472 MESEMBRYACE (Sond.) [A crosanthes. 
ANALYSIS OF THE SPECIES, 
Flowers subsessile : : 
Leaves lanceolate or nearly so ; stamens 9-10 .-. (2) humifasa, 
Flowers on peduncles, longer than the calyx : 
Leaves oblong, acute or sublanceolate; stamens 
17-23 EP SRC SS SSS eS ae ee eae: (1) anceps. ws 
Leaves linear-lanceolate ; stamens11-21.... ... ... (3) angustifolia, _ 
Leayes terete, filiform ; stamens 28-40 ... ... ... (4) teretifolia. 
1. A. anceps (Sond.) ; stem procumbent ; branches terete, fistulose ; 
leaves flat, opposite or 4-6 verticillate, oblong, acute at both ends, or 
sublanceolate; flowers axillary, solitary ; pedicels rather longer than the 
calyx ; lobes of the ovoid calyx subequal, ovate, mucronulate ; stamens 
17-23. Trianthema anceps. Thunb.! Fl. Cap. 390. Acros. fistulosa, 
£. & Z.! 2146, 
_ Has. Sandy hills near Heerelogement, Clanwilliam, E.G Z./ Drege / Tulbaghs- 
kloof, Zeyher! Oct. Herb. Thunb., Sd.) 
Branches often 1-2 feet, woody, branchlets spreading. Leayes 4-10 lines long, 
13-3 lines wide, very patent, when va Bo ie papulose at the margins. Pedicels 
2-edged, at length recurved. Calyx tube short, longer lobes 2-24 lines long. 
2. A. humifusa (Sond.) ; prostrate, tufted; branches short ; leaves 
flat, ovate-lanceolate, lanceolate, lanceolate-linear, attenuated at the base, 
mucronulate, those of the short branches imbricate-aggregated, of the 
longer branches distant ; flowers axilla , subsessile ; exterior calyx- 
lobes larger, lanceolate ; stamens 9-10. Trianthema humifusa, Thunb.! 
#1. Cap. 389. Acros. decandra, Fenzl. l. c, 270. Didaste pentandra, E. 
Meyer! 
Has. High plains of the Cederbergen, Clanwilliam, 3500—4000f. Drege! Koude 
Bokkeveldt and Hexriver, Thunberg, Jan. (Herb. Thunb., D., Sd.) 
Branchlets 1-2 inches long. Leaves spreading, 2-4 lines long, 4-1 line wide. 
Internodes in the sterile branches 3-6 lines long. Flowers sometimes very shortly 
pedicellate, yellowish-green, but purplish above the middle. Calyx-lobes keeled, 
mucronate. Filaments purple. Very like the following, and only distinguished by 
the subsessile flowers and fewer stamens. 
3. A. angustifolia (E. & Z.! 2147); decumbent, branches diffuse, 
elongated ; leaves opposite, verticillate, Lanceolate-linear or linear, cus- 
pidate, with denticulate-scabrous margins ; flowers axillary ; pedicels 
twice longer than the calyx ; exterior lobes of the calyx longer ; stamens 
11-21. Didaste decandra, BE. Meyer! 
Van. a. do-decandra (Fenzl.) ; stamens 11-14 ; leaves of the branchlets approxi- 
mate, longer than the internodes, 
Van. 8. icosandra (Fenzl.); stamens 16-21 ; leaves of the branchlets distant, 
as long as the internodes. 
Has. Var. a. rocks on Piquetberg, Clanwilliam, 15—2000f., Drege ; var. B. near 
the cataract of Tulbagh, Z. ¢ Z. ! Witsenberg, Zeyher/ 721, Nov.-Dec. (Herb. 
spreading, a little keeled, mucronate. Flowers yellowi icels 2 . Calyx 
in flower campanulate, 2 lines long, in fruit 3 tis sags sien Keoleds purplish- 
sphacelate at the apex, white above. Capsule I-2-seeded, 4 shorter than the calyx. 
