North American Weed ID Photos - Selected Species  - See Page 1 for Broadleaf Weeds List 1 - 500

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Sicyos angulatus	oneseed burr cucumber	SIAN
Sophora nuttalliana	silky sophora	SONU

Weed Identification and Control Information by Species Common and Botanical Names

Broadleaf Species list - continued from previous page  See Grassy Grass-like Weed List below

501. loosestrife, garden Lysimachia vulgaris
502. loosestrife, hyssop Lythrum hyssopifolium
503. loosestrife, purple Lythrum salicaria
504. lotus, American Nelumbo lutea
505. lupine, large-leaved Lupinus polyphyllus
506. lupine, Lindley's annual Lupinus bicolor
507. lupine, low Lupinus pusillus
508. lupine, perennial Lupinus perennis
509. lupine, silky Lupinus sericeus
510. lupine, silver Lupinus argenteus
511. lupine, Wyeth Lupinus wyethii
512. madder, field Sherardia arvensis
513. mallow, alkali Malvella leprosa
514. mallow, bristly Modiola caroliniana
515. mallow, common Malva neglecta
516. mallow, high Malva sylvestris
517. mallow, little Malva parviflora
518. mallow, musk Malva moschata
519. mallow, Venice Hibiscus trionum
520. Maltese-cross Lychnis chalcedonica
521. maple, Norway Acer platanoides
522. maple, silver Acer saccharinum
523. marigold, fetid Dyssodia papposa
524. marijuana Cannabis sativa
525. marjoram, wild Origanum vulgare
526. marshelder Cyclachaena xanthifolia
527. marshelder, annual Iva annua
528. matrimonyvine Lycium barbarum
529. meadowsweet Spiraea alba
530. medic, black Medicago lupulina
531. mentzelia, naked Mentzelia nuda
532. mesquite, honey Prosopis glandulosa
533. mexicantea Dysphania ambrosioides
534. Miami-mist Phacelia purshii
535. milkthistle, blessed Silybum marianum
536. milkvetch, Canadian Astragalus canadensis
537. milkvetch, nuttall Astragalus nuttallianus
538. milkvetch, standing Astragalus laxmannii
539. milkvetch, twogrooved Astragalus bisulcatus
540. milkweed, broadleaf Asclepias latifolia
541. milkweed, butterfly Asclepias tuberosa
542. milkweed, eastern whorled Asclepias verticillata
543. milkweed, green Asclepias viridiflora
544. milkweed, honeyvine Cynanchum laeve
545. milkweed, low Asclepias pumila
546. milkweed, Mexican whorled Asclepias fascicularis
547. milkweed, purple Asclepias purpurascens
548. milkweed, showy Asclepias speciosa
549. milkweed, swamp Asclepias incarnata
550. milkweed, western whorled Asclepias subverticillata
551. miner's lettuce Claytonia perfoliata
552. mint, field Mentha arvensis
553. mint, perilla Perilla frutescens
554. mistflower Conoclinium coelestinum
555. mockstrawberry, Indian Duchesnea indica
556. moneywort Lysimachia nummularia
557. monkeyflower, common large Mimulus guttatus
558. monochoria Monochoria vaginalis
559. moonflower, purple Ipomoea turbinata
560. moonseed, red Cocculus carolinus
561. morningglory, bigroot Ipomoea pandurata
562. morningglory, cypressvine Ipomoea quamoclit
563. morningglory, ivyleaf Ipomoea hederacea
564. morningglory, palmleaf Ipomoea wrightii
565. morningglory, pitted Ipomoea lacunosa
566. morningglory, red Ipomoea coccinea
567. morningglory, sharppod otton / Ipomoea cordatotriloba
568. morningglory, smallflower Jacquemontia tamnifolia
569. morningglory, tall Ipomoea purpurea
570. mosquito fern Azolla spp.
