BOREALES—APHYLLAE 21 
Sonoran region, chiefly on Leguminosae, never on coniferae*,—the 
type of the genus.— The type from California. 
Specimens examined :—UNITED STATES. CALIFORNIA. Without in- 
dication of host:—Sierra Nevada (Nuttall, 1836,—the type). Indio . 
(Davy, 45). Without locality (Davidson, 5929). On Acacia:—San 
Felipe Cañon (Palmer, 441; Chandler, 5456 in part). Cottonwood Springs 
(Hall, 6014). Mountain Springs (Orcutt, 2013). On Prosopis :—Agua 
Caliente (Parish, 684). Kelso (Jones, 1906). Calexico (Abrams, 3230). 
On Ceanothus:—Banning (Toumey, 1894). On Zizyphus:—San Gor- 
gonio Pass (Engelmann, 1880). On Larrea: —Vallecito (Hb. Dept. Agr.). 
Barstow (Heller, 1896). Nevapa. On Prosopis :—Las Vegas ( Jones, 
1905; Griffiths, 1912). Nelson (Jones, 1907). Отан. “Оп juniper” [1]: 
Milford ( Goodding, 1026). Arizona. On Acacia:—Williams River 
(Bigelow, 1853-4). Clifton (Greene, 1880). Tucson (Coville, 1617; 
Dewey; Griffiths, 3539; Toumey, 1894; Hedgcock & Long, 9814). Оп 
Prosopis :—Gila River (Gilbert, 1873; Rothrock, 338). Gila Crossing 
(Thornber, 14 t). Pima Со. (Mearns, 2724). Bowie (Jones, 4242 іп 
part). Beaver Dam (Goodding, 2135, 2139). Oracle (Hedgcock & | 
Long, 9696). On Parkinsonia :—Bill Williams Fork (Bigelow, 5 a). 
Tucson (Pringle, 1884; Toumey, 14, 1894). On Cercidium — Near the 
Colorado (Bigelow, 5). Tucson (Selkirk, 9816). On Larrea. Bowie 
(Jones, 4242 in part). Castle Creek (Тоштеу, 291). Hardyville (Pal- 
mer, 506). Without indication of host :—The Needles (Jones, 1884). 
Tucson (Lloyd, 1907). Rincon Pass (Griffiths, 2019). Peach Springs | 
(Russell, 1889). Without locality (Bischoff, 1871; Тоитеу). Santa 
Rita Mountains (Griffiths & Thornber, 205,—a dwarf form, f. 
nana—Pl. 12). Mexico. LOWER CALIFORNIA. Ubi (Brandegee, 1889). 
Gardner’s Laguna (Mearns, 2894). San Felipe Bay (Mac Dougal, 
1904). On Microrhamnus:—Sonora. Guaymas (Palmer, 1065). 
Pinacate (Lumholtz, 30). Tiburon Island (Rose, 16780). Hermosillo 
(Brandegee, 1892,—a very silvery form, f. argentea). 
> Phoradendron californicum distans, n. var. 
Differing from the type in its elongated fruiting spikes (about 
30 mm.) with distinctly separated whorls of fruit.—Plate 13. 
Southern range of the type, into which it probably merges, and 
on the same hosts.—The type from Arizona. 
Specimens examined :—Unirep STATES. CALIFORNIA. Without local- 
ity (Bigelow, 1853-4). Indian Wells (Orcutt, 2044). Resting Springs 
valley (Coville € Funston, 279). Tantillas Cañon (Palmer, 270, 441 
*Cf, Hedgecock, Phytopathology. vol. 5. p. 179, 
бо 
Ға. 
