326 Annals of the South African Museum. 



acute apex, 4 mm. long. Acheues 3 mm. long, oblong-obovoid 

 densely villous. Pappus setae unequal, the longest 8 mm. long, 

 tawny. 



Distrib — Clanwilliam ; Wupperthal, 2500 ft., August, Schlechter, 



8786 ! 



61. P. unguiculata, S. Moore in Bull. Herb. Boiss. Ser. II, ix. 1012. 



A small divaricately branched shrub ; branches pale, shortly jointed, 

 glabrous Leaves opposite, small and ericoid, somewhat club-shaped, 

 obtuse, about 4 mm. long, fleshy, glabrous. Heads solitary, obtuse in 

 bud, subcylindric, nearly 1 cm. long. Involucral bracts yellow, about 

 6-seriate, broadly truncate and acutely mucronate, entire, somewhat 

 membranous, glabrous. Corolla glabrous. Achenes villous. Pappus 

 pale yellow. 



Distrib. — Great Namaqualand ; Gubub, Dinter, 1233 ! Little Nama- 

 qualand ; Wolveton on the hills, September, Schlechter, 11440 ! 



Imperfectly known Species. 



62. P. callosa, DC. Prodr. v. 362. 



Suffrutex about 6 in. high, much branched. Leaves linear, thickish, 

 subobtuse, 10-14 mm. long, scarcely 1 mm. thick, entire, not ciliate, 

 indistinctly nerved. Heads terminal, solitary, sessile, about 15-- 

 flowered, 1*5 cm. long. Involucre oval-oblong, pale greenish, more 

 intensely coloured at the tips of the scales ; bracts appressed, deli- 

 cately and softly ciliate, obtuse and callous at the apex. Corolla 

 yellow. Achenes very villous, compressed, shortly beaked. 



Distrib. — Jansenville ; Zwartruggens, on the Karroo, Drige. 



Unknown to us except from the above description ; perhaps identical 

 with P. mucronata, DC. 



63. P. einpetrifolia, DC. Prodr. v. 363. 



A very dwarf viscidulous plant about 10 cm. high ; internodes 

 scarcely 2 mm. long. Leaves opposite, densely crowded on the short 

 twigs, spreading, linear, keeled, obtuse, 2-3"5 mm. long, flatfish above 

 or channelled, thick, entire. Heads terminal, solitary, sessile, oblong- 

 turbinate, many-flowered, 1*4 cm. long. Involucral bracts yellowish, 

 oblong, appressed, obtuse, opaque, horny, with a very narrow ciliate- 

 lacerate margin. Flowers purplish. Achenes villous. — Harv. in 

 Harv. & Sond. Fl. Cap. iii. 108. 



Distrib. — South Africa ; without locality, Drige. 



