364 



RUBIACEAE. 



[Myrstiphyllum ligustrifolium Northrop; Psychotria undata of Lefroy, Moore, 

 Hemsley and of H. B. Small.] 



Frequent in rocky woodlands between Castle Harbor and Harrington Sound ; 

 Paget Marsh, 1914. Native. Florida, and the West Indies. Flowers in spring. 

 Its seed was probably brought to Bermuda by a bird. 



5. COFFEA L. 



Shrubs or small trees, with broad leaves, and white fragrant flowers 

 clustered in the axils. Calyx-tube turbinate or oblong. Corolla funnelform or 

 salverform, the 4 or 5 oblong lobes obtuse or acutish, contorted. Stamens 

 4 or 5, borne at the mouth of the corolla, the filaments very short, the anthers 

 linear, twisted or curved after dehiscence. Ovary 2-celled; ovules 1 in each 

 cavity; style 2-branched. Berry oblong or globose containing 2 hard convex 

 nutlets. [Name from the Arabic.] About 20 species, natives of the Old 

 World, the following typical. 



1. Coffea arabica L. COFFEE. (Fig. 

 395.) Glabrous, 10-20 high, the trunk 

 slender, usually straight. Leaves elliptic 

 to oblong, dark green, somewhat shining, 

 pinnately veined, 3 '-6' long, acute or acu- 

 minate at the apex, narrowed or obtuse at 

 the base, the rather stout petioles 4' long 

 or less; flowers several together in the axils, 

 short-pedicelled; calyx about 14" long, 

 nearly truncate; corolla-tube 3"^5" long, 

 its lobes rather longer ; anthers shorter than 

 the corolla-lobes; berry oblong to globose, 

 smooth, 5"-8" long. 



Abundant in rocky woodlands between 

 Castle Harbor and Harrington Sound, a relic 

 of former cultivation. Naturalized. Native 

 of eastern tropical Africa. Flowers in spring 

 and summer. 



6. BORBERIA G. F. W. Meyer. 



Annual or perennial herbs, or shrubby plants, with opposite entire leaves, 

 the stipules sheathing, the flowers perfect, solitary in the axils, or in axillary 

 or terminal clusters. Calyx-tube obovoid or turbinate, its lobes persistent, 

 sometimes accompanied by small teeth. Corolla white, pink or blue, funnel- 

 form or salverform; the lobes 4, valvate, spreading. Stamens 4, adnate to 

 the corolla-tube sometimes up to its throat. Disk obsolete or cushion-like. 

 Ovary 2-celled ; styles wholly or partially united ; ovules solitary in each 

 cavity, amphitropous. Fruit leathery or crustaceous, the 2 carpels opening 

 along their inner faces. [In honor of W. Borrer, British lichenologist.] 

 About 90 species, natives of tropical and warm regions. Type species: 

 Borreria suaveolens G. F. W. Meyer. 



