124 SAXIFKAGE.E. 



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: haves convolute in bud; calyx-tube elongated. 



1. R. tenuiflorum, Lindl. Shrub 5—10 ft. high, nearly glabrous, 

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

 racemes oo - 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. glntinosnm, Benth. Often 6 — 15 ft. high: leaves thin, 3—5 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. melauocarpnm. 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. uialyacemii, 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-me.rous; calyx-lobes reflexed. 



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

 widely spreading branches 5—12 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. 



