303 EUPHOEBiACE^. [Euphorbia. 



America. In tropical Asia it is more commonly replaced by the nearly allied species (or 

 vsiriety ?) R casaioides, Presl, with broader leaves and hairy capsules. 



4. E. sangeaneaf Stead, and Ilochst. ; Boiss. in Herb. HpoL A diclio-; 

 tomous. much-branched prostrate annual, seldom above 6 in. long, glaucous 

 and glabrous, or with a few white hairs. Leaves from ovate to oblong, obtuse, 

 serrate, very oblique, 3 to 4 lines long. Flower-heads smaller than in E. hype- 

 rieifolia, and 2 or 3 together in almost sessile axillary cymes, as in E. thymi- 

 folia.. Involuoral glands withoutpetaloid appendages. Capsule glabrous, and 

 seeds of E. hypericifolia. 



Hongkong, Barland; on the continent of S. China, in the Punjab, and in Affghanistan. 

 Having long since returned the late Dr. Harland's specimens, I describe it from Shanghai 

 and Indian ones. _ It is perhaps a variety of the widely diffused K Ckarmssyce. 



6. E. thymifolia, Zim. ; Wiltd. Sp.'-ix.'i'ii. A prostrate slender much 

 branched annual, seldom above 6 in. long, the stems slightly hairy. Leaves 

 all opposite, ovate, obtuse, serrulate, and vei-y obliquely truncate at the base, 

 3 or 3, or very rarely 4 lines long. Flower-heads very small, few together ia 

 compact almost sessile axillary cymes. Glands of the involucre, hairy cap- 

 sules, and seeds of E. piluUfera. 

 •Hongkong, Sance, Wright. A common weed in tropical Asia. 



6. E. pilulifera, Linn.; Willd. Sp. ii. 897. A decumbent or prostrate 

 annual, more or less hirsute with spreading hairs, 6 in. to a foot long or more. 

 Leaves all opposite, from ovate to ovate-lanceolate or oblong, 1 to 1^^ in. long, 

 very oblique and usually narrow at the base. Elower-heads minute and nu- 

 merous, crowded in head-like cymes, on short axillary peduncles. Involucre 

 about \ line long, the glands small and entire, without appendages. Capsule 

 f line diameter, more or less haii-y with appressed hairs. Seeds ovoid, ob- 

 tusely 4-angled, slightly wrinkled. 



Common in waste places, Hance, Wilford. A very common weed in tropical and sub- 

 -tropical countries, both in the New and the Old World. 



2. STILLINGIA, Gard. 



Flowers monoecious, in catkin-like spikes. Perianth small and calyx-like, 

 irregularly toothed or lobed. Male flowers pedicellate, in distinct sessile 

 clusters, occupying the greater part or the whole of the spike, with a small 

 bract under each cluster. Stamens 2 or 8, free or united at the base. An- 

 thers globose, didymous. Female flowers few at the base of some of the 

 spikes, and solitary under each bract. Ovary 3-celled, with 1 ovule in each 

 cell. Style 3-cleft, with linear or oblong entire lobes. — Trees or shrubs. 

 ■Leaves alternate, entire, undivided. Spikes terminal, solitary, or rarely pa- 

 niculate. 



A considerable genus (if made to include Sapium), distributed over the tropical regions of 

 ■the New and the Old Worid. 



Leaves rhomboidal, sharply acuminate, as broad as long . . . . 1. S. sehitera. 



Leaves oval-oblong, at least twice as long as broad. 



LeavesiWhitish underneat^. Primary veins numerous, almost transverse 2. & discolor. 



Xeaves gj-een p^i both sides. Primary veins few and oblique . . . ' . Z. S. jofonica. 



1. S. sebifera, A. de Juss.; Miq. Fl. Ned. Ind. iii. 693. A glabrous 

 tree. Leaves rhomboid, sharply acuminate,. 1 to 2 in. long and broad, green 



