Caryoptem.'] verbenacej!. 269 



fringed. Nuts hispid ontsiie.—Barbula sinensis, Lour.Fl. CocMnch. 367. 

 Mastacanthus sinensis, Lindl. Bot. Eeg. 1846, t. 2. 



In ravines of the Black Mountain, Champion, Hanee. Also on the ac^jacent continent, 

 and northward to Chusan, but not known out of China. 



4. PREMNA, Linn. 



Calyx truncate or sinuately toothed. . Corolla-tube short ; the limb spread- 

 ing, of 4 or rarely 5 lobes, nearly equal or slightly g-lipped. Stamens 4, 

 shorter than the corolla or rarely exserted. Ovary 4-celled, ovules pendulous 

 or laterally attached. Style with 2 acute stigmatio lobes. Fruit a drupe, 

 with a 4-celled kernel. — Shrubs or trees. Flowers smaU, in terminal trichoto- 

 mous panicles, or in opposite cymes or clusters, forming a spike-like thyrsus. 



A genus rather numerous in species, limited to the tropical and subtropical regions of the 

 Old 'World, but extending to North Australia and the Paciiic Islands. 



1. P. serratifolia, Linn. ; Schau. in DC. Prod. xi. 633. A tree, either 

 quite glabrous or with a slight pubescence on the young shoots and inflo- 

 rescence ; the old stems said to be thorny. Leaves ovate or oval-oblong, 3 to 

 4 in. long, obtuse or acuminate, entire or with a few coarse obtuse teeth, 

 rounded or cordate at the base. Flowers- small, greenish-yeEow, in dense ter- 

 minal trichotomous cymes or corymbose panicles. Calyx truncate. Stamens 

 slightly exserted. 



Near the seacoast. Champion, Wright. Common on the seacoasts of tropical Asia. 



5. GALLIC ARP A, Linn. 



Calyx truncate or 4- (rarely B-) toothed. Corolla with a short tube, the 

 limb 4-lobed (rarely B-lobed), nearly regular. Stamens 4 (rarely B), ex- 

 serted. Ovary 4-ceUed, ovules pendulous or laterally attached. Style dilated 

 and tnmcate at the top or rarely shortly and obtusely 3-lobed. Fruit a small 

 juicy berry or drupe, with 4 distinct seed-like nuts or kernels. — Shrubs, rarely 

 undershrubs, more or less cottony or woolly with steUate hairs, or rarely 

 glabrous, and often with numerous resinous glandular dots, especially on the 

 under side of the leaves. Flowers small, in axillary cymes. 



A considerable tropical and subtropical genus, chiefly Asiatic, with a few African or 

 American species. 



Calyx-teeth long, subulate. Flowers in small dense globular heads, on 



the short branches of the cymes . 1. C. tomentosa. 



Calyx truncate, or the teeth shorter than the tube. Flowers loosely 

 cymose to the last. 

 Leaves very floccose or wooUy underneath. 

 Calyx hairy or tomentose. 



Leaves toothed 2. C macrophglla. 



Leaves quite entire . . . 3. C. integerriina. 



Calyx glabrous 4. C Reevesii. 



Leaves green on both sides op slightly floccose underneath. 



Leaves glabrous above, narrowed or rsirely rounded at the base 5. C. longifolia. 

 Leaves sprinkled with hairs on the upper side, cordate at the base 6. C. rubella. 



1. C. tomentosa, TFilld'. ; Schau. in DG. Prod, xi. 647. A taU shrub 

 or small tree ; the branches, petioles, and inflorescence thickly clothed with a 



