180 LXX, RUBIACE® (HIERN). [ Coffea. 
cotyledons; albumen horny.—Shrubs or small trees with opposite 
branches and leaves, ovate or lanceolate apiculate intrapetiolar stipules, 
axillary or terminal solitary or clustered white fragrant hermaphrodite 
flowers, and bracteoles usually connate into a single or double cup at 
the base of the calyx or on the short pedicels or peduncle. 
A genus of about 25 species, confined to the warmer parts of the old world; culti- 
vated elsewhere. 
Glabrous, mostly evergreen. Flowers axillary. 
Calyx-limb very small, annular or denticulate. 
Anthers wholly exserted. 
Bracteoles obtuse or apiculate, not lanceolate-acute, 
falling short of the calyx-limb. Flowers clus- 
tered, rarely solitary. . 
Corolla pentamerous . . . .... =. =». XJ. C. arabica. 
Corolla 6-8-merous. 
Berry terete, not longitudinally nerved. Leaves 
subcoriaceous. 
Flowers many together. Leaves shortly acu- a 
minate, ranging up tol foot . . . . 2. C. liberica. 
Flowers 3-1 together. Leaves caudate-acu- 
minate, ranging under 6 inches . . . 8. C. stenophylla. 
Berry longitudinally nerved. Leaves charta- . 
ceous . 2 1. ww ee ee ee 4 OC, Zanguebaria. 
Bracteoles in pairs lanceolate-acute and deltoid-api- . 
culate, exceeding the calyx. Flowers solitary 5. C. brevipes. 
Anthers at least half included within the corolla-tube 6. C. melanocarpa. 
Calyx-limb broad, with 5 rounded lobes. 
Stipules lanceolate-subulate. Bracteoles small, not 
foliaceous. 
Berry subglobose, solitary or subgeminate. Leaves 
3-9 by 14-3} in... . 
yee ew wee 7 CL hypogiauca. 
Berry ellipsoidal. Flowers fasciculate in the axils 
__ along the branchlets. Leaves 2} by 2-8in.. . 8. C.!microcarpa. 
Stipules apiculate from a broad ovate base. Bracteoles . 
foliaceous . . 9. C. Afzelit. 
Not quite glabrous. . Leaves mostly " deciduous. Flowers 
terminal and axillary or lateral or terminating short 
lateral branches. 
Leaves oval, puberulous or glabrous. 
Anthers wholly exserted. Flowers in company with 
theleaves. . 2... 1... ee 
Anthers almost wholly included. Flowers precocious. 
Bracteoles herbaceous, Calyx-limb truncate or den- 
10. C. sudbcordata. 
ticulate. Corolla 5-lobed. . . 2... . 11. CG. rupesiris. 
Bracteoles glumaceous. Calyx-limb with rounded . 
lobes. Corolla usually 7-6-lobed . . . . . 12. CG. jasminoides. 
Leaves ovate-lanceolate, seabrid . . . . . . . . . 13. OG, racemosa. 
1. G. arabica, Linn. Sp. Pl. p. 172 (1753). A glabrous glossy 
shrub or small tree. Branches terete or at the extremities rather 
compressed. Leaves oval or elliptical, acuminate, wedge-shaped at the 
base, subcoriaceous, evergreen (usually persisting for three years) 
somewhat undulated, 3-8 by 14-3 in.; lateral veins 7-12 pairs; mat 
gins rather undulated ; petiole 3-4 in.; stipules broadly ovate, ap\e™ 
late, connate at the base, 4-} in. Flowers fragrant, 4-? in. long J 
