Cryptantha flaccida

Cryptantha flaccida (Douglas ex Lehmann) Greene

Pittonia 1: 115 (1887)

[Cryptantha HOME / INICIO]

Cryp-tán-tha flác-ci-da
"flaccid, soft"
Basionym: Myosotis flaccida Douglas ex Lehmann, Nov. Stirp. Pug. [Lehmann] 2: 22. 1830
Heterotypic Synonyms:
Eritrichium oxycaryum A.Gray, Proc. Am. Acad. 10: 58. 1874
Krynitzkia oxycarya (A.Gray) A.Gray, Proc. Amer. Acad. Arts 20: 269. 1885
Cryptantha multicaulis Howell, ined. (non Cryptantha multicaulis A. Nelson, Bot. Gaz. 30: 194. 1900), Fl. N.W. Amer. [Howell] 1: 487. 1901
Cryptantha howellii A.Nelson, Bot. Gaz. 34: 30. 1902
Cryptantha lyallii Brand, Repert. Spec. Nov. Regni Veg. 24: 57. 1927
Cryptantha flaccida Greene var. maior Brand, Pflanzenr. (Engler) [Heft 97] 4, Fam. 252: 61. 1931
Cryptantha flaccida Greene var. minor Brand, Pflanzenr. (Engler) [Heft 97] 4, Fam. 252: 61. 1931


Description in The Jepson eFlora

Phylogenetic Relationships:
Simpson_etal2017_p1411-cpDNA cladogram
Mabry_Simpson2018_p63-Concatenated cladogram
Cladograms from: Top, Simpson et al. 2017:1411, cpDNA results; Bottom, Mabry and Simpson 2018, concatenated results.
In all these results, Cryptantha flaccida is part of a well-supported clade with C. simulans and C. sparsiflora.

Left: 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. Accessed 5 Jan 2013.
Right: CCH2. Click to see live records.


Cryptantha flaccida
M.G.Simpson 2865, 1 June 2006 (SDSU17311)
USA: California, Santa Clara Co., Steep, south-facing slope. Mt. Hamilton range, adjacent to Highway 130, ca. 1.1 mile east-northeast of Lick Observatory. 37.34639 -121.62417

Cryptantha flaccida
Barbara Ertter 4097, 2 June 1981 (SD120605)
United States, Idaho, Elmore County, Head of McElroy Draw on old Hwy 30 southwest of Regina (Orchard-Mayfield Exit on I-84), rolling hills. Underneath shrubs. Elevation: 1036 meters (3398ft)

Cryptantha flaccida (originally identified as C. rostellata)
D. Anderson 5267, 15 July 1971 (RSA244955)
USA: California, Trinity Co. Approximate location: 40.3579, -123.52393, 4,400 feet

Cryptantha flaccida
Danny Slakey 273, 17 May 2017 (SDSU22161)
United States, California, Tuolumne County, Along SFPUC Adit Rd. 5/6; Steep rocky roadcuts in lower montane oak / pine woodland.
37.82991, -120.04581, 777 meters elevation

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