58 CRASSULACEJE. (STONE-CROP FAMILY.) 



§ 1. Thorny under tlie fascicles. GoogEBEnmES. 



Berry prickly R. Menziesii. 1 



Berry smooth R. divaricatum. 2 



Berry dry; flowers large, bright-red R. speciosum. 3 



§ 2. TItornless and j'rickless. Currants. 



Flowers rose-red to white R. sanguineum. 4 



Flowers golden yellow R. aiireiini. 5 



1. R. Menziesii, Pursh. Calyx about half an inch long, j)urplish red; its oblong 

 lobes sjireading or recurved, longer than the funuelfonu tube, hardly longer than the 

 stamens which surpass the wliitish petals; bei-ry thickly covered with prickles. 



2. R. divaricatum, Dougl. Flowers one-third of an inch long; calyx livid-pur- 

 jjlish or greenish-white; its lobes about twice as long as the fan-shaped white j^etals, 

 these only one-tliird as long as the stamens and villous 2-cleft style. 



3. R. speciosum, Pursh. Very tall; flowers 2 to 5 on a bristly-glandular peduncle, 

 drooping, fuchsia-like, almost an inch long and stamens as much longer. 



4. R. sanguineum, Pursh. Pacemes drooping, many flowered; calyx prolonged 

 beyond the ovary into a campanulate tube 2 or 3 lines long, about equaling the lobes. — ■ 

 Buns into indefinite varieties. 



5. R. aureum, Pursh. Flowers golden yellow, sjiicy-fragrant, in 5-10-flowered, 

 leafy-bracted racemes. 



Order 23. CRASSULACEiE. 



Succulent or fleshy plants, with completely symmetrical as well as regular flowers. 



Parts of the flower each 4 to 7; stamens twice as many. Petals distinct. . . . Sedum. 1 

 Petals somewhat united Cotyledon. 2 



1. SEDUM, L. Stoxe-Cuop. 



Sepals 4 or 5 united at the base. Carpels distinct or rarely connate at the base. 



1. S. spathulifolium, Hook. Stems ascending from a branched rooting caudex, 4 

 to G inches high; leaves obovate or spatulate, flat, G to 10 lines long; flowers secund in 

 a forked cyme, nearly sessile, 3 lines long; petals yellow, lanceolate acute. 



2. COTYLEDON, L. 



Petals united into a 5-lobed pitcher-shaped or cylindrical corolla. Stamens 10, in- 

 serted on the corolla-tube. Carpels usually distinct. 



1. C. farinosa, Benth. & Hook. Acai;lescent, more or less mealy-pulverulent; 

 rosulate leaves lanceolate, acuminate, the larger ones 2 to 4 inches long; flowering 

 branches a span high with scattered broadly ovate to lanceolate clasping leaves. Flowers 

 yellow. 



