Eremocarya micrantha

Eremocarya micrantha (Torrey) Greene
Pittonia 1:59. 1887

[Eremocarya Home]

E-re-mo-cár-ya mi-crán-tha

Eritrichium micranthum Torrey (non E. micranthum Phil. Fl. Atacam. 38. 1860), Rep. U.S. Mex. Bound. [Emory] 2(1): 141. 1859
Homotypic synonyms:
Krynitzkia micrantha (Torrey) A. Gray, Proc. Amer. Acad. Arts 20: 275. 1885
   Cryptantha micrantha (Torrey) I. M. Johnston, Contr. Gray Herb. 68: 56. 1923
Heterotypic synonyms:
   Eremocarya muricata Rydberg, Bull. Torrey Bot. Club 36: 677. 1909, Isotype: Parry 104, 1874 (NY 00335218)

G. Thurber 181, Apr 1851, USA: Texas, El Paso
   Lectotype: NY 00335240, Cronquist, A. 1984. Intermountain Flora 4: 266
   Isolectotype: GH 00269294
   Syntype: Wright 1565, 14 Mar 1853 (NY 00335239)

Diagnostic Features:

Plant an annual, about as broad as tall; roots reddish; flowers bracteate; calyx aposepalous; corolla limb 0.5-1.2 mm wide,
   appendages minute, white.

Eremocarya micrantha consists of two varieties:
After: Simpson, M. G., L. M. Simpson, and J. P. Rebman. In press. A new, large-flowered variety of Eremocarya micrantha (Boraginaceae). Madroño.

Eremocarya micrantha (Torrey) Greene var. micrantha [Cryptantha micrantha (Torr.) I. M. Johnst. var. micrantha]

Eremocarya micrantha var. pseudolepida M.G. Simpson, L.M. Simpson, & J.P. Rebman, var. nov.

(after Simpson et al. In press.)

 1.  Corolla limb 0.5-1.5 mm diam., center white, rarely obscurely yellow; widespread in southwestern U.S.A. and northern, western Mexico ... E. m. var. micrantha

 1'.  Corolla limb 1-5-4 mm diam., center generally prominently yellow, rarely white; mostly from Baja California south of 32 degrees north latitude
         (possibly from Rincon Mountains, Arizona) ... E. m. var. pseudolepida