571. mossrose Portulaca grandiflora
572. motherwort Leonurus cardiaca
573. mountain-ash, European Sorbus aucuparia
574. mugwort Artemisia vulgaris
575. mule's-ears Wyethia amplexicaulis
576. mullein, common Verbascum thapsus
577. mullein, moth Verbascum blattaria
578. mullein, purplestamen Verbascum virgatum
579. mullein, turkey Croton setigerus
580. mustard, ball Neslia paniculata
581. mustard, birdsrape Brassica rapa
582. mustard, black Brassica nigra
583. mustard, blue Chorispora tenella
584. mustard, dog Erucastrum gallicum
585. mustard, garlic Alliaria petiolata
586. mustard, haresear Conringia orientalis
587. mustard, hedge Sisymbrium officinale
588. mustard, Indian Brassica juncea
589. mustard, Oriental Sisymbrium orientale
590. mustard, shortpod Hirschfeldia incana
591. mustard, Syrian Euclidium syriacum
592. mustard, tall hedge Sisymbrium loeselii
593. mustard, tumble Sisymbrium altissimum
594. mustard, white Sinapis alba
595. mustard, wild Sinapis arvensis
596. naiad, slender Najas flexilis
597. navarretia, needle-leaf Navarretia intertexta
598. nettle, burning Urtica urens
599. nettle, false Boehmeria cylindrica
600. nettle, stinging Urtica dioica
601. nightshade, American black Solanum americanum
602. nightshade, bittersweet Solanum dulcamara
603. nightshade, black Solanum nigrum
604. nightshade, cutleaf Solanum triflorum
605. nightshade, eastern black Solanum ptycanthum
606. nightshade, hairy Solanum physalifolium
607. nightshade, silverleaf Solanum elaeagnifolium
608. nipplewort Lapsana communis
609. noseburn, nettleleaf Tragia ramosa
610. oak, blackjack Quercus marilandica
611. oak, bur Quercus macrocarpa
612. oak, Gambel's Quercus gambelii
613. oak, pin Quercus palustris
614. oak, post Quercus stellata
615. okra Abelmoschus esculentus
616. onion, Geyer's Allium geyeri
617. onion, prairie Allium textile
618. orach, garden Atriplex hortensis
619. orach, halberdleaf Atriplex prostrata
620. orach, red Atriplex rosea
621. Osage-orange Maclura pomifera
622. owls-clover, purple Castilleja exserta
623. oxalis, buttercup Oxalis pes-caprae
624. oxeye Heliopsis helianthoides
625. oxtongue, bristly Picris echioides
626. pansy Viola tricolor
627. paper-mulberry Broussonetia papyrifera
628. parentucellia, yellow Parentucellia viscosa
629. parrotfeather Myriophyllum aquaticum
630. parsnip, cow Heracleum maximum
631. parsnip, wild Pastinaca sativa
632. parthenium, ragweed Parthenium hysterophorus
633. partridgepea Chamaecrista fasciculata
634. pasque-flower Pulsatilla patens ssp. multifida
635. passionflower, maypop Passiflora incarnata
636. pawpaw Asimina triloba
637. pearlwort, birdseye Sagina procumbens
638. pearlwort, dwarf Sagina apetala
639. peavine, everlasting Lathyrus latifolius
640. peavine, rough Lathyrus hirsutus
641. pellitory, Florida Parietaria floridana
642. pellitory, Pennsylvania Parietaria pensylvanica
643. pennycress, field Thlaspi arvense
644. pennycress, thoroughwort Microthlaspi perfoliatum
645. pennywort, floating Hydrocotyle ranunculoides
646. pennywort, whorled Hydrocotyle umbellata
647. penstemon, smooth Penstemon digitalis
648. peppermint Mentha X piperita
649. peppervine Ampelopsis arborea
650. pepperweed, annual Lepidium oblongum
651. pepperweed, clasping Lepidium perfoliatum
652. pepperweed, field Lepidium campestre
653. pepperweed, greenflower Lepidium densiflorum
654. pepperweed, perennial Lepidium latifolium
655. pepperweed, sand Lepidium lasiocarpum
656. pepperweed, Virginia Lepidium virginicum
657. periwinkle, big Vinca major
658. periwinkle, common Vinca minor
659. persimmon, common Diospyros virginiana
660. phacelia, great valley Phacelia ciliata
