.Ma HIERN, ON EBENACE^E. 



109 



2. MACREIGHTIA. 



Glaucescent. (N. America and West Indian Islands.) 

 Leaves rotund or ovate, . spinulose-apiculate. 



25. H. Grisebachii. 



Leaves obovate, not spinulose-apiculate. 



Albumen deeply ruminated. Net-veins conspicuous. 26. 



Albumen not ruminated. Veins few. 27. 



Dull or bairy. (S. America, Mexico, and West tropical Africa.) 



Albumen not ruminated. Stamens glabrous. Flowers campanulate. 

 somewhat cupuliform, not very small. (S. America and Mexico.) 



Cymes usually 3-flowered, ^ J in. long. 



Leaves whitish beneath. 28. 



Leaves not whitish beneath. 



Leaves oval or obovate. 29. 



Leaves obovate-lanceolate, membranous. 30. 



Leaves lanceolate-oblong, coriaceous. 31. 



. Cymes many flowered, J in. long, ? flowers solitary. 32. 



Albumen ruminated. Stamens somewhat hairy. 6 flowers tubular 

 very small, flat. (Africa.) 33. 



M. caribcea. 

 M. intricata. 



Fruiting calyx 



M. aliens. 



M. inconstans. 

 M. acapukensis. 

 M. salicifolia. 



M. Pavonii. 



; fruiting calyx 

 M. Mannii. 



3. HOLOCHILUS. 



Flowers campanulate or with short tube. (Africa.) 

 Ovary 3-celled ; cells 2-ovuled. 



Calyx shortly 3-lobed, pubescent. 



Ovary more or less hairy. Leaves narrowly elliptical, 



obtuse. 34. M. Seychellarum. 



Ovary quite glabrous. Leaves lanceolate, acute. 35. M. lanceolata. 



Calyx truncate entire, glabrous. 36. M. natalensis. 



Ovary 6-celled ; cells 1-ovuled. 



Leaves lanceolate-oblong ; flowers several together. Branches 



dark. 37. M. abyssinica. 



Leaves oval. V flowers 3 together. Branches argenteo-cine- 



reous. 38. M. quiloensis. 



Flowers tubular. (India.) 39. M. micrantha. 



