Recently updated species descriptions:
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Family
Taxon
Last updated
Poaceae
Dichanthelium acuminatum (Sw.) Gould & C.A. Clark
Last updated 10/9/2025
Asteraceae
Antennaria microphylla Rydb.
Last updated 10/9/2025
Poaceae
Bromus catharticus Vahl
Last updated 10/9/2025
Rosaceae
Alchemilla mollis (Buser) Rothm.
Last updated 10/9/2025
Poaceae
Agrostis perennans (Walter) Tuck.
Last updated 10/9/2025
Lamiaceae
Agastache foeniculum (Pursh) Kuntze
Last updated 10/9/2025
Poaceae
Aegilops triuncialis L.
Last updated 10/9/2025
Asteraceae
Taraxacum scopulorum (A. Gray) Rydb.
Last updated 10/8/2025
Poaceae
Diplachne fusca (L.) P. Beauv. ex Roem. & Schult. ssp. fascicularis (Lam.) P.M. Peterson & N. Snow
Last updated 10/6/2025
Scrophulariaceae
Limosella aquatica L.
Last updated 10/4/2025
Cyperaceae
Carex stylosa C.A. Mey.
Last updated 10/2/2025
Amaranthaceae
Suaeda linifolia Pall.
Last updated 10/2/2025
Cyperaceae
Eleocharis atropurpurea (Retz.) J. Presl & C. Presl
Last updated 10/1/2025
Rosaceae
Cotoneaster dammeri C.K. Schneid.
Last updated 9/25/2025
Cabombaceae
Brasenia schreberi J.F. Gmel.
Last updated 9/25/2025
Amaranthaceae
Amaranthus powellii S. Watson
Last updated 9/20/2025
Balsaminaceae
Impatiens capensis Meerb.
Last updated 9/12/2025
Caryophyllaceae
Silene suksdorfii B.L. Rob.
Last updated 9/11/2025
Polemoniaceae
Collomia macrocalyx Leiberg ex Brand
Last updated 9/11/2025
Nymphaeaceae
Nymphaea odorata Aiton
Last updated 9/9/2025
Caryophyllaceae
Stellaria borealis Bigelow ssp. borealis
Last updated 9/6/2025
Lamiaceae
Prunella ×intermedia Link
Last updated 9/6/2025
Polemoniaceae
Collomia larsenii (A. Gray) Payson
Last updated 9/2/2025
Brassicaceae
Boechera lemmonii (S. Watson) W.A. Weber
Last updated 9/2/2025
Cyperaceae
Cyperus difformis L.
Last updated 8/31/2025
Onagraceae
Epilobium mirabile Trel. ex Piper
Last updated 8/30/2025
Gentianaceae
Gentiana calycosa Griseb.
Last updated 8/28/2025
Poaceae
Poa secunda J. Presl
Last updated 8/27/2025
Onagraceae
Chamaenerion latifolium (L.) Sweet
Last updated 8/23/2025
Gentianaceae
Swertia perennis L.
Last updated 8/23/2025
Poaceae
Elymus trachycaulus (Link) Gould ex Shinners
Last updated 8/22/2025
Poaceae
Elymus trachycaulus (Link) Gould ex Shinners ssp. trachycaulus
Last updated 8/22/2025
Brassicaceae
Draba taylorii G.A.Mulligan & Al-Shehbaz
Last updated 8/21/2025
Celastraceae
Parnassia kotzebuei Cham. ex Spreng.
Last updated 8/21/2025
Asteraceae
Cirsium edule Nutt.
Last updated 8/19/2025
Asteraceae
Antennaria rosea Greene
Last updated 8/19/2025
Primulaceae
Androsace nivalis (Lindl.) Wendelbo
Last updated 8/19/2025
Rosaceae
Rubus strigosus Michx.
Last updated 8/19/2025
Polygonaceae
Koenigia davisiae (W.H.Brewer ex A.Gray) T.M.Schust. & Reveal
Last updated 8/19/2025
Apiaceae
Cicuta maculata L.
Last updated 8/18/2025
Asteraceae
Pseudognaphalium stramineum (Kunth) Anderb.
Last updated 8/17/2025
Cyperaceae
Carex micropoda C.A. Mey.
Last updated 8/16/2025
Poaceae
Agrostis mertensii Trin.
Last updated 8/16/2025
Caprifoliaceae
Lonicera caerulea L.
Last updated 8/11/2025
Polygonaceae
Koenigia phytolaccifolia (Meisn. ex Small) T.M.Schust. & Reveal
Last updated 8/9/2025
Poaceae
Danthonia intermedia Vasey
Last updated 8/9/2025
Plantaginaceae
Bacopa rotundifolia (Michx.) Wettst.
