PuatTe 1905. 
A.—CARALLUMA APERTA, N. EL Br. 
B.—HUERNIA HUMILIS, Haw. 
ASCLEPIADACER. Tribe STAPELIEZ. 
9 —C. aperta, N. EB. Br.; ramis glabris, glaucis, 2-24 poll. longis, 
_ obtuse tetragonis, angulis vix dentatis; pedicellis 24-3 poll. longis, 
_ adscendentibus vel erectis ; corolla 1-1} poll. diam., glabra, tubo cam- 
_ panulato, lobis oblongis, obtusis, patentibus, marginibus reflexis, intus 
_ rugulosis, quam tubo duplo longioribus ; corona exteriore cyathiforme, 
 intus septis 5 antheris oppositis tubo stamineo connexa, 10-crenata, 
 crenis antheris oppositis majoribus, obtuse rotundatis, papillosis, crenis 
7 ongum 
_ Masson, Stap. p. 23, t. 37 (1796). Carancularia aperta, Sweet, Hort. 
Brit. ed. 2, p. 359 (1830). 
Has. Little Namaqualand, Barkly (No. 19). 
Stems 2-24 inches long, obtusely tetragonal, glaucous, scarcely 
toothed. Pedicels 24-3 inches long, ascending or erect. Caly«-lobes 
_ ovate, acute. Corolla 1-1} inch in diameter, quite glabrous, with a 
_ campanulate tube about half as long as the spreading, oblong, obtuse 
lobes, which flexed margins, and are rugulose inside. Outer corona 
q cup-shaped, with septa connecting it to the staminal tube and base of 
_ the segments of the inner corona, very shortly 10-crenate, the crena- 
_ tions opposite the anthers obtusely rounded, thick and papillate, the 
_ alternate ones smaller, subacute, somewhat folded, and papillate- 
_ fimbriate on the margin. Segments of the inner corona simple, pro- 
4 duced at the apex into erect, clavate horns, } inch long. 
__ The stracture of this plant has not previously been described ; in 
__ habit it closely resembles Stapelia pedunculata, and has been previously 
ssociated with that species in the section Caruncularia, but the 
consider it as generically distinct from Stapelia, as otherwise the 
generic characters of that genus would have to be so modified that 
other genera having the segments of the outer corona more or 
