Recently updated species descriptions:
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Family
Taxon
Last updated
Ericaceae
Cassiope lycopodioides (Pall.) D. Don
Last updated 5/15/2021
Ericaceae
Pyrola dentata Sm.
Last updated 5/15/2021
Polemoniaceae
Aliciella leptomeria (A. Gray) J.M. Porter
Last updated 5/15/2021
Polemoniaceae
Gilia inconspicua (Sm.) Sweet
Last updated 5/15/2021
Solanaceae
Solanum americanum Mill.
Last updated 5/15/2021
Boraginaceae
Amsinckia spectabilis Fisch. & C.A. Mey.
Last updated 5/15/2021
Apiaceae
Cicuta maculata L.
Last updated 5/15/2021
Apiaceae
Anethum graveolens L.
Last updated 5/15/2021
Caprifoliaceae
Lonicera tatarica L.
Last updated 5/15/2021
Asteraceae
Carduus pycnocephalus L.
Last updated 5/14/2021
Asteraceae
Baccharis pilularis DC.
Last updated 5/14/2021
Asteraceae
Antennaria monocephala DC.
Last updated 5/14/2021
Plantaginaceae
Linaria triornithophora (L.) Cav.
Last updated 5/12/2021
Asteraceae
Hieracium pilosella L.
Last updated 5/11/2021
Poaceae
Muhlenbergia racemosa (Michx.) Britton, Sterns & Poggenb.
Last updated 5/11/2021
Plantaginaceae
Penstemon cinereus Piper
Last updated 5/11/2021
Plantaginaceae
Nuttallanthus canadensis (L.) D.A. Sutton
Last updated 5/10/2021
Plantaginaceae
Penstemon cinereus Piper ssp. foliatus D.D. Keck
Last updated 5/10/2021
Plantaginaceae
Penstemon cinereus Piper ssp. cinereus
Last updated 5/10/2021
Sapindaceae
Aesculus hippocastanum L.
Last updated 5/9/2021
Fabaceae
Lupinus littoralis Douglas var. littoralis
Last updated 5/9/2021
Iridaceae
Sisyrinchium septentrionale E.P. Bicknell
Last updated 5/7/2021
Iridaceae
Sisyrinchium sarmentosum Suksd. ex Greene
Last updated 5/7/2021
Boraginaceae
Amsinckia intermedia Fisch. & C.A. Mey.
Last updated 5/7/2021
Montiaceae
Montia linearis (Douglas) Greene
Last updated 5/7/2021
Polypodiaceae
Polypodium hesperium Maxon
Last updated 5/7/2021
Iridaceae
Sisyrinchium californicum (Ker Gawl.) W.T.Aiton
Last updated 5/6/2021
Iridaceae
Olsynium douglasii (A. Dietr.) E.P. Bicknell var. inflatum (Suksd.) Cholewa & Douglass M. Hend.
Last updated 5/6/2021
Iridaceae
Olsynium douglasii (A. Dietr.) E.P. Bicknell var. douglasii
Last updated 5/6/2021
Iridaceae
Iris sibirica L.
Last updated 5/6/2021
Caryophyllaceae
Cherleria obtusiloba (Rydb.) A. J. Moore & Dillenb.
Last updated 5/6/2021
Caryophyllaceae
Cherleria biflora (L.) A. J. Moore & Dillenb.
Last updated 5/6/2021
Iridaceae
Iris germanica L.
Last updated 5/6/2021
Iridaceae
Iris foetidissima L.
Last updated 5/6/2021
Boraginaceae
Mertensia ciliata (E. James ex Torr.) G. Don
Last updated 5/6/2021
Rosaceae
Malus fusca (Raf.) C.K. Schneid.
Last updated 5/6/2021
Celastraceae
Euonymus occidentalis Nutt. ex Torr. var. occidentalis
Last updated 5/5/2021
Celastraceae
Euonymus occidentalis Nutt. ex Torr.
Last updated 5/5/2021
Juncaginaceae
Triglochin concinna Burtt Davy var. concinna
Last updated 5/5/2021
Namaceae
Nama densa Lemmon var. parviflora (Greenm.) C.L. Hitchc.
Last updated 5/4/2021
Namaceae
Nama densa Lemmon
Last updated 5/4/2021
Iridaceae
Crocus tommasinianus Herb.
Last updated 5/4/2021
Iridaceae
Crocus ×stellaris Haw.
Last updated 5/4/2021
Iridaceae
Crocus vernus (L.) Hill
Last updated 5/4/2021
Hydrocharitaceae
Vallisneria americana Michx.
Last updated 5/4/2021
Hydrocharitaceae
Najas guadalupensis (Spreng.) Magnus ssp. guadalupensis
Last updated 5/4/2021
Hydrocharitaceae
Najas guadalupensis (Spreng.) Magnus
Last updated 5/4/2021
Hydrocharitaceae
Najas flexilis (Willd.) Rostk. & W.L.E. Schmidt
Last updated 5/4/2021
Hydrocharitaceae
Najas canadensis Michx.
Last updated 5/4/2021
Poaceae
Muhlenbergia filiformis (Thurb. ex S. Watson) Rydb.