Last updated 8/9/2025
Ranunculaceae
Ranunculus flammula L. var. flammula
Last updated 8/6/2025
Santalaceae
Arceuthobium laricis (Piper) H. St. John
Last updated 8/4/2025
Asteraceae
Helianthus nuttallii Torr. & A. Gray ssp. nuttallii
Last updated 7/28/2025
Asteraceae
Helianthus nuttallii Torr. & A. Gray
Last updated 7/28/2025
Brassicaceae
Arabis furcata S. Watson
Last updated 7/28/2025
Plantaginaceae
Penstemon hesperius M. Peck
Last updated 7/21/2025
Fabaceae
Cytisus scoparius (L.) Link
Last updated 7/20/2025
Orobanchaceae
Castilleja parviflora Bong. var. oreopola (Greenm.) Ownbey
Last updated 7/18/2025
Salicaceae
Salix planifolia Pursh
Last updated 7/16/2025
Saxifragaceae
Boykinia occidentalis Torr. & A. Gray
Last updated 7/13/2025
Caryophyllaceae
Dianthus armeria L. ssp. armeria
Last updated 7/13/2025
Fabaceae
Caragana arborescens Lam.
Last updated 7/8/2025
Amaranthaceae
Dysphania atriplicifolia (Spreng.) G.Kadereit, Sukhor. & Uotila
Last updated 7/6/2025
Brassicaceae
Boechera drepanoloba (Greene) Windham & Al-Shehbaz
Last updated 7/4/2025
Brassicaceae
Draba incerta Payson
Last updated 7/4/2025
Hypericaceae
Triadenum fraseri (Spach) Gleason
Last updated 6/30/2025
Fabaceae
Astragalus agrestis Douglas ex G. Don
Last updated 6/30/2025
Fabaceae
Lupinus microcarpus Sims var. microcarpus
Last updated 6/26/2025
Poaceae
Poa howellii Vasey & Scribn.
Last updated 6/26/2025
Ericaceae
Arctostaphylos columbiana Piper × Arctostaphylos nevadensis A. Gray
Last updated 6/18/2025
Grossulariaceae
Ribes divaricatum Douglas
Last updated 6/4/2025
Saxifragaceae
Saxifraga oppositifolia L. ssp. oppositifolia
Last updated 6/4/2025
Saxifragaceae
Saxifraga oppositifolia L.
Last updated 6/4/2025
Cactaceae
Pediocactus nigrispinus (Hochstätter) Hochstätter ssp. nigrispinus
Last updated 6/4/2025
Cactaceae
Pediocactus nigrispinus (Hochstätter) Hochstätter
Last updated 6/4/2025
Asparagaceae
Camassia leichtlinii (Baker) S. Watson
Last updated 6/1/2025
Asparagaceae
Camassia quamash (Pursh) Greene
Last updated 6/1/2025
Apiaceae
Lomatium refugianum Darrach & G. Brill
Last updated 5/29/2025
Poaceae
Dactylis glomerata L.
Last updated 5/28/2025
Saxifragaceae
Suksdorfia violacea A. Gray
Last updated 5/28/2025
Brassicaceae
Boechera divaricarpa (A. Nelson) Á. Löve & D. Löve
Last updated 5/27/2025
Fabaceae
Lupinus sericeus Pursh
Last updated 5/27/2025
Asparagaceae
Hyacinthoides non-scripta (L.) Chouard
Last updated 5/27/2025
Plantaginaceae
Penstemon fruticosus (Pursh) Greene
Last updated 5/24/2025
Inocybaceae
Crepidotus occidentalis Hesler & A.H. Sm.
Last updated 5/24/2025
Fabaceae
Astragalus miser Douglas ex Hook. var. miser
Last updated 5/23/2025
Santalaceae
Arceuthobium douglasii Engelm.
Last updated 5/23/2025
Brassicaceae
Cardamine umbellata Greene
Last updated 5/20/2025
Poaceae
Leymus mollis (Trin.) Pilg.
Last updated 5/18/2025
Rhamnaceae
Rhamnus cathartica L.
Last updated 5/17/2025
Brassicaceae
Cardamine occidentalis (S. Watson) Howell
Last updated 5/14/2025
Brassicaceae
Cardamine oligosperma Nutt.
Last updated 5/14/2025
Poaceae
Festuca roemeri (Pavlick) E.B. Alexeev
Last updated 5/12/2025
Fabaceae
Vicia tetrasperma (L.) Schreb.
Last updated 5/9/2025
Orchidaceae
Calypso bulbosa (L.) Oakes
Last updated 5/3/2025
Brassicaceae
Crambe maritima L.
Last updated 5/1/2025
Fabaceae
Lathyrus polyphyllus Nutt.
Last updated 4/28/2025
Auriculariaceae
Exidia saccharina (Alb. & Schwein.): Fr.
Last updated 4/25/2025
Fabaceae
Astragalus lentiginosus Douglas ex Hook.
Last updated 4/20/2025
Ericaceae
Rhododendron groenlandicum (Oeder) Kron & Judd
Last updated 4/17/2025
Apiaceae
Lomatium klickitatense J.A. Alexander & W. Whaley
Last updated 4/17/2025
Araliaceae
Hedera helix L.
Last updated 4/9/2025
Conocephalaceae
Conocephalum salebrosum Szweyk.
Last updated 3/25/2025
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