661. pheasant-eye, summer Adonis annua
662. pickerelweed Pontederia cordata
663. pigmyweed, sand Crassula connata
664. pigweed, prostrate Amaranthus blitoides
665. pigweed, redroot Amaranthus retroflexus
666. pigweed, Russian Axyris amaranthoides
667. pigweed, smooth Amaranthus hybridus
668. pigweed, tumble Amaranthus albus
669. pigweed, winged Cycloloma atriplicifolium
670. pimpernel, scarlet Anagallis arvensis
671. pineapple-weed Matricaria discoidea
672. pink, Deptford Dianthus armeria
673. plantain, blackseed Plantago rugelii
674. plantain, bracted Plantago aristata
675. plantain, broadleaf Plantago major
676. plantain, buckhorn Plantago lanceolata
677. plantain, paleseed Plantago virginica
678. plantain, wooly Plantago patagonica
679. plum, American Prunus americana
680. poinsettia, painted Euphorbia cyathophora
681. poinsettia, wild Euphorbia heterophylla
682. poison-hemlock Conium maculatum
683. poison-ivy, Rydberg's Toxicodendron rydbergii
684. poison-oak, eastern Toxicodendron radicans
685. poison-oak, Pacific Toxicodendron diversilobum
686. poison-sumac Toxicodendron vernix
687. pokeweed, common Phytolacca americana
688. polemonium, annual Polemonium micranthum
689. pondweed, American Potamogeton nodosus
690. pondweed, curlyleaf Potamogeton crispus
691. poorjoe Diodia teres
692. poplar, white Populus alba
693. poppy, California Eschscholzia californica
694. poppy, corn Papaver rhoeas
695. poppy, field Papaver dubium
696. poppy, opium Papaver somniferum
697. poppymallow, plains Callirhoe alcaeoides
698. poppymallow, purple Callirhoe involucrata
699. povertyweed, Nuttall Monolepis nuttalliana
700. pricklepoppy, annual Argemone polyanthemos
701. pricklepoppy, bluestem Argemone albiflora
702. pricklepoppy, Mexican Argemone mexicana
703. prickly-ash Zanthoxylum americanum
704. pricklypear, plains Opuntia polyacantha
705. pricklypear, spreading Opuntia humifusa
706. princess-feather Polygonum orientale
707. puncturevine Tribulus terrestris
708. purslane, common Portulaca oleracea
709. purslane, horse Trianthema portulacastrum
710. purslane, pink Portulaca pilosa
711. pusley, Brazilian Richardia brasiliensis
712. pusley, Florida Richardia scabra
713. rabbitbrush, Douglas Chrysothamnus viscidiflorus
714. rabbitbrush, gray Ericameria nauseosa
715. rabbitbrush, southwest Chrysothamnus pulchellus
716. raccoon-grape Ampelopsis cordata
717. radish Raphanus sativus
718. radish, wild Raphanus raphanistrum
719. ragweed, common Ambrosia artemisiifolia
720. ragweed, giant Ambrosia trifida
721. ragweed, lanceleaf Ambrosia bidentata
722. ragwort, purple Senecio elegans
723. ragwort, tansy Senecio jacobaea
724. raspberry, black Rubus occidentalis
725. rattlebox Crotalaria sagittalis
726. rattlebush Sesbania punicea
727. redcedar, eastern Juniperus virginiana
728. redmaids Calandrinia ciliata
729. redvine Brunnichia ovata
730. rocket, London Sisymbrium irio
731. rocket, sand Diplotaxis muralis
732. rocket, wall Diplotaxis tenuifolia
733. rocket, yellow Barbarea vulgaris
734. rose, dog Rosa canina
735. rose, multiflora Rosa multiflora
736. rose, prairie wild Rosa arkansana
737. rose, sweetbriar Rosa eglanteria
738. rose, western wild Rosa woodsii
739. rosinleaf, wholeleaf Silphium integrifolium
740. rosinweed, cup Silphium perfoliatum
741. rubberweed, bitter Hymenoxys odorata
742. rue, African Peganum harmala
743. Russian-olive Elaeagnus angustifolia
744. sage, blue Salvia azurea
745. sage, lyreleaf Salvia lyrata
746. sage, Mediterranean Salvia aethiopis
747. sagebrush, big Artemisia tridentata
748. sagebrush, fringed Artemisia frigida
749. sagebrush, sand Artemisia filifolia
