112 



FLORA OF JAMAICA 



Coccoloba 



§ 1. Bracts and ochreola; small or minute. 



Inflorescence a panicle with branches distant from 



base; flowers small 1. C . polystachya. 



Inflorescence a panicle with numerous branches in 



a cluster at base ; flowers large 2. C. Plumierii. 



Inflorescence a soHtary raceme, or rarely 2 or 3 



racemes, ' 



Flowers bessile or subsessile (pedicels less than 

 1 mm. 1.). 



Racemes not longer than leaves...... 8. C. troyana. 



Racemes longer than the leaves. 

 • Leaves roundish -elliptical, subcordate at . • 



base, drying a light brown or buff 5. C.Krugii. 



Leaves elliptical, generally obtuse at base, 

 drying a dark brown. 



. Venation obsolete (when dry) 4. C. virifolia. 



Venation apparent. 



Veins inconspicuous 7 . C . neglecta. 



Veins conspicuous 6. C. diversifolia. 



Flowers evidently stalked (pedicels 1-8 mm. 1.). 

 . Leaves broader than long, generally very large. 



Leaves glabrous 14. C. Uvifera. 



Leaves pubescent on nerves 13. C.pubescens. 



Leaves longer than broad. 



Leaves membranous .' 15. C. terttuifolia. 



Leaves more or less leathery. 



Leaves with rounded apex 9. C. laurifolia. 



Leaves not with a rounded apex. 

 Leaves small — not exceeding 8 cm. 1. 

 Veins on upper surface only seen with 



a lens (when dry) 16. C. Priorii. 



Veins on upper surface evident 11. C. Harrisii. 



Leaves large — exceeding 8 cm. 1. 

 Leaves broadly elliptical. 



Racemes lax, not exceeding 10 cm. 



1. ; nodules 1-flowered 3. C. zebra. 



Racemes dense, more than 10 cm. 



1.; nodules 3-flowered 10. C. litoralis. 



Leaves oblong - elliptical or ovate- ' 



elliptical.... 12. C. longifolia. ' 



§ 2. Bracts and ochreolee large, bracts blackish, ochreolse . 

 lax membranous. 



Leaves papery-membranous 17. C.venosa. 



Leaves leathery ,. 18. C. nigra. 



Species insufficiently known 19. C. excoriata. 



§ 1. Eucoccoloba. Bracts and ochreolae small or minute. 



1. C. polystaehya Wedd. in Ann. Sc. Nat. sir. 3, xiit. 261, 

 var. jamaieensis Fawc. <£- Bendle in Joum. Bot. li. 12.5 (1913) ; 

 twigs glabrous ; leaves papery, roundish-elliptical, apex rounded, 

 base broadly subcordate or truncate, quite glabrous^ nerves 

 slightly prominulous on upper surface, prominent beneath, veins 

 reticulate, prominulous on both sides, toore conspicuous above ; 

 ochrese glaorous, somewhat lax, deciduous, with leaf attached 



