Explore / Taxonomic exploration / Forbs & herbs
Taxonomic exploration
Forbs & herbs
Forb-form herbaceous plants — wildflowers, broadleaved herbs, everything between grasses and shrubs.
- Matching taxa
- 18,712
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- growth_habit=Forb/herb
Showing 12,101–12,150 of 18,712.
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Oldenlandiopsis callitrichoides (Griseb.) Terrell & W.H. Lewis OLCA4creeping-bluet · Rubiaceae -
Oligomeris linifolia (Vahl) J.F. Macbr. OLLIlineleaf whitepuff · Resedaceae -
Oligoneuron album (Nutt.) G.L. Nesom OLAL2prairie goldenrod · Asteraceae -
Oligoneuron houghtonii (Torr. & A. Gray ex A. Gray) G.L. Nesom OLHOHoughton's goldenrod · Asteraceae -
Oligoneuron nitidum (Torr. & A. Gray) Small OLNIshiny goldenrod · Asteraceae -
Oligoneuron ohioense (Frank ex Riddell) G.N. Jones OLOHOhio goldenrod · Asteraceae -
Oligoneuron riddellii (Frank ex Riddell) Rydb. OLRI2Riddell's goldenrod · Asteraceae -
Oligoneuron rigidum (L.) Small OLRIstiff goldenrod · Asteraceae - Oligoneuron rigidum (L.) Small var. glabratum (E.L. Braun) G.L. Nesom OLRIGstiff goldenrod · Asteraceae
- Oligoneuron rigidum (L.) Small var. humile (Porter) G.L. Nesom OLRIHstiff goldenrod · Asteraceae
- Oligoneuron rigidum (L.) Small var. rigidum OLRIRstiff goldenrod · Asteraceae
- Oligoneuron ×bernardii (B. Boivin) G.L. Nesom [album × riddellii] OLBEgoldenrod · Asteraceae
- Oligoneuron ×lutescens (Lindl. ex DC.) G.L. Nesom [album × rigidum] OLLUgoldenrod · Asteraceae
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Olsynium douglasii (A. Dietr.) E.P. Bicknell OLDODouglas' grasswidow · Iridaceae - Olsynium douglasii (A. Dietr.) E.P. Bicknell var. douglasii OLDODDouglas' grasswidow · Iridaceae
- Olsynium douglasii (A. Dietr.) E.P. Bicknell var. inflatum (Suksd.) Cholewa & Douglass M. Hend. OLDOIinflated grasswidow · Iridaceae
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Omalotheca supina (L.) DC. OMSUalpine arctic cudweed · Asteraceae -
Omalotheca sylvatica (L.) Sch. Bip. & F.W. Schultz OMSYwoodland arctic cudweed · Asteraceae -
Omphalodes aliena A. Gray OMALMexican navelwort · Boraginaceae -
Oncidium floridanum Ames ONFLFlorida orchid · Orchidaceae -
Oncosiphon piluliferum (L. f.) Källersjö ONPIstinknet · Asteraceae -
Oncosiphon suffruticosum (L.) Källersjö ONSU2shrubby mayweed · Asteraceae -
Onobrychis viciifolia Scop. ONVIsainfoin · Fabaceae -
Onoclea sensibilis L. ONSEsensitive fern · Dryopteridaceae -
Ononis alopecuroides L. ONAL5foxtail restharrow · Fabaceae -
Ononis arvensis L. ONARfield restharrow · Fabaceae - Ononis repens L. ONREcommon restharrow · Fabaceae
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Onopordum acanthium L. ONACScotch cottonthistle · Asteraceae -
Onopordum illyricum L. ONILIllyrian cottonthistle · Asteraceae -
Onopordum tauricum Willd. ONTAbull cottonthistle · Asteraceae -
Onosmodium bejariense DC. ex A. DC. ONBEsoft-hair marbleseed · Boraginaceae - Onosmodium bejariense DC. ex A. DC. var. bejariense ONBEBsoft-hair marbleseed · Boraginaceae
- Onosmodium bejariense DC. ex A. DC. var. hispidissimum (Mack.) B.L. Turner ONBEHsofthair marbleseed · Boraginaceae
- Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B.L. Turner ONBEOwestern marbleseed · Boraginaceae
- Onosmodium bejariense DC. ex A. DC. var. subsetosum (Mack. & Bush) B.L. Turner ONBESsofthair marbleseed · Boraginaceae
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Onosmodium decipiens J. Allison ONDE2deceptive marbleseed · Boraginaceae -
Onosmodium helleri Small ONHEHeller's marbleseed · Boraginaceae -
Onosmodium virginianum (L.) A. DC. ONVI2wild Job's tears · Boraginaceae -
Oonopsis engelmannii (A. Gray) Greene OOENEngelmann's false goldenweed · Asteraceae -
Oonopsis foliosa (A. Gray) Greene OOFOleafy false goldenweed · Asteraceae - Oonopsis foliosa (A. Gray) Greene var. foliosa OOFOFleafy false goldenweed · Asteraceae
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Oonopsis wardii (A. Gray) Greene OOWAWard's false goldenweed · Asteraceae -
Operculina pinnatifida (Kunth) O'Donell OPPItansyleaf lidpod · Convolvulaceae -
Ophioglossum californicum Prantl OPCA8California adderstongue · Ophioglossaceae -
Ophioglossum crotalophoroides Walter OPCRbulbous adderstongue · Ophioglossaceae - Ophioglossum crotalophoroides Walter var. crotalophoroides OPCRCbulbous adderstongue · Ophioglossaceae
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Ophioglossum engelmannii Prantl OPENlimestone adderstongue · Ophioglossaceae -
Ophioglossum nudicaule L. f. OPNUleast adderstongue · Ophioglossaceae -
Ophioglossum pendulum L. OPPEOld World adderstongue · Ophioglossaceae - Ophioglossum pendulum L. ssp. pendulum OPPEPOld World adderstongue · Ophioglossaceae