(381 ) 
Distribution: Mr. Parish reports this species from the desert 
slope of Mount San Antonio and Rock Creek. Itis closely related 
to R. gratissima, of which it may prove to be merely a glabrate 
form. Upper Sonoran. 
Specimens examined: Cushenberry Springs, Parish 4981. 
ee Appie Famizy. 
Carpels 2, free and sep 1. Heteromeles. 
Carpels 5, united and aca wes the fleshy hypanthium. 2. Amelanchier, 
1. HETEROMELES. Curistmas BERRY oR TOLLON. 
1. Heteromeles salicifolia (Presl.). 
Photinia salicifolia Presl. Epimel. Bot. 204. 1849. 
Crataegus arbutifolia Ait. Hort. Kew. 3: 202. 1811. Not Lam. 
1783. 
Photinia arbuttfolia Lindl. Trans. Linn. Soc. 18: 103. 1821, 
Heteromeles arbutifolia Roem. Syn. Monog. 3: 105. oo 
sania Fremontiana Dec. Nouv. Ann. Mus. Par. 10: 144. 
874. 
Type locality: “Habitat in California ad Monte-rey et ad portum 
S. Blas Mexico occidentalis. 
Distribution: The tollon or christmas berry is characteristic 
of the California Sub-area. It extends from Mendocino County 
through the coast ranges and the western slope of the Sierra Nevada 
to northern Lower California. It also occurs on the islands off 
the coast of northern California, and on Cedros Island. Upper 
Sonoran. 
Specimens examined: Santa Barbara, Elmer 3857; Elizabeth 
Lake, Abrams &¥ McGregor 413; Little Santa Anita Canyon, San 
Gabriel Mountains, Abrams 2648; San Gabriel Canyon, Abrams 
Aug. 10, 1900; Lone Pine Canyon, San Gabriel Mountains, dbrams 
&% McGregor 676; Pine Valley, San Diego County, Mearns 3975; 
Jamul Valley, Susan G. Stokes, June 19, 1895. 
2. AMELANCHIER. Servicer BERRY. 
Sepals erect; leaves cuspidate, entire or inconspicuously serrate at apex. 
1. A. 
pallida, 
Sepals strongly reflexed; leaves not cuspidate, distinctly serrate above. 
Hypanthium and sepals tomentose without. 2. A. venulosa. 
Hypanthium and sepals glabrous without. 3. A. recurvaia, 
