BOTANY OF SOUTHERN RHODESIA, 471 
Ficus LUTEA, Vahl. 
Matopo Hills, veld and kopjes, general. Fr. Oct. 285. 
Distrib. Tropical and South Africa. 
Large tree, the roots flatten over rocks and are often over a 
metre broad. The old leaves are thrown off just before the 
young foliage appears, which is red in colour. 
SALICINEÆ. 
SALIX CAPENSIS, Thunb. 
Matopo Hills, banks of Malami River. g 9. Sept. 21. 
Distrib, Transvaal, Cape Colony. 
I have not found this species recorded for Tropical Africa. 
HYDROCHARIDES. 
HYDRILLA YERTICILLATA, Royle. 
Victoria Falls, in Zambesi, abundant. Sept. 136. 
Distrib. Cosmopolitan. 
—2374 Wilms. Greytowr, Natal (Herb. Kew.). A pond- 
weed, forming dense masses floating on the river. Dark green. 
Kindly identified for me by Mr. Rolfe. 
ORCHIDEE. 
LiıssocurLus Kmgnsir, Reichb. f. 
Matopo Hills, veld, among trees. Fl. Oct. 254. 
Distrib. Lake District aud Uganda, Portuguese East Africa, 
Rhodesia, South-east Africa. 
Flowering before the leaves. 
ANSELLIA AFRICANA, Lindl. 
Matopo Hills, general. Fl. Sept., Oct. 270. 
Distrib. West to East Tropical Africa, Rhodesia, Transvaal. 
An epiphytic species, with ascending aerial roots. 
InrpEr. 
HESPERANTHA MATOPENSIS, sp. nov. 
H. bulbo globoso, tunicis pluribus brunneis laciniatis obducto ; 
foliis basalibus 2-3, anguste linearibus glabris, caulinis 3, basi 
vaginantibus, superne autem liberis summo ad meram vaginam 
reducto ; seapo folia superante, simplice, 5-8-floro, spicam 
disticham laxam suffulciente ; spathe valvis inter se subsequalibus 
LINN. JOURN.—BOTANY, VOL. XXXVII. 2x 