Last updated 5/4/2021
Equisetaceae
Equisetum telmateia Ehrh.
Last updated 5/3/2021
Cyperaceae
Carex pachystachya Cham. ex Steud.
Last updated 5/3/2021
Cyperaceae
Eleocharis palustris (L.) Roem. & Schult.
Last updated 5/3/2021
Equisetaceae
Equisetum arvense L.
Last updated 5/3/2021
Ranunculaceae
Clematis orientalis L.
Last updated 4/30/2021
Ranunculaceae
Clematis occidentalis (Hornem.) DC. var. grosseserrata (Rydb.) J.S. Pringle
Last updated 4/30/2021
Ranunculaceae
Clematis occidentalis (Hornem.) DC. var. dissecta (C.L. Hitchc.) J.S. Pringle
Last updated 4/30/2021
Ranunculaceae
Clematis hirsutissima Pursh var. hirsutissima
Last updated 4/30/2021
Ranunculaceae
Clematis hirsutissima Pursh
Last updated 4/30/2021
Orchidaceae
Platanthera sparsiflora (S. Watson) Schltr.
Last updated 4/28/2021
Discinaceae
Gyromitra esculenta (Pers.: Fr.) Fr.
Last updated 4/25/2021
Violaceae
Viola langsdorffii Fisch. ex Ging.
Last updated 4/21/2021
Saxifragaceae
Tellima grandiflora (Pursh) Douglas ex Lindl.
Last updated 4/21/2021
Saxifragaceae
Saxifraga adscendens L.
Last updated 4/21/2021
Melanthiaceae
Trillium albidum J.D. Freeman
Last updated 4/21/2021
Melanthiaceae
Toxicoscordion venenosum (S. Watson) Rydb.
Last updated 4/21/2021
Iridaceae
Sisyrinchium montanum Greene
Last updated 4/21/2021
Iridaceae
Sisyrinchium littorale Greene
Last updated 4/21/2021
Alismataceae
Sagittaria subulata (L.) Buchenau
Last updated 4/21/2021
Alismataceae
Sagittaria rigida Pursh
Last updated 4/21/2021
Alismataceae
Sagittaria platyphylla (Engelm.) J.G. Sm.
Last updated 4/21/2021
Alismataceae
Sagittaria graminea Michx. ssp. graminea
Last updated 4/21/2021
Acoraceae
Acorus calamus L.
Last updated 4/21/2021
Acoraceae
Acorus americanus (Raf.) Raf.
Last updated 4/21/2021
Sapindaceae
Acer negundo L.
Last updated 4/20/2021
Brassicaceae
Boechera suffrutescens (S. Watson) Dorn
Last updated 4/20/2021
Brassicaceae
Boechera sparsiflora (Nutt.) Dorn
Last updated 4/20/2021
Brassicaceae
Boechera puberula (Nutt.) Dorn
Last updated 4/20/2021
Brassicaceae
Boechera polyantha (Greene) Windham & Al-Shehbaz
Last updated 4/20/2021
Brassicaceae
Boechera paupercula (Greene) Windham & Al-Shehbaz
Last updated 4/20/2021
Brassicaceae
Boechera paddoensis (Rollins) Windham & Al-Shehbaz
Last updated 4/20/2021
Brassicaceae
Boechera grahamii (Lehm.) Windham & Al-Shehbaz
Last updated 4/20/2021
Brassicaceae
Boechera drepanoloba (Greene) Windham & Al-Shehbaz
Last updated 4/20/2021
Brassicaceae
Boechera cascadensis Windham & Al-Shehbaz
Last updated 4/20/2021
Brassicaceae
Boechera calderi (G.A. Mulligan) Windham & Al-Shehbaz
Last updated 4/20/2021
Boraginaceae
Oreocarya glomerata (Pursh) Greene
Last updated 4/20/2021
Apiaceae
Lomatium gormanii (Howell) J.M. Coult. & Rose
Last updated 4/20/2021
Cortinariaceae
Cortinarius pluvius (Fr.) Fr.
Last updated 4/19/2021
Ranunculaceae
Caltha biflora DC.
Last updated 4/17/2021
Hydrocharitaceae
Limnobium laevigatum (Humb. & Bonpl. ex Willd.) Heine
Last updated 4/16/2021
Hydrocharitaceae
Hydrocharis morsus-ranae L.
Last updated 4/16/2021
Hydrocharitaceae
Hydrilla verticillata (L. f.) Royle
Last updated 4/16/2021
Hydrocharitaceae
Elodea nuttallii (Planch.) H. St. John
Last updated 4/16/2021
Ranunculaceae
Ficaria verna Huds.
Last updated 4/16/2021
Smilacaceae
Smilax glauca Walter
Last updated 4/14/2021
Hydrocharitaceae
Elodea canadensis Michx.
Last updated 4/14/2021
Hydrocharitaceae
Egeria densa Planch.
Last updated 4/14/2021
Commelinaceae
Murdannia keisak (Hassk.) Hand.-Mazz.
Last updated 4/14/2021
Commelinaceae
Commelina communis L.
Last updated 4/14/2021
Colchicaceae
Colchicum autumnale L.
Last updated 4/14/2021
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