Buchnera.] xcn. scrophulakiace^e (hemsley and skan). 383 



14. B. subcapitata, Engl, in Engl. Jahrb. xviii. 71, t. o,fig. Q. 

 Stem simple, many-leaved, densely hispid; internodes 1^-lf in. long. 

 Leaves lanceolate, 10-15 lin. long, l\ lin. broad, acute, the upper alter- 

 nate, densely clothed with short hairs thickened at the base. Spikes 

 short, capitulum-like (superficially resembling those of a Scabiosa) ; 

 bracts linear-lanceolate, about 3| lin. long and 1 lin. broad, clothed on 

 the margin and midrib with hairs thickened at the base. Calyx only 

 2^ lin. long, sparingly pilose ; teeth triangular, about J as long as the 

 tube. Corolla-tube 5 lin. long, \ lin. broad, glabrous ; lobes obovate, 

 \}j lin. long. \\ lin. broad, the lower somewhat larger than the others. — 

 De Wild. Etudes El. Katanga, 122. 



South Central. Congo Free State : Lunda ; Mussumba, Pogge, 275 ; Katanga ; 

 Lukafu, Yerdick, 371. 



15. B. pulchra, Skan ex S. Moore in Joum. Linn. Soc. xxxvii. 

 190. An erect pubescent scabrid herb 1-2 ft. high, drying green or 

 brown ; stem usually branched chiefly in the upper part, rather thick, 

 moderately leafy ; leaves opposite or the upper alternate, oblong-lanceo- 

 late, f-14; (rarely up to 2) in. long, 3-4 (rarely 6) lin. broad, 3-nerved, 

 minutely mucronate, somewhat narrowed at the base ; uppermost leaves 

 smaller. Flowers in capitate or subcapitate terminal spikes J-l in. long 

 and | in. thick ; bracts ovate- or elliptic-lanceolate, 4-4| lin. long, 1£ 

 lin. broad, slightly keeled, pilose and ciliate, acuminate or setose ; 

 bracteoles linear-lanceolate, 3f- lin. long, otherwise as the bracts. Calyx 

 tubular, 3f— 4£ lin. long, sparingly pilose; teeth ovate-lanceolate to 

 linear-triangular, 1 lin. long, setose or acuminate. Corolla rose-purple 

 in the dried state ; tube straight, somewhat funnel-shaped, 4£— 5 lin. 

 long, pruinose, pilose at the throat inside ; lobes 5, subequal, obovate, 

 2 lin. long, If lin. broad. Anthers acute at the apex, obtuse at the 

 base. Style 1J lin. long. 



Nile Land. Uganda: east side of Albert Edward Nyanza, Scott-Elliot, 

 804,1! 



Mozamb. Dist. German East Africa : Karagwe, 4000-5000 ft., Scoff-Elliot, 

 7476 ! 8203 ! Ruchigga, Bagshaive, 402. Between Lakes Tanganyika and Rukwa, 

 6000 ft., Nutt ! British Central Africa : Kambole, south-west of Lake Tanganyika, 

 Nutt / Nyasaland ; between Mpata and commencement of Tanganyika Plateau, 2000- 

 3000 ft., Whyte! Nyika Plateau, 7000 ft., Whyte I Masuku Plateau, 6500- 

 7000 ft., Whyte ! 



Scott-Elliot's specimens, the inflorescences particularly, have turned nearly black 

 in drying. The calyx-teeth vary considerably in length and breadth, and are 

 longest and narrowest in Scott-Elliot's 8041 ; tbe bracts in this are also very long 

 and narrow. 



16. B. attenuata, Skan. An annual herb about 1 ft. high ; stem 

 •extremely slender, simple or slightly branched, terete, glabrous, leafless 

 except a pair of small linear leaves 2-4 in. from the base. Basal leaves 

 broadly ovate to oblong-lanceolate, 4-9 lin. long, l|-4£ lin. broad, 

 obtuse, entire or few-toothed, pilose, scabrid. Flowers in a somewhat 

 loose narrow terminal spike, £-f in. long ; bracts ovate, 1\ lin. long, 

 § lin. broad, acuminate, minutely pubescent, ciliate, concave ; bracteoles 

 linear-lanceolate, 1J lin. long, otherwise as the bracts. Calyx 2J-2J 



