Desmodium paniculatum (panicled tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 278 -- terminal lflt 4 times as long as wide

Desmodium rigidum (stiff tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 278 -- stem hairy

Desmodium pauciflorum (few flowered tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 276 --

Desmodium rotundifolium (round-leaved tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 276 -- stem hairy

Desmodium sessilifolium (sessile-leaved tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 277 -- stem hairy; termnal lflt 4 times as long as wide

Desmodium sp. (tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 277 --

Desmodium strictum (pine barren tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 277 --

Desmodium viridiflorum (velvety tick trefoil) Fabaceae (5 5 10 1 perf or unisex; peri) 278 --

Dianthus armeria (deptford pink) Caryophyllaceae (5 5 10 2) 112 -- longer lvs that hug the stem

Dianthus deltoides Caryophyllaceae (5 5 10 2) 112 --

Dianthus plumarius (garden pink) Caryophyllaceae (5 5 10 2) 111 --

Diapensia lapponica (diapensia) Diapensiaceae ((5) (5) 5 1) -- cor campanulate, 5 lobes broadly obovate

Diarrhena americana Poaceae 691 --

Dicentra canadensis (squirrel corn) Fumariaceae (2+2z 2 6 1) 066 -- white; BD

Dicentra cucullaria (Dutchman's breeches) Fumariaceae (2+2z 2 6 1) 066 -- white pantaloons; BD

Dicentra eximia (wild bleeding heart) Fumariaceae (2+2z 2 6 1) 066 -- pink; BD

Diervilla lonicera (bush honeysuckle) Caprifoliaceae ((5) 5 5 1 half to wholly inf) 478 --

Digitalis lantana (Grecian fox glove) Scrophulariaceae/Digitalieae ((5) (5) 4 1 stigmas 2) 449 --

Digitalis lutea (European fox glove) Scrophulariaceae/Digitalieae ((5) (5) 4 1 stigmas 2) 449 --

Digitalis purpurea (common fox glove) Scrophulariaceae ((5) (5) 4 1 stigmas 2) 449 --

Digitaria filiformis (crabgrass) Poaceae 767 -- rachis of the raceme slender, sharply triquetrous, scarcely winged; lower blades commonly pilose

Digitaria ischaemum (smooth crabgrass) Poaceae 767 -- raceme rachis winged; herbage glabrous

Digitaria sanguinalis (hairy crabgrass) Poaceae 767 -- raceme rachis winged; sheaths & blades papillose-pilose

Digitaria serotina (dwarf crabgrass) Poaceae 767 -- raceme rachis winged; rarely adventive Digitaria sp. (crabgrass) Poaceae -- infl like a TV-antennae; sprawling growth habit; smooth, pointed, oval seeds

Diodia teres (buttonweed) Rubiaceae ((4) 4 4 1 epi) 471 -- white or pale-purple, funnel fls; OE stiff

Diodia virginiana Rubiaceae ((4) 4 4 1 epi) 472 --

Dioscorea villosa (wild yamroot) Dioscoreaceae (3 3 6 3 unisex epi) 806 -- lvs w/ many veins, base heart-shaped; fls insig.

Diospyros virginiana (persimmon) Ebenaceae ((4) 4 us16 4 dioecious hypo)198 -- Dipsacaceae (teasel) -- Dipsacus (teasel), Knautia (blue buttons), Succisella (devil's bit)

Dipsacus fullonum (teasel) Dipsacaceae ((4) (4) 4 1) 487 --

Dipsacus laciniatus (cut-leaved teasel) Dipsacaceae ((4) (4) 4 1) 487 --

Dipsacus sylvestris (teasel) Dipsacacaceae ((4) (4) 4 1) 487 -- lilac in large thistle-like heads; OT lance or oblong; stem prickly

