Recently updated species descriptions:
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Family
Taxon
Last updated
Potamogetonaceae
Potamogeton fibrillosus Fernald
Last updated 6/4/2021
Potamogetonaceae
Potamogeton berchtoldii Fieber
Last updated 6/4/2021
Dryopteridaceae
Polystichum lemmonii Underw.
Last updated 6/4/2021
Dryopteridaceae
Polystichum kruckebergii W.H. Wagner
Last updated 6/4/2021
Polypodiaceae
Polypodium scouleri Hook. & Grev.
Last updated 6/4/2021
Pteridaceae
Myriopteris gracillima (D. C. Eaton) J. Sm.
Last updated 6/4/2021
Marsileaceae
Marsilea vestita Hook. & Grev.
Last updated 6/4/2021
Juncaceae
Luzula piperi (Coville) M.E. Jones
Last updated 6/4/2021
Araceae
Lemna minuta Kunth
Last updated 6/4/2021
Araceae
Lemna minor L.
Last updated 6/4/2021
Juncaceae
Juncus hesperius (Piper) Lint
Last updated 6/4/2021
Juncaceae
Juncus covillei Piper
Last updated 6/4/2021
Juncaceae
Juncus breweri Engelm.
Last updated 6/4/2021
Isoetaceae
Isoetes occidentalis L.F. Hend.
Last updated 6/4/2021
Isoetaceae
Isoetes howellii Engelm.
Last updated 6/4/2021
Equisetaceae
Equisetum laevigatum A. Braun
Last updated 6/4/2021
Equisetaceae
Equisetum ×ferrissii Clute
Last updated 6/4/2021
Dryopteridaceae
Dryopteris expansa (C. Presl) Fraser-Jenk. & Jermy
Last updated 6/4/2021
Dryopteridaceae
Dryopteris cristata (L.) A. Gray
Last updated 6/4/2021
Dryopteridaceae
Dryopteris carthusiana (Vill.) H.P. Fuchs
Last updated 6/4/2021
Cystopteridaceae
Cystopteris fragilis (L.) Bernh.
Last updated 6/4/2021
Pteridaceae
Cryptogramma acrostichoides R. Br.
Last updated 6/4/2021
Liliaceae
Clintonia uniflora (Menzies ex Schult.) Kunth
Last updated 6/4/2021
Salviniaceae
Azolla microphylla Kaulf.
Last updated 6/4/2021
Salviniaceae
Azolla filiculoides Lam.
Last updated 6/4/2021
Aspleniaceae
Asplenium viride Huds.
Last updated 6/4/2021
Aspleniaceae
Asplenium trichomanes L.
Last updated 6/4/2021
Pteridaceae
Aspidotis densa (Brack.) Lellinger
Last updated 6/4/2021
Amaranthaceae
Amaranthus blitoides S. Watson
Last updated 6/4/2021
Sapindaceae
Acer circinatum Pursh
Last updated 6/3/2021
Sapindaceae
Acer macrophyllum Pursh
Last updated 6/3/2021
Amaranthaceae
Amaranthus albus L.
Last updated 6/3/2021
Amaryllidaceae
Allium columbianum (Ownbey & Mingrone) P. M. Peterson, Annable & Rieseberg
Last updated 6/3/2021
Campanulaceae
Downingia bacigalupii Weiler
Last updated 6/3/2021
Caprifoliaceae
Lonicera conjugialis Kellogg
Last updated 6/3/2021
Brassicaceae
Arabis eschscholtziana Andrz.
Last updated 6/3/2021
Orobanchaceae
Rhinanthus minor L.
Last updated 5/28/2021
Orobanchaceae
Rhinanthus minor L. ssp. minor
Last updated 5/28/2021
Orobanchaceae
Rhinanthus minor L. ssp. groenlandicus (Chabert) Neum.
Last updated 5/28/2021
Asteraceae
Madia gracilis (Sm.) D.D. Keck
Last updated 5/26/2021
Apiaceae
Tauschia stricklandii (J.M. Coult. & Rose) Mathias & Constance
Last updated 5/26/2021
Juncaginaceae
Triglochin concinna J.B. Davy
Last updated 5/26/2021
Polyporaceae
Neolentinus ponderosus (O.K. Mill.) Redhead & Ginns
Last updated 5/26/2021
Brassicaceae
Sandbergia whitedii (Piper) Greene
Last updated 5/24/2021
Poaceae
Poa marcida Hitchc.
Last updated 5/23/2021
Potamogetonaceae
Potamogeton obtusifolius Mertens & W.D.J. Koch
Last updated 5/22/2021
Poaceae
Poa trivialis L.
Last updated 5/22/2021
Polemoniaceae
Navarretia squarrosa (Eschsch.) Hook. & Arn.
Last updated 5/22/2021
Orchidaceae
Cypripedium montanum Douglas ex Lindl.
Last updated 5/21/2021
Juncaceae
Juncus nevadensis S. Watson var. inventus (L.F. Hend.) C.L. Hitchc.
Last updated 5/20/2021
Juncaceae
Juncus bufonius L. var. occidentalis F.J. Herm.
Last updated 5/20/2021
Poaceae
Agrostis scabra Willd.
Last updated 5/19/2021
Potamogetonaceae
Potamogeton alpinus Balbis
Last updated 5/19/2021
Cyperaceae
Schoenoplectus americanus (Pers.) Volkart ex Schinz & R. Keller
Last updated 5/19/2021
Ranunculaceae
Anemone deltoidea Hook.
Last updated 5/19/2021
Cyperaceae
Eleocharis macrostachya Britton
Last updated 5/18/2021
Cyperaceae
Dulichium arundinaceum (L.) Britton
Last updated 5/17/2021
Cyperaceae
Carex nebrascensis Dewey
Last updated 5/17/2021
Boraginaceae
Symphytum officinale L.
Last updated 5/16/2021
Ericaceae
Cassiope lycopodioides (Pall.) D. Don
Last updated 5/15/2021
Ericaceae
Pyrola dentata Sm.
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
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
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