750. sagebrush, silver Artemisia cana
751. sagewort, common Artemisia campestris
752. salsify, common Tragopogon porrifolius
753. salsify, meadow Tragopogon lamottei
754. salsify, western Tragopogon dubius
755. saltbush, Australian Atriplex semibaccata
756. saltbush, bracted Atriplex serenana
757. saltbush, fourwing Atriplex canescens
758. saltbush, two scale Atriplex micrantha
759. saltcedar Tamarix chinensis
760. sandspurry, Boccone's Spergularia bocconii
761. sandspurry, red Spergularia rubra
762. sandwort, thymeleaf Arenaria serpyllifolia
763. sassafras Sassafras albidum
764. scouringrush Equisetum hyemale
765. scurfpea, lemon Psoralidium lanceolatum
766. senna, coffee Senna occidentalis
767. senna, desert Senna covesii
768. sensitivebriar, catclaw Mimosa nuttallii
769. serviceberry Amelanchier alnifolia
770. sesbania, hemp Sesbania herbacea
771. sheep-laurel Kalmia angustifolia
772. shepherd's-purse Capsella bursa-pastoris
773. sibara Sibara virginica
774. sicklepod Senna obtusifolia
775. sida, arrowleaf Sida rhombifolia
776. sida, prickly Sida spinosa
777. sida, southern Sida acuta
778. skeletonweed Lygodesmia juncea
779. skeletonweed, rush Chondrilla juncea
780. smartweed, dotted Polygonum punctatum
781. smartweed, hedge Polygonum scandens
782. smartweed, marshpepper Polygonum hydropiper
783. smartweed, mild Polygonum hydropiperoides
784. smartweed, pale Polygonum lapathifolium
785. smartweed, Pennsylvania Polygonum pensylvanicum
786. smartweed, water Polygonum amphibium
787. smellmelon Cucumis melo
788. snake-cotton, field Froelichia floridana
789. snakeroot, white Ageratina altissima
790. snapdragon, dwarf Chaenorhinum minus
791. snapdragon, lesser Misopates orontium
792. sneezeweed, Bigelow's Helenium bigelovii
793. sneezeweed, bitter Helenium amarum
794. sneezeweed, common Helenium autumnale
795. sneezeweed, orange Hymenoxys hoopesii
796. sneezeweed, purplehead Helenium flexuosum
797. snow-on-the-mountain Euphorbia marginata
798. snowberry, western Symphoricarpos occidentalis
799. soapberry Sapindus saponaria
800. Soloman's seal, smooth Polygonatum biflorum
801. sophora, silky Sophora nuttalliana
802. sorrel Rumex acetosa
803. sorrel, heartwing Rumex hastatulus
804. sorrel, red Rumex acetosella
805. sowthistle, annual Sonchus oleraceus
806. sowthistle, marsh Sonchus arvensis ssp. uliginosus
807. sowthistle, perennial Sonchus arvensis ssp. arvensis
808. sowthistle, spiny Sonchus asper
809. soybean Glycine max
810. Spanish-needles Bidens bipinnata
811. spearmint Mentha spicata
812. speedwell, common Veronica officinalis
813. speedwell, corn Veronica arvensis
814. speedwell, germander Veronica chamaedrys
815. speedwell, ivyleaf Veronica hederifolia
816. speedwell, Persian Veronica persica
817. speedwell, purslane Veronica peregrina
818. speedwell, slender Veronica filiformis
819. speedwell, thymeleaf Veronica serpyllifolia
820. speedwell, water Veronica anagallis-aquatica
821. spiderflower Cleome hassleriana
822. spiderling, red Boerhavia diffusa
823. spiderwort, bracted Tradescantia bracteata
824. spiderwort, common Tradescantia ohiensis
825. spikeweed Centromadia pungens
826. spurge, caper Euphorbia lathyris
827. spurge, cypress Euphorbia cyparissias
828. spurge, flowering Euphorbia corollata
829. spurge, ground Chamaesyce prostrata
830. spurge, hyssop Chamaesyce hyssopifolia
831. spurge, leafy Euphorbia esula
832. spurge, netseed Euphorbia spathulata
833. spurge, nodding Chamaesyce nutans
834. spurge, petty Euphorbia peplus
835. spurge, prostrate Chamaesyce hypericifolia
836. spurge, ridgeseed Chamaesyce glyptosperma
837. spurge, spotted Chamaesyce maculata
838. spurge, sun Euphorbia helioscopia
