448 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



[V x ol. 8, No. 5 



herb 1 m. high, branches numerous, erect, flowers white, 1500 m., June 7, 1946, 

 16309. The variety occurs in Uganda, Kenya, Belgian Congo, Tanganyika Terri- 

 tory, and Nyasaland. 



Pentas schimperiana (A. Rich.) Vatke, Linnaea 40: 192. 1876. 

 Vignaldia schimperiana A, Rich. Tent. Fl. Abyss. 1: 358. 1847. 



North Nyasa District: Nyika Plateau, common in shrubby edges of montane 

 forest, shrub about 1.5 m. high, corolla white, apex of lobes red, calyx°lobes red, 

 2350 m., .Aug. 16, 1946, 17247. Abyssinia to Nyasaland, and in the Belgian 

 Congo. 



Pentas purpurea Oliv. Trans. Linn. Soc. 29: 83. 1873. 



Zomba District: Zomba Plateau, one example in Brachystegia woodland, per- 

 ennial herb, 2 stems erect from a thick woody stock, flowers purple, 1500 m., 

 June 6, 1946, 16281.* Tanganyika Territory to S. Rhodesia and Portuguese East 

 Africa. 



Pentas sp. aff. purpurea Oliv. 



Mlanje District: Mlanje Mountain; Luchenya Plateau, on grassy edges of rain- 

 forest regrowths, herb 60-100 cm. high, flowers purplish-white, I860 m., June 26, 

 1946, 16447. 



This apparently equals Adamson 347 (Herb. Kew.), collected at 2130-2440 m. 

 alt. on Mlanje Mountain. Further specimens of this plant are wanted to clear up 

 its relationship with the variable P. purpurea. 



Otomeria dilatata 308 Hiern in Oliv. Fl. Trop. Afr. 3: 50. 1877. 



Kota-kota District: Nchisi Mountain, on grassy edges of forest strips in gul- 

 lies, perennial herb 80-100 cm. high, stem solitary, simple or little branched, 

 flowers scarlet, very conspicuous, 1400 m., July 25, 1946, 16930. Widespread in 

 tropical Africa. 



Agathisanthemum globosum (Hochst. ex A. Rich.) Bremek. Verh. Nederl. Akad. 

 Wet. Afd. Natuurk. II. 48 a : 161. 1952 (errore "Klotzsch ex Hiern..."). 



Hedyotis globosa Hochst. ex A. Rich. Tent. Fl. Abyss. 1: 360. 1847. 



Oldenlandia globosa (Hochst. ex A. Rich.) Hiern in Oliv. Fl. Trop. Afr. 3: 54. 1877. 



Zomba District: Zomba Plateau, in Brachystegia woodlands, not common, per- 

 ennial herb 30-40 cm. high, with several stems erect from a thick rootstock, flow- 

 ers purplish, 1500 m., June 6, 1946, 16279. Abyssinia to S. Rhodesia and Nyasa- 

 land, also in the Belgian Congo, Gaboon, and Angola. 



Oldenlandia fastigiata Bremek. Verh. Nederl. Akad. Wet. Afd, Natuurk. II. 48 1 : 

 260 (1952) var. fastigiata. 



Chikwawa District: Lower Mwanza River, one example on a sandy beach, herb 

 30 cm. high, flowers white, 180 m., Oct. 6, 1946, 18013. Anglo-Egyptian Sudan, 

 Abyssinia, and Somaliland, and southward to Nyasaland. 



The last-mentioned species has hitherto been confused with Oldenlandia co~ 

 rymhosa L., from which it is easily distinguishable by the subsessile inflores- 

 cences, the flowers forming dense clusters at the nodes. 



Oldenlandia goreensis (DC.) Summerh. Kew Bull. 1928: 392 (1928) var. goreensis; 

 Bremek. Verh. Nederl. Akad. Wet. Afd. Natuurk. II. 48 2 : 196. 1952. 

 Hedyotis goreensis DC. Prodr. 4: 421. 1830. 



Zomba District: Zomba Plateau, herb about 20 cm. high, flowers pale purple, 

 fruits compressed laterally, 1500 m., June 7, 1946, 16297. Tropical Africa, from 



3oa The correct name for this species is now Otomeria elatior (A. Rich, ex DC.) Verd- 

 court, Bull. Jard. Bot. Brux. 23: 18 (1953) (Sipanea elatior A. Rich, ex DC. Prodr. 4: 

 415. 1830). 



