1953] 



PLANTS COLLECTED IN NYAS ALAND 



231 



Geranium latistipulatum Hochst. ex. A. Rich. Tent. Fl. Abyss. 1: 117. 1847. 



Mlanje District: Mlanje Mountain, uncommon, gregarious amongst sheltering 

 rocks on grassland, herb 50 cm. high, flowers pink, 2100 m., July 11, 1946, 16789. 

 Highlands of E. Africa from Abyssinia to Nyasaland; new to Nyasaland. 



Geranium nyassense Knuth, Repert. Sp. Nov. 18: 289. 1922. 

 Geranium ukingense Knuth, Repert. Sp. Nov. 18: 292. 1922. 



North Nyasa District: Nyika Plateau, gregarious in edge of forest regrowths, 

 perennial herb 70-90 cm. high, leaves grey below, old leaves red, flowers pale 

 pink, 2340 m., Aug. 12, 1946, 17189, Highlands from Tanganyika to S. Rhodesia. 



Geranium vagans Bak. Kew Bull. 1897: 246. 1897. 



Geranium angustisectum Knuth, Pflanzenreich 53 (4 129 ): 207. 1912. 



North Nyasa District: Nyika Plateau; Nchena-chena Spur, common in short 

 grass of slopes, attractive perennial herb about 50 cm. high, roots tuberous, 

 flowers 2.0-2.3 cm. diameter, petals white, styles red, 2000 m., Aug. 10, 1946, 

 17148, Highlands of E. Africa from Kenya and Uganda south to Nyasaland. 



Pelargonium whytei Bak. Kew Bull. 1897: 246. 1897; Knuth, Pflanzenreich 53 

 (4 139 ): 394. 1912. 



North Nyasa District: Nyika Plateau; Nchena-chena Spur, occasional in open 

 grassland, perennial herb, stems to 1 m. or more long, scrambling, stems and 

 under side of leaves reddish, flowers pink striped with red, 2000 m., Aug. 20, 

 1946, 17346; ibid., common among shrubs in grassland, herb 1 m. high, stems 

 weak, scrambling, flowers pink, 1500 m., Aug. 20, 1946, 17364, Southwestern 

 Tanganyika Territory and Nyasaland. 



OXALIDACEAE 



Oxalis obliquifolia Steud. ex A. Rich. Tent. Fl. Abyss. 1: 123. 1847; Knuth, 

 Pflanzenreich 95 (4 lS0 ): 348. 1930; Salter, Jour. S. Afr. Bot. Suppl. Vol. 1: 

 154, 1944. 



Zomba District: Zomba Plateau, occasional on moist shaded ground on open 

 rocky slopes, herb 10-20 cm. high, very attractive, flower-tube yellow, lobes pale 

 purple, native name (Chinyanja) ching-gongo, 1450 m., June 5, 1946, 16232; ibid., 

 locally common in moist semi-shade, herb 6-9 cm. high, corolla-tube yellow, 

 lobes rose-coloured, 1500 ra., June 5, 1946, 16266, A.-E. Sudan and Abyssinia, 

 southwards through E. Africa to Nyasaland and South Africa. 



Biophytum sensitivum (L.) DC. Prodr. 1: 690. 1824; Knuth, Pflanzenreich 95 

 (4» ;: 393. 1930. 



Oxalis sensitiva L. Sp. PI. 434. 1753. 



Mlanje District: Likubula Gorge, frequent on rocky banks of river, herb 10-20 

 cm. high, flowers purple, later orange, 840 m., June 20, 1946, 16371, Widespread 

 in tropical Africa and Asia. 



Biophytum petersianum Klotzsch in Peters, Reise Mossamb. Bot. 81. pL 15. 1861. 

 Oxalis sessilis Ham. ex Wall. Cat. n. 4344. 1831 (nom. nud.); ex Baill. Bull. Soc. 



Linn. Paris 1: 598. 1886 (nom. illegit.). 

 Biophytum sessile (Ham.) Knuth, Pflanzenreich 95 (4"°): 393. 1930. 



Zomba District: Zomba Plateau, trodden ground about habitations, herb 4-10 

 m. high, flowers yellow, 1500 m., June 4, 1946, 16224*. Widespread in tropical 

 Africa and Asia. 



BALSAMIN ACEAE 



Impatiens ? assurgens Bak. Kew Bull. 1895: 64. 1895; Gilg, Bot. Jahrb. 43: 99. 

 1909; Engl. Pflanzenw. Afr. 3 a : 299. 1921. 