839. spurge, thyme-leaved Chamaesyce serpyllifolia
840. spurge, toothed Euphorbia dentata
841. spurge, whitemargin Chamaesyce albomarginata
842. spurry, corn Spergula arvensis
843. spurry, umbrella Holosteum umbellatum
844. St. John's-wort, dwarf Hypericum mutilum
845. St. Johnswort, common Hypericum perforatum
846. St. Johnswort, roundfruit Hypericum sphaerocarpum
847. St. Johnswort, shrubby Hypericum prolificum
848. St. Johnswort, spotted Hypericum punctatum
849. star-of-Bethlehem Ornithogalum umbellatum
850. starbur, Parguay Acanthospermum australe
851. starthistle, Iberian Centaurea iberica
852. starthistle, Malta Centaurea melitensis
853. starthistle, purple Centaurea calcitrapa
854. starthistle, yellow Centaurea solstitialis
855. stephanomeria Stephanomeria exigua
856. stickleaf, tenpetal Mentzelia decapetala
857. stickleaf, whitestem Mentzelia albicaulis
858. stickseed, Virginia Hackelia virginiana
859. stickseed, western Hackelia floribunda
860. sticktight, European Lappula squarrosa
861. stock, Malcolm Malcolmia africana
862. stonecrop, live-forever Hylotelephium telephium
863. stonecrop, mossy Sedum acre
864. strawberry, wild Fragaria virginiana
865. sumac, dwarf Rhus copallinum
866. sumac, smooth Rhus glabra
867. sumac, staghorn Rhus typhina
868. sumpweed, poverty Iva axillaris
869. sunflower, common Helianthus annuus
870. sunflower, Maxmillian Helianthus maximiliani
871. sunflower, Nuttall Helianthus nuttallii
872. sunflower, prairie Helianthus petiolaris
873. sunflower, sawtooth Helianthus grosseserratus
874. sunflower, stiff Helianthus pauciflorus
875. swainsonpea Sphaerophysa salsula
876. swallowwort, black Cynanchum louiseae
877. sweetclover, Indian Melilotus indicus
878. sweetclover, yellow Melilotus officinalis
879. swinecress Coronopus didymus
880. sycamore Platanus occidentalis
881. tansy, common Tanacetum vulgare
882. tansymustard, pinnate Descurainia pinnata
883. tansymustard, Richardson Descurainia incana
884. tarragon Artemisia dracunculus
885. tarweed, cluster Madia glomerata
886. tarweed, coast Madia sativa
887. tarweed, Kellog's Deinandra kellogii
888. tarweed, showy Madia elegans
889. tea, New Jersey Ceanothus americanus
890. teasel, cutleaf Dipsacus laciniatus
891. teasel, fullers Dipsacus fullonum
892. telegraphplant Heterotheca grandiflora
893. thistle, bull Cirsium vulgare
894. thistle, Canada Cirsium arvense
895. thistle, distaff Carthamus lanatus
896. thistle, elk Cirsium scariosum
897. thistle, field Cirsium discolor
898. thistle, Flodman Cirsium flodmanii
899. thistle, Italian Carduus pycnocephalus
900. thistle, musk Carduus nutans
901. thistle, Palouse Cirsium brevifolium
902. thistle, platte Cirsium canescens
903. thistle, plumeless Carduus acanthoides
904. thistle, Russian Salsola tragus
905. thistle, Scotch Onopordum acanthium
906. thistle, snowy Cirsium occidentale
907. thistle, tall Cirsium altissimum
908. thistle, wavyleaf Cirsium undulatum
909. thistle, yellow Cirsium horridulum
910. thistle, yellowspine Cirsium ochrocentrum
911. tick-trefoil, showy Desmodium canadense
912. tidestromia, woolly Tidestromia lanuginosa
913. toadflax, Dalmatian Linaria dalmatica
914. toadflax, Morocco Linaria maroccana
915. toadflax, oldfield Nuttallanthus canadensis
916. toadflax, yellow Linaria vulgaris
917. tobacco, desert Nicotiana obtusifolia
918. tobacco, Indian Nicotiana quadrivalvis
919. tobacco, tree Nicotiana glauca
920. toothcup, Indian Rotala indica
921. touch-me-not, spotted Impatiens capensis
922. tree-of-heaven Ailanthus altissima
923. trefoil, birdsfoot Lotus corniculatus
924. trefoil, narrowleaved Lotus glaber
925. trumpetcreeper Campsis radicans
