4 EuphorbiaceCB. [Euphorbia. 



I. EUPKORBZA, L. 



Trees, shrubs, or herbs; I. opp., rarely alt.; fl. monoecious, 



small, numerous, without a perianth, many male and one 



fem. arranged in a common perianth-like involucre, with thick 



glands at the mouth, each gland often bearing a petaloid 



limb; male fl. : — stam. i, pedicelled; fem. fl. : — ov. pedicelled, 



3-celled with one ovule in each cell, styles 3, free or connate; 



capsule of 3 cocci separating from a central axis, and each 



splitting both ventrally and dorsally. — Sp. 600; 52 in 



Fl. B. Ind. 



The flower-heads in this genus have all the appearance of a single 

 bisexual flower, especially when the involucre bears petal-like appendages. 



Trees, with green fleshy branches {EuphorbiecE). 



Styles connate \ way up i. E. antiquorum. 



Styles very slightly connate at base . . . 2. E. TORTILIS. 



Dwarf shrub 3. E. Atoto. 



Herbs. 

 Perennial. 



Stem tall, erect; inv. -glands without a limb 9. E. Rothiana. 

 Stem prostrate; inv.-glands with large limb 4. E. ROSEA. 

 Annual. 



Inv.-glands with a large petaloid limb. 



Limb fringed 5. E. CRISTATA. 



Limb rounded 6. E. HYPERICIFOLIA. 



Inv.-glands with a small limb or o. 



L. over f in., hairy above . . . . 7. E. hirta. 



L. under \ in., glabrous above . . . 8. E. thymifolia. 



I. E. Antiquorum, L. Sp. PL 450 (1753). Daluk, .S". 

 Chatura-kalli, T. 



Burm. Thes. 96. Fl. Zeyl. 199. Moon, Cat. 37. Thw. Enum. 268. 

 C. P. 2944. 



Fl. B. Ind. v. 256. Wight, Ic. t. 897. Bedd. Forest. Man. t. x.xii. 

 f. 4. Rheede, Hort. Mai. ii. t. 42. 



A tree, 1 5-30 ft. ; trunk stout, often 3 ft. or more in cir- 

 cumference, cylindrical or fluted ; bark thick, very rough and 

 corrugated, brown ; branches numerous, curving upwards, 

 young whorled, stout, fleshy, green, jointed, with 3 very wide 

 thick wings which are narrowed to either end in each joint, 

 and very coarsely repand-crenate; 1. very small, \-h in., 

 sessile on summit of each crenation, cuneatc, truncate, 

 glabrous, fleshy, soon falling ; stip. spines, short, sharp, di- 

 varicate, persistent; fl. heads in small shortly stalked cymes 

 of 3, the central one sessile, the 2 lat. on long stout ped. ; inv. 

 glands 5, very large, much broader than long, fleshy; male fl. 

 (stam.) numerous, mixed with many laciniate bractlcts; fem. 



