Recently added Vascular Plants species and species descriptions:
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Family
Taxon
Added on
Juncaceae
Juncus biglumis L.
Added on 12/10/2025
Asteraceae
Antennaria microphylla Rydb.
Added on 10/9/2025
Amaranthaceae
Suaeda linifolia Pall.
Added on 10/2/2025
Cyperaceae
Cyperus difformis L.
Added on 8/31/2025
Lamiaceae
Prunella ×intermedia Link
Added on 8/10/2025
Amaranthaceae
Dysphania atriplicifolia (Spreng.) G.Kadereit, Sukhor. & Uotila
Added on 7/6/2025
Ericaceae
Arctostaphylos columbiana Piper × Arctostaphylos nevadensis A. Gray
Added on 6/12/2025
Brassicaceae
Crambe maritima L.
Added on 5/1/2025
Potamogetonaceae
Potamogeton diversifolius Raf.
Added on 3/15/2025
Cyperaceae
Carex rostrata Stokes
Added on 3/7/2025
Fabaceae
Acmispon decumbens (Benth.) Govaerts var. decumbens
Added on 2/8/2025
Ophioglossaceae
Botrychium rubellum Farrar & Stensvold
Added on 1/13/2025
Phrymaceae
Erythranthe veronicifolia (Greene) Nesom
Added on 1/2/2025
Asteraceae
Cirsium palustre (L.) Scop.
Added on 12/30/2024
Orobanchaceae
Agalinis purpurea (L.) Pennell var. parviflora (Benth.) B. Boivin
Added on 12/21/2024
Orobanchaceae
Agalinis purpurea (L.) Pennell
Added on 12/21/2024
Plumbaginaceae
Limonium ramosissimum (Poir.) Maire
Added on 11/29/2024
Apiaceae
Lomatium refugianum Darrach & G. Brill
Added on 11/11/2024
Caprifoliaceae
Lonicera caerulea L.
Added on 9/17/2024
Ranunculaceae
Ranunculus basalticus Giblin
Added on 5/28/2024
Onagraceae
Epilobium smithii H. Lév.
Added on 5/8/2024
Ericaceae
Arctostaphylos patula Greene var. patula
Added on 5/7/2024
Caryophyllaceae
Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartm.
Added on 5/7/2024
Melanthiaceae
Trillium stenosepalum (R.R.Gates) A.J.Wright
Added on 4/22/2024
Rosaceae
Drymocallis campanulata (C.L. Hitchc.) Ertter
Added on 4/19/2024
Pteridaceae
Myriopteris intertexta (Maxon) Grusz & Windham
Added on 4/19/2024
Cactaceae
Opuntia phaeacantha Engelm.
Added on 4/7/2024
Boraginaceae
Mertensia foliosa A. Nelson
Added on 4/7/2024
Melanthiaceae
Trillium crassifolium Piper
Added on 3/27/2024
Onagraceae
Epilobium anagallidifolium Lam.
Added on 3/21/2024
Onagraceae
Oenothera villosa Thunb. ssp. strigosa (Rydb.) W. Dietr. & P.H. Raven
Added on 3/18/2024
Onagraceae
Oenothera villosa Thunb.
Added on 3/18/2024
Asteraceae
Solidago altissima L. ssp. gilvocanescens (Rydb.) Semple
Added on 3/4/2024
Urticaceae
Urtica gracilis Aiton ssp. gracilis
Added on 3/3/2024
Poaceae
Lolium persicum Boiss. & Hohen.
Added on 3/1/2024
Ophioglossaceae
Botrychium campestre W.H. Wagner & Farrar var. lineare (W.H. Wagner) Farrar
Added on 2/29/2024
Asteraceae
Townsendia florifera (Hook.) A. Gray
Added on 2/19/2024
Solanaceae
Nicotiana acuminata (Graham) Hook. var. acuminata
Added on 2/7/2024
Betulaceae
Alnus alnobetula (Ehrh.) K. Koch ssp. sinuata (Regel) Raus
Added on 2/6/2024
Asteraceae
Erigeron philadelphicus L. var. glaber J.K. Henry
Added on 2/6/2024
Scrophulariaceae
Verbascum thapsus L. ssp. thapsus
Added on 2/3/2024
Grossulariaceae
Ribes oxyacanthoides L. var. cognatum (Greene) Morin
Added on 1/27/2024
Brassicaceae
Rorippa sphaerocarpa (A. Gray) Britton
Added on 1/18/2024
Ophioglossaceae
Botrychium campestre W.H.Wagner & Farrar
Added on 1/15/2024
Ranunculaceae
Aquilegia ×miniana (J.F.Macbr. & Payson) Cronk
Added on 1/4/2024
Poaceae
Poa fendleriana (Steud.) Vasey ssp. fendleriana
Added on 12/16/2023
Rosaceae
Potentilla hookeriana Lehm.
Added on 12/14/2023
Poaceae
Brachypodium sylvaticum (Huds.) P. Beauv. ssp. sylvaticum
Added on 11/24/2023
Asteraceae
Grindelia nana Nutt. var. nana
Added on 11/9/2023
Asteraceae
Solidago spathulata DC.