926. turkeyberry Solanum torvum
927. turnip Brassica napus
928. valerian, red Centranthus ruber
929. velvetleaf Abutilon theophrasti
930. venuslookingglass, common Triodanis perfoliata
931. venuslookingglass, small Triodanis biflora
932. vervain, blue Verbena hastata
933. vervain, hoary Verbena stricta
934. vervain, prostrate Verbena bracteata
935. vervain, tall Verbena bonariensis
936. vervain, white Verbena urticifolia
937. vetch, American Vicia americana
938. vetch, bird Vicia cracca
939. vetch, four seeded Vicia tetrasperma
940. vetch, hairy Vicia villosa
941. vetch, narrowleaf Vicia sativa ssp. nigra
942. vinegarweed Trichostema lanceolatum
943. violet, common blue Viola sororia
944. violet, English Viola odorata
945. violet, field Viola arvensis
946. virgin's-bower Clematis ligusticifolia
947. Virginia-creeper Parthenocissus quinquefolia
948. wahoo Euonymus atropurpureus
949. wallflower Erysimum cheiranthoides
950. wallflower, bushy Erysimum repandum
951. wallflower, western Erysimum capitatum
952. watercress Nasturtium officinale
953. waterhemlock, spotted Cicuta maculata
954. waterhemlock, western Cicuta douglasii
955. waterhemp, tall Amaranthus tuberculatus
956. waterhyacinth Eichhornia crassipes
957. waterhyssop, disc Bacopa rotundifolia
958. waterhyssop, Eisen Bacopa eisenii
959. waterlettuce Pistia stratiotes
960. waterlily, fragrant Nymphaea odorata
961. waterlily, yellow Nuphar lutea
962. watermilfoil Myriophyllum spicatum
963. waterparsnip Sium suave
964. waterplantain, common Alisma triviale
965. waterpod Ellisia nyctelea
966. waterprimrose, creeping Ludwigia peploides
967. waterprimrose, Uruguay Ludwigia grandiflora
968. waterprimrose, winged Ludwigia decurrens
969. waterstargrass Heteranthera dubia
970. whitetop, hairy Cardaria pubescens
971. whitetop, lens-podded Cardaria chalepensis
972. whitlowgrass, spring Draba verna
973. wild cucumber, western Marah oreganus
974. wild-indigo, plains Baptisia bracteata
975. wild-indigo, white Baptisia alba
976. wildbean, trailing Strophostyles helvola
977. willowweed, American Epilobium ciliatum
978. willowweed, hairy Epilobium hirsutum
979. willowweed, panicle Epilobium brachycarpum
980. wingstem Verbesina alternifolia
981. wintercress Barbarea verna
982. wintercress, early Barbarea orthoceras
983. witchweed Striga asiatica
984. woad, dyer's Isatis tinctoria
985. woodsorrel, creeping Oxalis corniculata
986. woodsorrel, violet Oxalis violacea
987. woodsorrel, yellow Oxalis stricta
988. wooly-sunflower, common Eriophyllum lanatum
989. wormwood, absinth Artemisia absinthium
990. wormwood, annual Artemisia annua
991. wormwood, biennial Artemisia biennis
992. wormwood, Louisiana Artemisia ludoviciana
993. woundwort Stachys palustris
994. yarrow, common Achillea millefolium
995. yarrow, sneezewort Achillea ptarmica
996. yellowcress, marsh Rorippa palustris
997. yellowcress, spreading Rorippa sinuata
998. yellowcress, western Rorippa curvisiliqua
999. yerba mansa Anemopsis californica
1000. yucca, Great Plains Yucca glauca

Grasslike Weed Species list

1. arthraxon, jointhead Arthraxon hispidus
2. bahiagrass, Pensacola Paspalum notatum
3. barley Hordeum vulgare
4. barley, foxtail Hordeum jubatum
5. barley, hare Hordeum murinum
6. barley, little Hordeum pusillum
7. barnyardgrass Echinochloa crus-galli
8. basketgrass Oplismenus hirtellus
9. bentgrass, colonial Agrostis capillaris
10. bentgrass, creeping Agrostis stolonifera
11. bentgrass, interrupted silky Apera interrupta
12. bermudagrass Cynodon dactylon
13. bluegrass, annual Poa annua
14. bluegrass, bulbous Poa bulbosa
15. bluegrass, Canada Poa compressa
