306 EUPHOHBIACE.E. [llancea. 



Stems hispid with long hairs. Upper leaves opposed to a branch, a 



" spike, or a bud 1. H. Hookeriana. 



Glabrous or pubescent. Upper leaves opposite, in usually unequal pairs 2. H. muricata. 



1. H. Hookeriana, Seem. Bot. Her. 409, tf. 96. A shrub. Branches 

 rather slender, very hispid with stiff spreading hairs. Stipules lanceolate- 

 subulate, 4 to 6 lines long. Leaves oblong, acuminate, 3 to 5 in. long, ob- 

 tuse or oblique at the base, entire or remotely toothed, glabrous or nearly so, 

 the upper ones always opposed to a bud, a raceme, or a branch. Male ra- 

 cemes 1 to 2 in. long. Flowers about 4 lines diameter, on pedicels of 1 to 

 \\ lines, with a subulate bract under each. Female flowers usually solitary, 

 on a peduncle of 1 in. Calyx-segments lanceolate-subulate. Styles 8 or 9 

 lines long. Capsule % in. diameter, glabrous, with numerous prickles. 



Hongkong, Champion, Hance, Wright ; in the ravines of the Happy Valley woods, Wil- 

 ford. Not known from elsewhere. 



2. H. muricata, Benth. A shrub, glabrous or slightly pubescent. 

 Leaves mostly opposite, but of unequal size, stalked, oblong, acuminate, 3 to 6 

 in. long, entire or toothed, narrowed below the middle, but obtuse at the very 

 base. Male racemes 1 to 2 in. long, with small clustered flowers, usually 

 sprinkled with resinous dots. Female racemes longer, with few distant flowers. 

 Calyx 6-cleft. Styles much shorter than in the last species. Capsule muri- 

 cate with soft and usually recurved points. — Claoxylon muricatum, Wight, Ic. 

 t. 1886. Axenfeldia intermedia, Baill. Euph. 419 (from the description). 



Hongkong, Hance, Harland. Widely spread over India, from Ceylon and the Peninsula 

 to the Archipelago. 



9. ROTTLERA, Eoxb. 



Flowers dioecious or rarely monoecious, in terminal racemes or panicles. 

 Calyx 2- to 5 -cleft, valvate in the bud, without petals or glands. Male flowers : 

 Stamens numerous, filaments free or shortly united at the base ; anther-cells 

 distinct, laterally attached to a more or less enlarged connectivum. Female 

 flowers : Ovary 3- or 2-celled, with 1 ovule in each cell. Styles simple, re- 

 curved, usually shortly plumose along the inner side. Capsule usually tomen- 

 tose or muricate, dividing into 2-valved cocci. — Trees. Leaves alternate (or 

 rarely opposite?), entire, toothed, orlobed, 3- or 5 -nerved at the base, usually 

 with 2 depressed glands at the base on the upper surface. 



A considerable tropical Asiatic and African genus. 



Leaves broad, very white underneath. 



Capsule thickly covered with subulate plumose processes . . . . \. R. chinensis. 



Capsule bearing long stiff subulate processes 2. R. paniculata. 



Leaves green or pale underneath. 



Leaves oblong or ovate-lanceolate. Capsule tomentose, red . . . 3. R. tinctoria. 



Leaves cordate-ovate 4. R. cordifolia. 



1. R. chinensis, A.deJuss.; HooJc.andArn. Bot. Beech. 212. A shrub 

 or tree. Leaves on rather long stalks, very broadly ovate, acuminate, 3 to 4 

 in. long, entire or irregularly 3-lobed and toothed, truncate at the base, gla- 

 brous above, very white with a stellate tomentum underneath, as well as the 

 branches and inflorescences. Male plant not seen. Female spike terminal, 

 simple, 4 to 8 or even 10 in. long. Styles short. Capsules very densely 



