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Platanthera leucophaea, Platanthera limosa, Platanthera macrophylla, Platanthera nivea, Platanthera obtusata, Platanthera orbiculata, Platanthera peramoena, Platanthera

infraspecific names is currently unresolved, notably P. nivea var. macrophylla Seringe, P. nivea var. tomentosa Nilsson-Ehle ex Hultén, and P. chamissonis

lemmonii, Silene marmorensis, Silene menziesii, Silene nachlingerae, Silene nivea, Silene noctiflora, Silene nuda, Silene occidentalis, Silene oregana, Silene

Taxa Limnanthes douglasii subsp. douglasii, Limnanthes douglasii subsp. nivea, Limnanthes douglasii subsp. rosea, Limnanthes douglasii subsp. striata,

Rhynchospora miliacea, Rhynchospora mixta, Rhynchospora nitens, Rhynchospora nivea, Rhynchospora odorata, Rhynchospora oligantha, Rhynchospora pallida, Rhynchospora

familyUrticaceae genusBoehmeria Show Lower Taxa Boehmeria cylindrica, Boehmeria nivea Jacquin Enum. Syst. Pl., 9. 1760. David E. Boufford Common names: False-nettle

Ecliptinae genusMelanthera Show Lower Taxa Melanthera angustifolia, Melanthera nivea, Melanthera parvifolia Rohr Skr. Naturhist.-Selsk. 2: 213. 1792. James C

antisepalous stamens (D. A. Link 1992). Some populations of L. douglasii subsp. nivea have plants that are pollen-sterile (R. V. Kesseli and S. K. Jain 1984, 1987)

montigena, Castilleja nana, Castilleja nelsonii, Castilleja nervata, Castilleja nivea, Castilleja occidentalis, Castilleja oresbia, Castilleja organorum, Castilleja

LAYOUT:treatment:TUOYAL familyBryaceae genusLeptostomopsis Show Lower Taxa Leptostomopsis nivea, Leptostomopsis systylia (Müller Hal. ex Brotherus) J. R. Spence & H. A.

reidentified as P. argentea. Potentilla nivea var. subquinata Lange [= P. subquinata (Lange) Rydberg, P. nivea subsp. subquinata (Lange) Hultén] is another

Heliantheae) subtribe Baeriinae genusEatonella Show Lower Taxa Eatonella nivea A. Gray Proc. Amer. Acad. Arts 19: 19. 1883. John L. Strother Etymology:

2: 173. 1889. Edward E. Schilling Conservation concern Basionym: Encelia nivea Bentham Bot. Voy. Sulphur, 27. 1844 Treatment appears in FNA Volume 21. Treatment

subspeciesLimnanthes douglasii subsp. nivea (C. T. Mason) C. T. Mason Madroño 36: 50. 1989. Nancy R. Morin Basionym: Limnanthes douglasii var. nivea C. T. Mason Univ. Calif

speciesBoehmeria nivea (Linnaeus) Gaudichaud-Beaupré Voy. Uranie 12: 499. 1830. David E. Boufford Common names: Ramie Introduced Basionym: Urtica nivea Linnaeus

genusMelanthera speciesMelanthera nivea (Linnaeus) Small Fl. S.E. U.S., 1251, 1340. 1903. James C. Parks† Illustrated Basionym: Bidens nivea Linnaeus Sp. Pl. 2: 833

material was briefly (1989–1999) called P. nivea, as discussed under that species. Because the type of P. nivea var. arenosa and other northern Asian specimens

diffusa var. nivea (Curran) Hoover Chorizanthe nivea Bentham Chorizanthe pungens var. diffusa (Bentham) Parry Chorizanthe pungens var. nivea Curran Treatment

speciesRhynchospora nivea Boeckeler Linnaea 37: 527. 1872. Robert Kral IllustratedEndemic Synonyms: Dichromena diphylla Torrey Dichromena nivea (Boeckeler) Britton

speciesEatonella nivea (D. C. Eaton) A. Gray Proc. Amer. Acad. Arts 19: 19. 1883. John L. Strother IllustratedEndemic Basionym: Burrielia nivea D. C. Eaton

speciesPlatanthera nivea (Nuttall) Luer Native Orchids Florida, 146. 1972. Charles J. Sheviak IllustratedEndemic Basionym: Orchis nivea Nuttall Gen. N. Amer

