Cryptantha crassisepala

Cryptantha crassisepala (Torrey & A.Gray) Greene

Pittonia 1: 112. 1887

[Cryptantha HOME / INICIO]

Cryp-tán-tha  cras-si-sè-pa-la
with thick sepals

    Eritrichium crassisepalum Torrey & A.Gray (basionym), Pacific Railr. Rep. 2, Pt. 4, Bot. (Pope): 171. 1857
   Krynitzkia crassisepala (Torrey & A. Gray) A. Gray, Proc. Amer. Acad. Arts 20: 268. 1885
   Eritrichium crassisepalum Torrey, nomen nudum, Pacific Railr. Rep. 1, Pt. 2, Bot. (Pope): 321. 1855
   Cryptantha dicarpa A.Nelson, Proc. Biol. Soc. Washington 16: 30. 1903

J. Pope s.n., USA: Texas, Pecos river, western Texas
   Holotype: NY00335228
   Isotypes: GH00106150, GH00106151

Johnston's 1925 Treatment

Johnston's 1959 Treatment

Phylogenetic Relationships:
Cladograms from: Top, Simpson et al. 2017:1411, cpDNA results; Bottom, Mabry and Simpson 2018:64, Astral results.
In both results, Cryptantha crassisepala (var. elacantha) is sister to C. minima and a member of a clade with C. kelseyana, C. fendleri, and C. recurvata.

Key to varieties (from Kelley & Simpson, in prep.):

   Corolla rotate, limb 3-6 mm in diameter, appendages prominent, yellow ......................................... C. crassisepala var. crassisepala

   Corolla funnelform, limb (1)1.5-2.5 mm in diameter, appendages white to pale yellow ............... C. crassisepala var. elachantha I. M. Johnston


Species Distribution (including both varieties)

Distribution of C. crassisepala var. crassisepala

Distribution of C. crassisepala var. elachantha
Top: SEINet. Click to see current herbarium records.
Bottom: Kartesz, J.T., The Biota of North America Program (BONAP). 2012. North American Plant Atlas (
Y: Dark green=present in state; Light green=present in county, not rare; Yellow=present in county, rare. Accessed 8 Jan 2013.


J. Pope s.n., USA: Texas, Pecos river, western Texas
   NY 00335228

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