Dirca palustris (leather wood) Thymeleaceae (0 4-5 8 1) 293 --

Distichlis spicata (salt grass) Poaceae 735 -- grows in salt marshes w Spartina patens; chubby infl; sprawls forming dense mats

Draba arabisans Brassicaceae (4 4 4+2 1) 169 -- pet yellow in bud, white mature; BT & cauline AT; frs twisted; rocks & cliffs

Draba reptans Brassicaceae (4 4 4+2 1) 168 -- white pet not nothed; BE small rosette; pubescent/stellate; cauline lvs entire

Draba verna (whitlow grass) Brassicaceae (4 4 4+2 1) 168 -- white pets def. notched; BE small rossette hairy; pods oblong; no cauline lvs Dracocephalum parviflorum (American dragon head) Lamiaceae ((5) (5) 2+2 1) 422 --

Dracocephalum thymiflorum (thyme-leaved dragon head) Lamiaceae ((5) (5) 2+2 1) 422 -- Drosera filiformis (thread-leaf sundew) Droseraceae (5 (5) 4-8 3 hypo) 138 -- lvs thread-like

Drosera intermedia (spatulate-leaved sundew) Droseraceae (5 (5) 4-8 3 hypo) 139 -- lvs spatulate

Drosera rotundifolia (round-leaved sundew) Droseraceae (5 (5) 4-8 3 hypo) 138 -- lvs round Dryopteris campyloptera (mountain woodfern) 027 -- 3-cut; moist woods; lvs rather widely spreading

Dryopteris carthusiana (toothed woodfern) Aspleniaceae 027 -- 3-cut; basal pinnules (upper & lower ) subopp; lower 2x upper; moist or wet woods

Dryopteris clintoniana (Clinton's woodfern) Aspleniaceae 026 -- barely 2-cut; sori borne midway between midvein & margin

Dryopteris cristata (crested woodfern)025--barely 2-cut; ladder-like, bluish-grn; lvs dimorphic, fertile larger & more erect; marshes & wet woods

Dryopteris fragrans (fragrant woodfern) Aspleniaceae 024 -- barely 3-cut; cliff crevices, often on limestone

Dryopteris goldiana (goldies woodfern) Aspleniaceae 025 -- barely 2-cut; sori borne close to midvein of the segment

Dryopteris intermedia (fancy woodfern) Aspleniaceae 026 -- 3-cut; glandular hairs; first lower pinnule shorter or = to adj pinnule

Dryopteris marginalis (marginal woodfern) Aspleniaceae 025 -- clearly 2 cut; sori on margins

Duchesnea indica (Indian strawberry) Rosaceae (5 5 N N) 221 -- sepals go beyond yellow petals

Dulichium arundinaceum (three-way sedge) Cyperaceae 658 -- short lvs in 3 distinct rows; fls in flat clusters; hollow leafy stem

Dyssodia papposa (stinking marigold) Asteraceae/Heliantheae 510 -- heads yellow or orange; OD linear or filiform; dry, open pls.

E

Echinacea pallida (prairie coneflower) Asteraceae/Heliantheae 498 -- pink to purple or white; AE

Echinochloa crusgalli (barnyard grass) Poaceae 763 -- very short awns

Echinochloa muricata var. microstachya (barnyard grass) Poaceae 762 -- with short awns

Echinochloa muricata var. muricata (barnyard grass) Poaceae 762 -- with long awns

Echinocystis lobata (wild cucumber) Cucurbitaceae ((6) 6 6 1 unisex epi) 150 -- greenish-white fls; fr. known as wild balsam apple

Echinodorus berteroi (tall bur head) Alismataceae (3 3 6or9 N hypo) 606 --

Echinops sphaerocephalus (globe thistle) Asteraceae/Cynareae 584 --

Echium vulgare (viper's bugloss) Boraginaceae ((5) (5) 5 1 hypo) 401 --

Eclipta prostrata (yerba-de-tajo) Asteraceae/Heliantheae 502 -- axillary flowers

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