LAYOUT:treatment:TUOYAL familyBryaceae genusLeptostomopsis speciesLeptostomopsis nivea (Bescherelle) J. R. Spence Phytologia 91: 498. 2009. John R. Spence Illustrated

subfamilyCaryophyllaceae subfam. Caryophylloideae genusSilene speciesSilene nivea (Nuttall) Muhlenberg ex Otth in A. P. de Candolle and A. L. P. P. de Candolle

LAYOUT:treatment:TUOYAL familyOrobanchaceae genusCastilleja speciesCastilleja nivea Pennell & Ownbey Notul. Nat. Acad. Nat. Sci. Philadelphia 227: 2. 1950. J

that the Linnaean type of P. nivea belonged to what is here treated as P. arenosa. Although historical usage of P. nivea has been re-established as a conserved

S. Calif. Acad. Sci. 20: 53. 1921,. Hideaki Ohba Synonyms: Cockerellia nivea (Davidson) Á. Löve & D. Löve Sedum pinetorum Brandegee Treatment appears

and P. nivea. He instead provided the combination P. nivea var. nipharga (Rydberg) Soják for the taxon currently under discussion, using P. nivea in its

considered to be intermediate between Limnanthes douglasii subspp. douglasii and nivea, and clusters of those two subspecies plus subsp. sulphurea in coastal areas

Hooker’s cinquefoil Endemic Synonyms: Potentilla nivea subsp. hookeriana (Lehmann) Hiitonen P. nivea var. hookeriana (Lehmann) Th. Wolf Treatment appears

somewhat like those of P. nivea. These three species evidently form a group apart from Platanthera. See note under 30. P. nivea. None. None. window.prop

dwarf goldenrod Endemic Synonyms: Aster nanus (Nuttall) Kuntze Solidago nivea Rydberg Treatment appears in FNA Volume 20. Treatment on page 161. Mentioned

Endemic Synonyms: Potentilla dissecta var. rubricaulis (Lehmann) Rydberg P. nivea subsp. rubricaulis (Lehmann) Hiitonen Treatment appears in FNA Volume 9.

features are derived from a combination of the P. uniflora Ledebour and P. nivea groups. Potentilla vahliana is of a higher polyploidy than the species of

I., S.C., Tenn., Tex., Vt., Va., W.Va., Wis. In common with Platanthera nivea and P. integra, the column of P. clavellata bears a series of lateral projections

this species rather than to the gametophytically similar Leptostomopsis nivea. The latter differs from B. chryseum in hyaline awns, serrate distal leaf

of vernal pools. Some populations are sympatric with L. douglasii subsp. nivea, which tends to grow on the drier edges of vernal pools. Limnanthes vinculans

Weatherby from Mexico. Selaginella cinerascens also closely resembles S. nivea Alston from Madagascar. In California S. cinerascens is known only from San

previously assigned to Potentilla nivea belongs to P. crebridens subsp. hemicryophila, which is tetraploid; P. nivea is high polyploid. Intermediates were

introduced. For the nomenclatural relation between var. divisa and Potentilla nivea var. dissecta S. Watson, see B. Ertter (2008). None. None. window.proper

pantropical to subtropical species is much more common and widespread than L. nivea, and the two can be readily distinguished by laminal cell differences. None

uniflora/villosa and P. nivea groups. Morphologically, this collective entity is much closer to the P. uniflora/villosa group than to the P. nivea group and is clearly

the two occur together, C. pulchella occasionally forms hybrids with C. nivea. None. None. window.propertiesFromHigherTaxa=[{"rank":"genus","name":"Castilleja"

styles make P. saximontana a distinct species. The lectotype of Potentilla nivea Linnaeus var. dissecta S. Watson [= P. saximontana var. dissecta (S. Watson)

and leaflet teeth of P. holmgrenii are directed more forward than in P. nivea, leaflets are thicker and more densely hairy, and the terminal tooth is often

Yukon south through the Canadian Rockies, possibly including the type of P. nivea subsp. fallax A. E. Porsild. Such plants tend to be significantly smaller