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MEMOIRS OF THE NEW YORK BOTANICAL GARDEN [Vol. 8, No. 3 



District: Cholo Mountain, occasional in rain-forest gullies, 60-90 cm. high, leaves 

 few, fleshy, 1200 m., Sept. 23, 1946, 17753. East and South Africa, Mascarenes. 



Asplenium inaequilaterale Willd. Sp. PI. 5: 322. 1810. 



Kota-kota District: Nchisi Mountain, common on banks of streams in rain- 

 forest, 30-50 cm. high, leaves spreading, dark and glossy above, 1500 m., July 

 28, 1946, 17006. Cholo District: Cholo Mountain, locally gregarious in rain- 

 forest undergrowth, 50-70 cm. high, 1350 m., Sept. 20, 1946, 17669; ibid., on 

 moist rocks in a rain-forest gulley, 25-40 cm. high, 1200 m., Sept. 23, 1946, 

 17759. Tropical Africa, America, south India, and Ceylon. Has often been identi- 

 fied with the tropical American A. laetum Sw. 



Asplenium lumulatum Sw. Jour. Bot. Schrad. 1800 2 : 52 (1801) forma lunulatum. 



Asplenium lunulatum f. typica C. Chr. Dansk Bot. Ark 7: 94. 1932. 



North Nyasa District: Nyika Plateau, on ground in montane forest, 2250 m., 

 Aug. 16, 1946, 17240B. Tropical and South Africa, Mascarenes. There are closely 

 related species in other tropical areas. 



Asplenium mannii Hook. Sec. Cent. Ferns pi. 60. 1861. 



Kota-kota District: Nchisi Mountain, low epiphyte in rain-forest, rare, 5-6 cm. 

 high, leaves yellowish, somewhat fleshy, 1650 m., July 31, 1946, 17064. Cholo 

 District: Cholo Mountain, gregarious low on small trees in rain-forest, 1350 m., 

 Sept. 20, 1946, 17677. Tropical Africa, South Africa, Madagascar. 



Asplenium megalura Hieron. in Wiss. Deutsch. Zentr.-Afr. Exp. 2: 17. 1910. 



Zomba District: Zomba Plateau, one clump on an exposed rocky clump, 

 25 cm. high, 1500 m., June 2, 1946, 16152; ibid., low epiphyte in edge of rain- 

 forest, 25 cm. high, 1450 m., June 4, 1946, Vernay 16210. Mlanje District: Mlanje 

 Mountain; Luchenya Plateau, frequent epiphyte in forest, leaves pendent, up to 

 120 cm. long, 1890 m., June 30, 1946, 16528; ibid., epiphytic on trees overhang- 

 ing a stream, 1750 m., June 25, 1946, 16419*; ibid., epiphytic on a relic forest 

 tree, 1890 m., July 14, 1946, 16834. Recorded also from Uganda and Tanganyika 

 Territory. 



Asplenium roonanthes L. Mant. 130. 1767. 



A. monanthemum Murray, Syst. Veg. ed. 14. 933. 1784. 



North Nyasa District: Nyika Plateau, on ground in montane forest, 15-30 cm. 

 high, 2250 m., Aug. 16, 1946, 17240A. Mlanje District: Mlanje Mountain; Lu- 

 chenya Plateau, terrestrial in deep forest shade, 25-40 cm, high, leaves very 

 dark green, 1890 m., June 30, 1946, 16531. Widely distributed from Madagascar, 

 South afld tropical Africa, to Madeira, tropical America, and the Hawaiian Islands. 

 The pinnae are typically monosoral but are occasionally found with more than one 

 sorus per pinna. 



Asplenium obscurum Bl. Enum. Plant. Jav. 181. 1828. 



Cholo District: Cholo Mountain, moist rocks in bed of a rain-forest stream, 

 30-60 cm. high, leaves fleshy, 1200 m., Sept. 23, 1946, 17754. A tropical Asian 

 species already recorded from the Mascarenes by Christensen. The only other 

 specimen from the African mainland in the Kew Herbarium is also from Nyasaland, 

 collected by A. Whyte on the-Masuku (? Misuku) Plateau in North Nyasa District. 

 The species differs from A. unilaterale Lam. by its larger size and greenish non- 

 shiny stipes and rachises. 



Asplenium ruwenzoriense Baker, Kew Bull. 1901: 137. 1901. 



Kota-kota District: Nchisi Mountain, frequent on rocks in moist forest ravines, 

 80-120 cm. high, leaves numerous, arched and spreading, more or less fleshy, 

 dark green, 1550 m., July 30, 1946, 17035. Zomba District: Zomba Plateau, oc- 