Added on 11/7/2023
Cyperaceae
Carex gynocrates Wormskjöld ex Drejer
Added on 11/1/2023
Asteraceae
Doronicum willdenowii (Rouy) A.W.Hill
Added on 10/19/2023
Brassicaceae
Brassica nigra (L.) W.D.J. Koch
Added on 10/13/2023
Brassicaceae
Sinapis arvensis L.
Added on 10/13/2023
Tamaricaceae
Tamarix chinensis Lour. × Tamarix ramosissima Ledeb.
Added on 10/12/2023
Cyperaceae
Eleocharis nitida Fernald
Added on 8/29/2023
Poaceae
Achnatherum nelsonii (Scribn.) Barkworth
Added on 5/14/2023
Dennstaedtiaceae
Pteridium aquilinum (L.) Kuhn ssp. pubescens (Underw.) Piper & Beattie
Added on 4/14/2023
Polemoniaceae
Leptosiphon minimus (H. Mason) R. Patt.
Added on 4/13/2023
Asteraceae
Antennaria pulvinata Greene
Added on 4/9/2023
Poaceae
Achnatherum hendersonii (Vasey) Barkworth
Added on 4/8/2023
Plantaginaceae
Plantago arenaria Waldst. & Kit.
Added on 3/26/2023
Poaceae
Pseudosasa japonica (Siebold & Zucc. ex Steud.) Makino ex Nakai
Added on 3/18/2023
Asteraceae
Symphyotrichum novi-belgii (L.) G.L. Nesom
Added on 3/30/2022
Poaceae
Agrostis densiflora Vasey
Added on 3/15/2022
Asteraceae
Solidago altissima L.
Added on 3/15/2022
Asteraceae
Solidago altissima L. ssp. altissima
Added on 3/15/2022
Poaceae
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood var. vaginiflorus
Added on 3/8/2022
Poaceae
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood
Added on 3/8/2022
Poaceae
Panicum virgatum L.
Added on 2/17/2022
Montiaceae
Calandrinia menziesii (Hook.) Torr. & A.Gray
Added on 2/3/2022
Lycopodiaceae
Diphasiastrum ×takedae Ivanenko
Added on 1/4/2022
Thelypteridaceae
Amauropelta nevadensis (Baker) S.E. Fawc. & A.R. Sm.
Added on 1/3/2022
Thelypteridaceae
Oreopteris quelpartensis (Christ) Holub
Added on 1/3/2022
Boraginaceae
Lycopsis arvensis L. ssp. arvensis
Added on 12/30/2021
Boraginaceae
Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins
Added on 12/30/2021
Berberidaceae
Achlys triphylla (Sm.) DC. ssp. triphylla
Added on 11/26/2021
Asteraceae
Grindelia squarrosa (Pursh) Dunal var. serrulata (Rydb.) Steyerm.
Added on 10/30/2021
Asteraceae
Grindelia stricta DC. var. stricta
Added on 10/30/2021
Asteraceae
Grindelia stricta DC.
Added on 10/30/2021
Asteraceae
Grindelia nana Nutt. var. discoidea (Nutt.) A. Gray
Added on 10/30/2021
Asteraceae
Grindelia nana Nutt.
Added on 10/30/2021
Orobanchaceae
Aphyllon franciscanum (Achey)A.C.Schneid.
Added on 9/25/2021
Ericaceae
Rhododendron neoglandulosum Harmaja
Added on 7/17/2021
Plantaginaceae
Penstemon lyallii A. Gray
Added on 6/30/2021
Saxifragaceae
Brewerimitella ovalis (Greene) R.A.Folk & Y.Okuyama
Added on 6/10/2021
Saxifragaceae
Brewerimitella breweri (A.Gray) R.A.Folk & Y.Okuyama
Added on 6/10/2021
Plantaginaceae
Linaria triornithophora (L.) Cav.
Added on 5/12/2021
Plantaginaceae
Penstemon cinereus Piper ssp. foliatus D.D. Keck
Added on 5/10/2021
Plantaginaceae
Penstemon cinereus Piper ssp. cinereus
Added on 5/10/2021
Plantaginaceae
Penstemon cinereus Piper
Added on 5/10/2021
Poaceae
Muhlenbergia filiformis (Thurb. ex S. Watson) Rydb.
Added on 5/4/2021
Gentianaceae
Gentianella amarella (L.) Börner ssp. acuta (Michx.) J.M. Gillett
Added on 3/19/2021
Cyperaceae
Carex lasiocarpa Ehrh.
Added on 3/16/2021
Orchidaceae
Cypripedium parviflorum Salisb. var. makasin (Farw.) Sheviak
Added on 3/13/2021
Brassicaceae
Draba taylorii G.A.Mulligan & Al-Shehbaz
Added on 3/10/2021
Fabaceae
Lupinus sulphureus Douglas ex Hook. var. bingenensis (Suksd.) Gandhi & Vincent
Added on 3/3/2021
Boraginaceae
Myosotis stricta Link ex Roem. & Schult.
Added on 3/2/2021
Lamiaceae
Salvia yangii B.T. Drew
Added on 2/12/2021
Euphorbiaceae
Croton setigerus Hook.
Added on 1/31/2021
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