FLORA NIGRITIANA. 33} 
, on the west coast, as well as in East Tropical Africa and 
America. 
- Schranckia leptocarpa, DC. Prod. 2. p. 443.—Accra, Don; 
Cape Coast, Vogel.—An American plant, not unfrequent in 
Guinea and Brazil, the only species of the genus hitherto 
found in the Old World. 
- Leuczena glauca, Benth. in Hook. Journ. Bot. 4. p. 416.— 
Fernando Po, Vogel.—Cultivated here, as in many parts of 
Africa and Asia. Its native country is probably either Tro- 
pical America, or some of the islands of the Pacific. 
- Acacia Farnesiana, Willd.—Sierra Leone, Vogel, probably 
cultivated here, as in other parts of Africa, Asia, America, and 
the south of Europe. It is indigenous to America, and said to 
be also a true native of East India. ; 
. Acacia Adansonii, Guill. et Perr. Fl. Seneg. 1. p. 251.— 
Sierra Leone, Don, judging from a very imperfect specimen ; 
Senegal and Guinea. 
- Acacia Arabica, Willd., var. tomentosa, Benth. in Lond. 
Journ. Bot. 1. p. 500.—On the Niger, Vogel; Senegal to 
Egypt and Arabia, and thence to the East Indies. 
- Acacia atazacantha, DC. Prod. 2. p. 459.—On the Quorra, 
Vogel ; Senegal. 
- Acacia pentagona, Hook. fil.—HMimosa pentagona, Schum. et 
Thonn. Beskr. p. 824; fruticosa, glabra, aculeis plurimis 
sparsis recurvis, stipulis lineari-lanceolatis striatis persistenti- 
bus, glandula petiolari elevata, pinnis 6-10-jugis, foliolis ultra 
20-jugis linearibus, capitulis globosis subpaniculatis, calyce 
corolla parum breviore, ovario glabrato.— Cape Coast, Vogel ; 
Guinea. 
Very near to the Asiatic A. pennata, but easily recognized by 
the rigid stipules, from 2 to 4 lines long. 
The other West Tropical African species of Acacia are A. Sie- 
beriana, DC., A. Sing, Guill. et Perr., and Prosopis dubia, 
Guill. et Perr., all three from Senegal, and most probably closely 
' allied to each other, if not forming but one species; A. Seyal, 
Delile, extending from Senegal to Nubia and Upper Egypt ; 
A. fasciculata, Guill. et Perr., from Senegal; A. albida, Delile, 
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