Microdesmis.] cxxvm. euphorbiace^e. 259 
ellipsoid, aril crimson-red. Hob. Woods and forests all over the 
peninsula, Singapore, Garden Jungle; Changi. Johor, Pulau Tiuman 
(Burkill). Malacca (Griffith), Bukit Bruang; Chabau (Cantley). 
Negri Sembilan, Bukit Sulu (Cantley). Selangor, Ivepong (Burn- 
Murdoch). Perak, Ulu Bubong (Kunstler); Chankat Mentri 
(Kloss). Province Wellesley, Bukit Juru. Penang (Wallich) 
Waterfall. Kedah, Alor Sta. Lankawi islands. Perlis, Kanga. 
Adang islands, Pulau Ravvei. Distrib, Tenasserim, South China, 
Borneo. Native names: Chateng; Chereh Rambeh; Kenidei 
Badak; Sigoniah. 
30. CROTON, Linn. 
Shrubs or small trees. Leaves alternate (rarely opposite or 
whorled) biglandular at base. Flowers small solitary or clustered 
in a terminal raceme with small bracts. Male flowers; calyx 
4-, 5- or 6-lobed imbricate or sub-valvate. Petals as many. Disc 
glands as many opposite the sepals. Stamens indefinite on a 
hairy receptacle, free, incurved in bud. Female flowers; sepals 
more ovate than in male; petals smaller or none. Ovary 2- or 
3- to 4-celled; ovules 1 in a cell. Styles long and slender, 2- to 
4- cleft. Capsule of three 2-valved cocci. Seeds smooth, testa 
crustaceous. Species very many, about 500; in all hot countries. 
Seeds of all strongly purgative and dangerous. 
The " Crotons ” of Gardens do not belong to this genus, but to 
the genus Codiczum of Papua and Polynesia. 
Sarmentose shrub; racemes long; fruit globose 
hard scurfy ..... 
Erect shrubs or small trees; racemes short. 
Leaves silvery scaly beneath. 
Racemes stout, 4 to 6 in. long; leaves 4 to 
6 in. long, thin coriaceous. 
Racemes 2-5 in. long; leaves 1 to 3-5 in. long, 
coriaceous . . 
Racemes 1 in. long; leaves 5 to 7 in. long, 
thin chartaceous .... 
Leaves not silvery beneath, glabrous entire. 
Racemes glabrous; fruit rather small . 
Racemes scaly ...... 
Racemes tomentose ..... 
Racemes short glabrous; fruit large, *75 in. 
long. 
Leaves small, 2 to 4 in. long, obovate 
oblong crenate; fruit small . 
Leaves beneath and stem densely stellate 
hairy ...... 
(1) C. caudatum 
(2) C. argyratum 
{3) C. erythrostachys 
{4) C. Cumingii 
(5) 0 . Griffithii 
( 6 ) C. confusum 
{7) C. lucidum 
(8) C. tiglium 
(9) C. heteropetalum 
(10) C. calcicolum 
(1) C. caudatum Geisel Croton, Monog. 73, var. malaccanum 
Hook, fit. F.B.I. v. 389. 
Sarmentose shrub, forming large bushes. Branches and racemes 
stellate-hairy, rough. Leaves thinly coriaceous, ovate or oblong 
acuminate, base cordate or acute, edge serrulate with stalked 
