98 
SAXIFRAGACE^E. 
[ Eoussea . 
flexing. Stamens 5, erect, inserted between the lobes of the disk; fila- 
ments subulate ; anthers basifixed, lanceolate-sagittate. Ovary am- 
pullseform, superior, 5-celled, narrowed into a stout cylindrical style ; 
stigma peltate. Fruit baccate, girt with the persistent calyx ; septa 
fleshy ; cells filled with pulp. A single species. 
1. R. simplex, Smith, Icon. Inedit. t. 6. A glabrous shrubby 
climber with stout terete branchlets. Leaves opposite, short-petioled, 
crowded near the end of the branchlets, coriaceous, oblanceolate-oblong, 
cuneate at the base, simple, penninerved, 4-6 in. long, glanduloso- 
serrate. Flowers solitary on short cernuous peduncles in the axils of 
the leaves. Calyx accrescent, finally 1-1 \ in. long. Corolla yellow. 
Petals and sepals i— £ in. broad. Stamens rather overtopping the 
petals and stigma. Endlich. Icon. t. 107. 
Mauritius, frequent in dense forests. Also Bourbon. 
Order XXXVI. CRASSULACE^l. 
Flowers regular, hermaphrodite. Calyx free, persistent ; sepals 
usually 4-5, in our plant joined in a long tube. Petals as many as the 
sepals, joined in a long tube. Stamens usually twice as many as the 
petals, in our plant epipetalous ; filaments filiform ; anthers minute, 
didymous. Carpels free or nearly so, apocarpous, as many as the sepals, 
narrowed into a long style ; stigma capitate ; ovules numerous, attached 
to the ventral suture. Fruits follicular, dehiscing by the dorsal suture. 
Seeds numerous, minute. — Herbs with exstipulate fleshy leaves and 
cymose flowers. Distrib. Cosmopolitan in dry climates. Species 400. 
1. BRYOPHYLLUM, Salisb. 
Calyx large, membranous, with an oblong tube, and 4 deltoid teeth. 
Corolla longer than the calyx, with a long tube much constricted above 
the ovaries and 4 lanceolate teeth. Stamens 8, in two rows, springing 
from the corolla-tube ; filaments filiform ; anthers small. Carpels 4, 
nearly free, with very long connivent styles, reaching to the top of 
the corolla tube ; ovules numerous ; stigmas capitate. Fruit follicular. 
— Large almost shrubby succulent perennial herbs, with ample lax ter- 
minal panicles. Distrib. Two other species inhabit Madagascar and 
one Cape Colony. 
1. B. calycinum, Salisb . Parad. t. 3; EC. Prod. iii. 396. Stems 3- 
6 feet high, stout, glabrous, angular. Leaves opposite, petioled, proli- 
ferous from the edges, crowded near the base of the stem ; lower com- 
pound, with 3-5 obovate-cuneate deeply crenate obtuse fleshy leaflets; 
upper simple, larger, oblong. Panicle 2-3 feet long, made up of 
opposite lax long-peduncled cymes with divaricated slender flexuose 
pedicels. Calyx 1-1 J in. long, green streaked with red. Corolla-tube 
