124 SAXIFRAGES. 



with the petals. Ovary 1-celled; placentae 2, parietal; styles 2, more or 

 less united; stigmas terminal. Fruit a berry, crowned with the withered 

 remains of the flower. 



* Unarmed: leaves convolute in bud; calyx-tube elongated. 



1. R. tenniflorum, Lindl. Shrub 510 ft. high, nearly glabrous, 

 glandless: leaves light green, 3 5-lobed at apex, not at all cordate: 

 racemes GO -flowered; bracts green and conspicuous: fl. bright yellow, 

 scentless; calyx salverform, the tube ^ in. long or more, thrice longer 

 than the oval lobes: berry glabrous, amber-colored and translucent, 

 acidulous when ripe. Wild Cat Creek, Behr; also near Niles. 



* * Unarmed; leaves plaited in the bud; calyx-tube broader. 



2. E. glutiiiosniii, Benth. Often 6 15 ft. high: leaves thin, 35 in. 

 broad, glutinous when young, glabrous or more or less pubescent in 

 age, not rugulose; petioles very abruptly dilated at base and obscurely 

 ciliolate: racemes long-peduncled, pendulous, very many -flowered: calyx 

 with 2 caducous bracteoles at base, cleft scarcely to the middle, the tube 

 cylindrical, the whole from pale pink to rose-color: berry large, globose, 

 blue with a dense bloom, and glandular-hispid; pulp black, dry, insipid. 

 Var. melanocarpum. Ripe berries black, without any trace of bloom. 

 Very common along streams among the hills. The variety at Berkeley, 

 and in Santa Clara Co. Fl. Jan. April; fr. August, Sept. 



3. R. malvacenm, Smith. More rigid and compact, 3 6 ft. high: 

 leaves thick, 1 2 in. broad, strongly rugulose and somewhat scabrous 

 above, more or less densely white-tomentose beneath; the slight stipular 

 dilatation of the petiole only obscurely ciliolate : racemes short-peduncled, 

 dense; pedicels and ovaries whitish-tomentose : calyx-tube subcylindrical, 

 abruptly dilated and broadest just above the ovary; segments short, 

 spreading, the whole rose-color: petals white, roundish or subreniform: 

 berry oval, % in. long, purple, glaucous; pulp soft and sweet. On dry 

 open hills of the Coast Range, from Bolinas Ridge, Drew, and Vaca 

 Mts., Jepson, southward. Fl. Nov. March; fr. May. 



* * * Thorny; leaves plaited; flowers few. 

 H- FL 5-merous; calyx-lobes reflexed. 



4. R. divaricatum, Dougl. Nearly glabrous: stems clustered, the 

 widely spreading branches 512 ft. long: leaves roundish, 3 5-lobed; 

 the lobes incisely toothed: peduncles elongated, slender, drooping, 

 3 9-flowered; pedicels with a small broad bract at base: fl. % in. long; 

 calyx green without, dark livid purple within, the oblong-linear lobes 

 exceeding the campanulate tube; petals white, fan-shaped, plane, the 

 margins convolulely overlapping: filiform villous filaments and deeply 

 cleft style long-exserted: berry small, glabrous, black, agreeable. 

 Along streams and on northward slopes. 



