Crassula. | CRASSULACE (Harv.) B57 
tant nodes ; leaves opposite, on short or shortish petioles, roundish-sub- 
reniform, entire or faintly repand, thin and membranous when dry, 
glabrous ; flowers in an interrupted, racemose panicle, the pedicels 
threadlike, two or more together, the terminal umbellate ; calyx-lobes 
2 of corolla, ovate, subacute; petals lanceolate, acute or acuminate ; 
styles shortly subulate. Petrogeton nemorosum, H.& Z.! Zey.! 2518. 
C. cordata. EL. Mey.! 
Has. Shady places near the Zwartkops Riv., Z.g§ Z./ Between Enon and the 
Zuureberg, Drege! (Herb. Sd., D., Hk.) 
A very small plant, with shorter petioles and more racemose flowers than the 
rest. Drege’s specimens have however longish petioles. Stem 2-4 inches high, 
including the raceme. Leaves } inch diameter or less. 
72. C. Umbella (Jacq. Ic. Rar. t. 352); root tuberous; stem erect, 
simple or oppositely branched, each division crowned by a pair of 
leaves, perfectly confluent into an orbicular, entire or subentire perfoliate 
disc ; cymes pedunculate, panicled, with spreading branches and pedi- 
cellate flowers ; calyx-lobes short, deltoid, subacute ; petals free, ovate- 
oblong, acute; styles shortly subulate. Tratt. Tab. t. 253. Septas 
Umbella, DC. 1. c. 383. 
Has. Modderfontein and Zilverfontein, Drige! Rev. H. Whitehead ! (Herb. Sd., 
Hk., D., Bth.) 
A very remarkable plant, at once known by its leaves united into a circular disc, 
which is sometimes 6 inches or more in diameter, though often much smaller. In 
floral characters it resembles C. flabellifolia, 
78. C, flabellifolia (Harv.); root tuberous; stem erect, simple, 
crowned by 2 (rarely 4) horizontally patent leaves ; leaves connate and 
subcuneate at base, roundish flabelliform, crenato-lobulate, thinly fleshy, 
glabrous ; cymes pedunculate, laaly panicled, with spreading branches 
and long stalked flowers ; calyx-lobes very short, bluntly deltoid ; petals 
free, membranous, ovate-oblong, acute ; styles shortly subulate ; squamz 
oblong. Petrogeton Umbella, E. § Z, 1 1856, eael. syn. 
. eo ao ground on mountains near Brackfontein, Clanw., £. § Z.! (Herb. 
75 Ly SO. 
Stem 4-6 aks high, of one internode. Leaves if 4, rosulate (the two upper 
smaller). 2-3 inches wide, 14-2 inches long, multicrenate. Peduncle 4-6 inches 
long, much branched. Flowers small, 1-14 line long. 
74. C. Saxifraga (Harv.) ; root tuberous ; stem erect, simple, crowned 
by 2 (rarely 4) horizontally patent leaves ; leaves subsessile and connate 
at base, broadly cordato-reniform, coriaceo-carnose, crenato-lobulate, 
glabrétus ; cymes on long, naked peduncles; simple or forked, umbellate — 
or corymbose ; calyx-lobes 3 of corolla, lanceolate, subacute ; petals 
connate at base, erecto-patent, sub-recurved, oblong, acute or subacute ; ~ 
styles subulate ; squame very minute. Septas globifera, H. d& Z./ 1862, 
excl. Syn. Septas, 918, Drege! Sth sae ae 
Has. Mountain sides, Steonberge, near Muysenberg, B. ¢ 2.1 W.H..1. Be Au. (ll) 
tween Driekoppen, Bokkeveld and Hex river, and in Dutoits kloof, Drege! Albany," 
Mrs. F. W. Barber! Port Elizabeth, Mrs. Holland / 35. (Herb. Sd., Hk., D. Qt 
With the habit and foliage of C. Septas and C. flabellifolia it differs from b eo 
its flowers. The leaves are 1-3 inches broad, 3-2 inches long, almost exactly reni- 
form, sometimes doubly crenate. The cymes in weakly grown plants are but 3-6 
