F. N. WILLIAMS. FLORULA GAMBICA. 383 



dromus(in which Ihese plants are described) is dated 1837 : but from Gay's 

 manuscript notes altached to several of the spécimens, it seems that the 

 earliest date which can be assigned to this volume is January 1838. 



SUMMARY. 



Of the 285 species hete enumerated, and distribuled among 62 Families, 

 most of them (201) are found to belong to the 14 Families given below, 

 headed by Legnminacex which Claims nearly 7» of the whole : 



Legumiiiacese, 52 spp. Cotnbretaceœ, 12 spp. 



Rubiacese, 24 spp. Apocynaceae, 9 spp. 



Malvacese, 15 spp. Scrofulariacese, 7 spp. 



Convoi vulaceae, 15 spp. Acanthacese, 7 spp. 



Cyperaceae, 15 spp. Solanacese, 7 spp. 



Asteraceae, 13 spp. Cucurbilaceae, 7 spp. 



Graminaceae, 12 spp. Palmaceae, 6 spp. 



The number of différent collectors whose Gambian spécimens are 

 qiioted in the présent enumeration is 28. The majorily of the species are 

 cited from the examples gatliered by len collectors, and the number of 

 species credited to each of these is as follows: — 



Perroltet, 80 Ozanne, 26 



Lester, 73 Heudelot, 16 



Rowdich, 51 Skues. 16 



Ingram, 36 Whitfield, 13 



Leprieur, 35 Park, 10 



The plants described here for the flrst time. and also the new names 

 here proposed (mostly in compliance with the Yienna Congress recom- 

 mendations) are as follows: 



Gyperus peruvianus : = Kyllinga peruviana Lamk. 

 Cyperus triceps : = Kyllinga triceps Rottb. 

 Clematis orientalis var. triloba : = C. triloba Thunb. 

 Boscia angustifolia var. alternifolia. 

 Tetracera Senegalensis var. Gambica. 

 Harungana madagascariensis var. pubescens. 



Abutilon angulatum var. Gambicum. 



Bacopa decumbens : = Herpestis decnmbeus Fernald. 



Bonamia Thunbergiana : = Convolvulus TImnbergiamis 



R. et S. 



Gardénia triacantha var. parvilimbis. 



Plectronia subcordata: = Canlhium siibcordatum Cand. 



