(Von, 11 
336 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
California: Belden, Plumas Co., 18 June, 1910, Jepson 4150 
(Calif.); American River Mills, Plumas Co., Мау, 1874, Ames 
(G); Emigrant Gap, July, 1916, Herbrand (Cornell and Calif.); 
Emigrant Gap, 28 June, 1882, Jones 3288 (M, Pomona, and 
Calif. Acad.); De Sabla, 6 June, 1917, Edwards (Stanford); 
American River, May, 1912, von Geldern (Calif. Acad.); Bear 
Valley above Towles, July, 1894, Brier (Calif.) ; rocks by South 
Yuba River, Nevada Co., 14 June, 1893, Dudley (Stanford); 
Nevada City, May, 1902, Kitts (G and U. S.) ; between Chico 
and Forest Ranch, 18 May, 1914, Heller 11407 (G, Cornell, 
M, Stanford, and Calif.); Butte Co., June, 1897, Austin (G); 
hills east of Chico, May, 1896, Austin (M); Sierra's, without 
date, Bolander & Kellogg (Stanford); Upper Sacramento, 
Stillman (G); Placer Co., 1893, Hardy (U. S.); Tassajara Hot 
Springs, Monterey Co., June, 1901, Elmer 3367 (M. and Stan- 
ford); Tassajara Springs, Santa Lucia Mts., June, 1901, 
Dudley (Stanford); Big Sur River, Monterey Co., July, 1897, 
Bolton (Pomona); Fremont’s Expedition to California, 1846, 
Fremont 510 (G and M); Saw Mill to Nacimiento River, 14-20 
June, 1901, Jepson 1691 (Calif.); Nacimiento River, Santa 
Lucia Mts., Monterey Co., 1-12 May, 1897, Eastwood (G); 
Nacimiento Creek, Monterey Co., 3 April, 1901, Dudley 
(Stanford); Carmel Camp near Carmel River, Monterey Co. 
25 June, 1905, Dudley (Stanford); San Antonio Creek above 
the Mission, Santa Lucia Mts., 13 May, 1895, Dudley (Stan- 
ford) ; States Hot Springs, Monterey Co., July, 1918, Reynolds 
(Calif. Acad.); near Bentley’s Orchard, Santa Lucia Mts., 
3000 ft. alt., Aug., 1914, MacDougal (Stanford); Santa Lucia 
Mts., April, 1898, Plaskett 122 (G and Greene). 
110. M. aridus (Abrams) Grant, comb. nov. 
Diplacus aridus Abrams in Bull. Torr. Bot. Club 32:540. 1905. 
A low glabrous glutinous shrub, 2-4 dm. high; leaves ы етті 
olate, obovate or oblong, 2-4 em. long, 4-10 mm. broad, pi 
irregularly dentate, numerous, crowded together on ка — 
yellow stem and branches, short-petioled or sessile, pale ya 
green, smaller leaves usually revolute; flowers numerous; ith à 
stout, 5-6 mm. long; calyx 3-3.5 em. long, funnelform xs 
