488 FLORA NIGRITIANA. 
— Fernando Po, Vogel; Guinea, and all over Tropical 
Africa and Asia, and even in some parts of South Ame- 
rica. 
2. Ocymum Basilicum, Linn.—Benth. in DC. Prod. 12. p. 32.— : 
Sierra Leone and St. Thomas, Don; frequently sent from 
Tropical and warm countries, but so generally cultivated that 
it is difficult to say whether the African specimens are in- 
digenous or not. 
8. Ocymum viride, Willd.— BentA. in DC. Prod. 12. p. 34.— 
Sierra Leone and Fernando Po, Vogel; St. Thomas, Don; 
Benin. 
4. Ocymum fereticaule, Poir.— Benth. in DC. Prod. 12. p. 41. 
—Acera, Don; Senegal and Guinea. 
5, Ocymum sp.—A single specimen, not in a state to be de- 
termined ; Accra, Don. 
The other West African species are O. bracteosum, Benth., 
from Senegal; and O. membranaceum, Benth., and O. ri- 
gidum, Benth., from Angola. 
l. Platostoma Africanum, Beauv.— Benth. in DC. Prod. 12. 
p. 47.—Fernando Po, Vogel; Benin. Ejusdem var. glabrior. 
— Confluence of the Niger, Vogel, Ansell; Guinea and 
Congo. 
1. Moschosma polystachyum, Benth. in DC. Prod. 12. p. 48.— 
Cape Coast, Vogel; common in Tropical Africa and East 
India. 
The M. dimidiatum, which I formerly described as distinct 
from Thonning’s specimen of his Ocymum dimidiatum, is pro- 
bably a mere variety of M. polystachyum. : 
The Orthosiphon glabratus, Benth., an East Indian, Arabian 
and Madagascar plant, is also found in Guinea. 
1. Hoslundia opposita, Vahl.— Benth. in DC. Prod. 12. p. 54- 
— Cape Coast and Aguapim, Vogel; Guinea. 
The H. verticillata, Vahl, is from Senegal, and, apparently 
the same species was also found in Mozambique by Forbes. 
l. Coleus? Africanus, Benth. in DC. Prod. 12. p. 74.—Plec- 
tranthus? Palisoti, Benth. l. c. p. 69.— Grand Bassa and on 
the Nun, Vogel; Sierra Leone and St. Thomas, Don; 
