117 
Gongrothamnus conyzoides, Hiern = 
Vernonia crassipetala, V. EF. Br. 
i Lildebrandtii, Oliv. & Hiern = 
Vernonia Hildebrandtii, Vatke. 
‘ij solidaginifolius, Oliv. & Hiern = 
Vernonia solidaginifolia, Boj. 
ij divaricatus, Steetz = 
Vernonia vitellina, N. FE. Rr. 
Some of the specific names are changed because they are already 
used under Vernonia. 
Vernonia senegalensis, Less. 
Okavango Valley, about 3,000 ft., Lugard, 249 ; Botletle Valley, 
ex Lugard. 
bush, growing to 15 ft. high; flowers cream-coloured, sweetly 
scented, 
Vernonia ondongensis, Klatt. 
Botletle River, 3,000 ft., Mrs. Lugard, 8; Okavango Valley, 
about 3,000 ft., Lugard, 250. 
An annual, 5-6 ft. high ; flowers blue. 
* Nicolasia Lugardi, N. £ Br. in Bull. Herb. Boiss. sér, 2, iv. p. 
10] 
Okavango Valley, about 3,000 ft., growing in sand, Lugard, 252. 
Nidorella resedifolia, YC. Two forms. 
Botletle Valley, Lugard, 201; Kwebe Hills, 3,300 ft., Mrs. 
Lugard, 90, 
Erect, growing to 3 ft. high; flowers bright yellow, 
Pluchea Leubnitziae, N.E. Br.—Piptocarpha Leubnitziae, O. Kuntze 
in Jahrb. Bot. Gart. Berl. iv. p. 265. Pechuelloeschea Leubnitziae, 
O. Hoftm. in Engler Jahrb. x. p. 274. ; i 
Bechuanaland: Keria, Lugard, 14; South Tropical Africa, 
Baines. 
olimann separates this plant generically from Pluchea on 
account of its habit, involucre, and 1-seriate female flowers. Bu 
the habit is scarcely distinct from that of some Indian and 
Australian species of Pluchea, whilst several species have quite the 
same kind of involucre, and the number of series of female florets 
varies, 
Helichrysum argyrosphaerum, DC. 
Okavango Valley, 3,000 ft., Lugard, 255. : | 
lant spreading, growing to 8 in. high; flower-heads pink and 
e. 
Helichrysum ericaefolium, Less. var. 
Okavango Valley, 3,000 ft., Lugard, 254. 
sand-plant ; flowers white. 
Helichrysum subglomeratum, Less. 
Okavango Valley, 3,000 ft., Lugard, 253. 
Plant growing to 3 ft. high ; flowers yellow. 
Calostephane divaricata, Benth. g 
Kwebe, Lugard, 126 ; "Kwebe Hills, 3,000 ft., Mrs. Lugard, 205, @ 2 
An annual, from a few inches to 4 ft. high; flowers yellow. = fe 
Pp 
whit 