16. bluegrass, Kentucky Poa pratensis
17. bluegrass, roughstalk Poa trivialis
18. bluestem, big Andropogon gerardii
19. bluestem, bushy Andropogon glomeratus
20. bluestem, little Schizachyrium scoparium
21. brome, bald Bromus racemosus
22. brome, California Bromus carinatus
23. brome, corn Bromus squarrosus
24. brome, downy Bromus tectorum
25. brome, field Bromus arvensis
26. brome, foxtail Bromus rubens
27. brome, poverty Bromus sterilis
28. brome, rattlesnake Bromus briziformis
29. brome, ripgut Bromus diandrus ssp. rigidus
30. brome, smooth Bromus inermis
31. brome, soft Bromus hordeaceus
32. broomsedge Andropogon virginicus
33. buffalograss Bouteloua dactyloides
34. bulrush, hardstem Schoenoplectus acutus
35. bulrush, ricefield Schoenoplectus mucronatus
36. bulrush, softstem Schoenoplectus tabernaemontani
37. bulrush, woolgrass Scirpus cyperinus
38. canarygrass Phalaris canariensis
39. canarygrass, Carolina Phalaris caroliniana
40. canarygrass, little Phalaris minor
41. canarygrass, reed Phalaris arundinacea
42. carpetgrass, big Axonopus furcatus
43. cheat Bromus secalinus
44. cockspur, coast Echinochloa walteri
45. cogongrass Imperata cylindrica
46. cordgrass, prairie Spartina pectinata
47. cordgrass, smooth Spartina alterniflora
48. crabgrass, large Digitaria sanguinalis
49. crabgrass, smooth Digitaria ischaemum
50. crabgrass, southern Digitaria ciliaris
51. crabgrass, tropical Digitaria bicornis
52. crowfootgrass Dactyloctenium aegyptium
53. cupgrass, prairie Eriochloa contracta
54. cupgrass, southern Eriochloa acuminata
55. cutgrass, giant Zizaniopsis miliacea
56. cutgrass, rice Leersia oryzoides
57. cyperus, awned Cyperus squarrosus
58. dallisgrass Paspalum dilatatum
59. deergrass Muhlenbergia rigens
60. dogtailgrass, hedgehog Cynosurus echinatus
61. dropseed, coral Sporobolus domingensis
62. dropseed, sand Sporobolus cryptandrus
63. eulaliagrass Miscanthus sinensis
64. feathertop Pennisetum villosum
65. fescue, meadow Schedonorus pratensis
66. fescue, rattail Vulpia myuros
67. fescue, red Festuca rubra
68. fescue, sixweeks Vulpia octoflora
69. fescue, small Vulpia microstachys
70. fescue, tall Schedonorus arundinaceus
71. fingergrass, feather Chloris virgata
72. flatsedge Cyperus odoratus
73. flatsedge, redroot Cyperus erythrorhizos
74. flatsedge, rice Cyperus iria
75. fountaingrass, crimson Pennisetum setaceum
76. foxtail, bristly Setaria verticillata
77. foxtail, Carolina Alopecurus carolinianus
78. foxtail, giant Setaria faberi
79. foxtail, green Setaria viridis
80. foxtail, knotroot Setaria parviflora
81. foxtail, meadow Alopecurus pratensis
82. foxtail, slender Alopecurus myosuroides
83. foxtail, water Alopecurus geniculatus
84. foxtail, yellow Setaria pumila
85. gammagrass, eastern Tripsacum dactyloides
86. goatgrass, jointed Aegilops cylindrica
87. goosegrass Eleusine indica
88. grama, side-oats Bouteloua curtipendula
89. grama, sixweeks needle Bouteloua barbata
90. guineagrass Urochloa maxima
91. hairgrass, silver Aira caryophyllea
92. hairgrass, slender Deschampsia elongata
93. hardgrass Sclerochloa dura
94. hardinggrass Phalaris aquatica
95. Indian-ricegrass Achnatherum hymenoides
96. Indiangrass, yellow Sorghastrum nutans
97. itchgrass Rottboellia cochinchinensis
98. johnsongrass Sorghum halepense
99. junglerice Echinochloa colona
100. kikuyu-grass Pennisetum clandestinum
101. knotgrass Paspalum distichum
102. kyllinga, green Kyllinga brevifolia
103. liverseed, para Urochloa mutica
104. liverseedgrass Urochloa panicoides
105. lovegrass, little Eragrostis minor
106. lovegrass, Mediterranean Eragrostis barrelieri
107. lovegrass, Mexican Eragrostis mexicana
