

[Vol. 9 

 292 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



June 17, 1894, Parish 8084 (U. S. Nat. Herb.) ; northern slope 

 San Bernardino Mountains, June 15, 1895, Parish 8777 (U. S 

 Nat. Herb, and Univ. Calif. Herb.) ; San Antonio Mountains 

 June 20-22, 1899, Hall 1252 (Univ. Calif. Herb.). 



8. C crassicaulis (Torr.) Wats. Bot. King's Exp. 27. 1871; 



Coville, Contr. U. S. Nat. Herb. 4: 62. 181)3; Jones, Zoe 3: 283. 

 1893; Robinson in Gray, Syn. Fl. N. Am. I 1 : 173. 1895; Howell, 



PL Northwest Am. 48. 1897; Nelson in Coulter & Nelson, Man- 

 ual Cent, Rocky Mountains, 210. 1909; Rydb. PL Rocky Moun- 

 tains, 364. 1917. 



Strcptanthus crassicaulis Torr. Stansbury's Exp. 383 *t. 1. 1852; 

 Walp. Ann. 3: 192. 1857; Gray, Proc. Am. Acad. 6: 186. 1866. 



Caulanthus senilis Heller, Muhlenbergia 8: 137. t. 16. 1913. 



Short-lived perennial, leaves and stem glabrous and glaucous: 

 stems erect, unbranched, stout, more or less inflated, hollow, 3-10 

 dm. high : radical leaves rosulate, the primary oblanceolate, sub- 

 entire or sinuate-dentate, 3-5 cm. long; secondary radical- and 

 lowermost stem-leaves deeply and irregularly lyrate or runcinate, 

 5-15 cm. long; upper stem-leaves few, nearly linear; sepals purp- 

 lish, densely hirsute, not saccate at the base, nearly equal in 

 length, scarious-margined, dorso-ventral pair narrower than the 

 lateral, 10-15 mm. long; petals purplish or brownish (at least in 

 dried material), broadly linear, channelled, curved outwards, 

 15-20 mm. long; filaments linear, tetradynamous, 6-9 mm. long, 

 anthers broadly apiculate, about 5 mm. long: inflorescence race- 

 mose; pedicels very stout, 3-5 mm. long, ascending, more or less 

 hirsute: pods erect or ascending, rather stout, 10-13 cm. long, 

 subsessile; style nearly obsolete, stigma broadly 2-lobed, lobes 



nearly 1 mm. long. 



Distribution: southwestern Wyoming, southern Idaho, Utah, 

 Nevada. Type: Stansbury from "mountain side on the east shore 

 of Salt Lake," Utah. 



Specimens examined: 



Idaho: Mrs. Foote's Mesa, June 19, 1892, Muljord (Mo. Bot. 

 Gard. Herb.). 



Utah: Richfield, June 5, 1875, Ward 177 (Mo. Bot. Gard. 

 Herb.) ; Price, June 20, 1898, Stokes (Univ. Calif. Herb.). 



Nevada: Palisade, June 14, 1882, Jones 8776 (Mo. Bot. Gard. 

 Herb.); east of Carson Lake, June 3, 1S59, 77. Engelmann 78 

 (Mo. Bot. Gard. Herb.); White Mountains near Sunland, Min- 

 eral County, June 25, 1912, Heller 10506 (U. S. Nat. Herb.) ; Mil- 



