THtf PERCY SLADEN MEMORIAL EXPEDITION, 1915-1916 31 
Bouchea glandulifera, H. H. W. Pearson. Little Karas Mountains, western 
foothills, on shale-slopes, 9723. Between Gurinaris and Achterfontein, 
on sandy plains, 9247. Above Ababes, on sandy banks of Tsondab 
River, 9190. 
Bouchea pinnatifida, Schauer. Between Gamis and Bull’s Mouth Pass, in 
river-bed, 8942. West of Gamis Farm House, on hill, 8975. Awas 
Mountains, 12 km. east of Windhuk, 9609. Between Kabiras and 
Nauchas, 9039. Hoffnungsfelde, 9583. 
Labiatae. 
Salvia stenophylla, Burch. Nauchas, on banks of Kam River, 9044. 
Salvia rugosa, Thunb. Between Nauchas and Areb, in stream-bed, on granite, 
9015. 
Ocimum fruticulosum, Burch. Between Yoigtsgrund and Brekdorn, in river- 
bed, among stones, 9351. Gamis, river-bed, 8980. Windhuk, shale- 
slopes, 9635. Hoffnungsfelde, sandy slopes, 9588. 
Stachys spathulata, Burch. Between Nauchas and Areb, on sandy river-bed, 
9012. 
Leucas altissima, Engl. Gibeon, on dry hills, 9206. Naukluft Mountains, 
between Bull’s Mouth Pass and Ababes, in sandy bed of river, 8903. 
Leucas altissima, Engl, forma. Windhuk, shale-slopes, 9640. 
Leonotis sp. 8 km. north-west of Nomtsas, on sandy banks of Usib River, 
9323. Naukluft Mountains, between Goas and Kabiras, in river-bed, 
9087. 
Nyctaginaceae. 
Boerhaavia pentandra, Burch. Awas Mountains, at Aub, 9517. Nauchas, 
9046. At Kubib, on vlei-ground, 9494. 
Boerhaavia repens, var. diffusa, Hook. f. Ababes, in broken granite, 9176. 
Phaeoptilon spinosum, Radik. North of Gibeon, in bed of Great fish River, 
9209. 
Microtea Burchellii, N.E. Br. Between Yoigtsgrund and Brekdorn, among 
stones in river-bed, 9352. 
Illecebraceae. 
Corrigiola litoralis, Linn. Between Haris and the Awas Mountains, on high 
plateau in sandy places. 
Amarantaceae. 
Hermbstaedtia elegans, Moq. South of Ghoaberib, among stones in livei-bed, 
9454. . 
Sericocoma avolans, Fenzl. Little Karas Mountains, western foothills at 
Holoog, 9761. Between Nakop and Upington, in red sand, 9 Ob . 
Above Ababes, in Tsondab River bed, 9185. 
