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Fruit a berry or berry-like drupe; anthers with dorsal, reflexed appendages; 
corolla urn-shaped. 
Ovary 5-celled; ovules several to each cell. 3. Arbutus. 
Ovary 5-10 celled; ovules 1 to each cell. 
Ovary rugose or granular. 4. Comarostaphylis. 
Ovary not rugose or granular. 
Leaves dark green and glabrous above, tomentose beneath, not 
vertical. 5. AX ylococcus. 
Leaves similar on both surfaces, often vertical. 
6. Uva-ursi. 
1. AZALEA. AZALEa. 
1. AZALEA OCCIDENTALIS Torr. & Gray, Pacif. R. Rep. 4: 116. 
1857. 
Rhododendron occidentale A. Gray, Bot. Calif. 1: 458. 1876. 
Type locality: “Laguna de Santa Rosa, in low and wet ravines.” 
Distribution: Coast Ranges and Sierra Nevada, southward to 
the Cuiamaca Mountains in San Diego County. Transition. 
Specimens examined: San Jacinto Mountains, in canyons on 
the west side, at 1800 meters, Hall 2241; Cuiamaca Mountains, 
altitude 1500 meters, Susan G. Stokes, July, 1895; Abrams 3953. 
2. PHYLLODOCE. 
1. PHyLtopoce Breweri (A. Gray) Heller, Muhlenbergia 1: 1. 
1900. 
Bryanthus Brewert A. Gray, Proc. Am. Acad. 7: 367. 1868. 
Type locality: Of the several specimens cited, the first, which 
was collected by Brewer, was from “Woods Peak, Eldorado Co.,” 
California. 
Distribution: Southern Cascade Mountains, southward through 
the higher altitudes of the Sierra Nevada to Mount San Gorgonio, 
San Bernardino Mountains. Canadian Zone. 
Specimens examined: Mount San Gorgonio, Abrams F Me- 
Gregor 750. 
3. ARBUTUS. Mapro§o. 
1. Arsutus Menziesii Pursh, Fl. Am. Sept. 1: 282. 1814. 
Type locality: “On the north-west coast of America.” 
Distribution: British Columbia, southward to the San Gabriel 
Mountains in southern California. Transition and extending into 
the Upper Sonoran. 