108. lovegrass, tufted Eragrostis pectinacea
109. Mary's-grass Microstegium vimineum
110. matgrass Nardus stricta
111. Mediterraneangrass Schismus barbatus
112. medusahead Taeniatherum caput-medusae
113. millet, foxtail Setaria italica
114. millet, pearl Pennisetum glaucum
115. millet, Texas Urochloa texana
116. millet, wild-proso Panicum miliaceum
117. muhly, alkali Muhlenbergia asperifolia
118. muhly, wirestem Muhlenbergia frondosa
119. needle-and-thread Hesperostipa comata
120. needlegrass, California Nassella cernua
121. nimblewill Muhlenbergia schreberi
122. nutsedge, false Cyperus strigosus
123. nutsedge, purple Cyperus rotundus
124. nutsedge, yellow Cyperus esculentus
125. oat Avena sativa
126. oat, slender Avena barbata
127. oat, wild Avena fatua
128. oatgrass, tall Arrhenatherum elatius
129. orchardgrass Dactylis glomerata
130. palmgrass Setaria palmifolia
131. panicum, fall Panicum dichotomiflorum
132. panicum, fringed Dichanthelium strigosum
133. paspalum, field Paspalum laeve
134. paspalum, thin Paspalum setaceum
135. polypogon, rabbitfoot Polypogon monspeliensis
136. purpletop Tridens flavus
137. quackgrass Elymus repens
138. quackinggrass, big Briza maxima
139. redtop Agrostis gigantea
140. reed, common Phragmites australis
141. reed, giant Arundo donax
142. rescuegrass Bromus catharticus
143. rice, red Oryza sativa
144. rosette-grass, deertongue Dichanthelium clandestinum
145. rush, common toad Juncus bufonius
146. rush, soft Juncus effusus
147. rye, common Secale cereale
148. ryegrass, Italian Lolium perenne ssp. multiflorum
149. ryegrass, perennial Lolium perenne ssp. perenne
150. ryegrass, poison Lolium temulentum
151. ryegrass, rigid Lolium rigidum
152. saltgrass Distichlis spicata
153. sandbur, dune Cenchrus tribuloides
154. sandbur, field Cenchrus spinifex
155. sandbur, longspine Cenchrus longispinus
156. sandbur, southern Cenchrus echinatus
157. Schismus, Arabian Schismus arabicus
158. sedge, annual Cyperus compressus
159. sedge, cylindric Cyperus retrorsus
160. sedge, hop Carex lupulina
161. sedge, lovegrass Cyperus eragrostis
162. sedge, Nebraska Carex nebrascensis
163. sedge, Surinam Cyperus surinamensis
164. sedge, white-top Rhynchospora colorata
165. shattercane Sorghum bicolor
166. signalgrass, broadleaf Urochloa platyphylla
167. smilograss Piptatherum miliaceum
168. smutgrass Sporobolus indicus
169. sorghum-almum Sorghum almum
170. spikerush, blunt Eleocharis diandra
171. spikerush, creeping Eleocharis palustris
172. spikerush, needle Eleocharis acicularis
173. sprangletop, Amazon Leptochloa panicoides
174. sprangletop, bearded Leptochloa fusca ssp. fascicularis
175. sprangletop, Mexican Leptochloa fusca ssp. uninervia
176. squirreltail Elymus elymoides
177. squirreltail, big Elymus multisetus
178. St. Augustinegrass Stenotaphrum secundatum
179. stinkgrass Eragrostis cilianensis
180. switchgrass Panicum virgatum
181. threeawn, purple Aristida purpurea
182. threesquare, common Schoenoplectus americanus
183. timothy Phleum pratense
184. torpedograss Panicum repens
185. tumblegrass Schedonnardus paniculatus
186. vaseygrass Paspalum urvillei
187. veldtgrass Ehrharta calycina
188. velvetgrass Holcus lanatus
189. velvetgrass, German Holcus mollis
190. ventenata Ventenata dubia
191. wheat Triticum aestivum
192. wheatgrass, crested Agropyron cristatum
193. wheatgrass, tall Thinopyrum ponticum
194. wheatgrass, western Pascopyrum smithii
195. wildrice, annual Zizania aquatica
196. wildrye, beardless Leymus triticoides
197. wildrye, Canada Elymus canadensis
198. wildrye, Virginia Elymus virginicus
199. windmillgrass, tumble Chloris verticillata
200. witchgrass Panicum capillare