1396 CXVII. EUPHOEBIACEiE. [Euphorbia. 



Annual with erect and slender stems. Gland-appsndages usually- 

 entire ■ . 9. E. Wheelen. 



**■*• Flower-heads numerous, in dense or rather loose terminal or axillary cymes, the floral 

 leaves, e.ccept sometimes the lotcest pair, reduced to small brads shorter than the involua'es. 



Dwarf glabrous perennial. Leaves ovate or oblong. Gland appendages 



large and very white 10. E. micradenia. 



Pubescent perennial with erect or ascending stems. Leaves ovate or 



obloDg. Gland appendages large and very white 11. E. Ulacgillivrayt. 



Glabrous erect or procumbent annual. Leaves linear. Gland-appendages 



rather large 11. E. serrulata. 



Pubescent perennial with erect or ascending stems, the ultimate branches 



fili'oim and cymes loose. Gland-appendages large and very white. 



Seeds rugose 13. E. jilipes. 



Involucral gland J line broad, white or slightly coloured. Seeds pruinose, 



quite smooth li. E. Coghlani. 



Hirsute annual. Leaves ovate or lanceolate. Flower-heads minute, very 



numerous in dense head-like axillary cymes. Involucral glands without 



appendages 15. JS. pilulifera. 



Sect. IL Eremophila. — Leaves opposite or the loicer ones and sometimes those of lateral 

 branches alternate. Stipules very minute or none. Involucral glands without appendages. 

 Seeds caranculate. 



Stems erect, diohotomous. Leaves linear. Flower-heads solitary in the 



axils . . ... 16. -K. eremophila. 



Sect. III. Euphorbium. — Shrubs or trees, with fleshy terete ribbed angled or flattened 

 stems and brandies. Leaves none or alternate, or the upper opposite. Stipules 7!07ie or glandular 

 or of prickles, involucres axillary or terminal or in the forks, often sessile, rarely cymose, glands 

 without tt petaloid limb. 



A tall glabrous shrub, branches terete, thickening upwards ; the com- 

 pound cymes terminal, the ultimate i)ortions recurved. Capsule 

 nearly globular, 4 lines diameter ... . .. . . . . ■ . . 11. E. corynocladia. 



Sect. IV. Tithymalus.— ile!-bs rarely shrubby beloip, usually erect, brunches terete, not 

 fleshy. Leaves alternate, upper (rarely all) opposite, eastipulate. Involucre in terminal or 

 axillarij umbels radiating in threes ; glands witliout a petaloid limb. 



Annual, glabrous, umbels usually 3-rayed. Involucral glands crescent- 

 shaped. Capsule smooth. Seeds pitted 18. E. 'Peplus. 



.Sect. V. Foinsettia. — Herbs, undershrubs or shrubs. The loirer or all leaves alternate. 

 Involucral bracts often colored. 



A branching shrub of 2 or 3ft. ; leaves variously shaped, often coloured 19. E. "lieteropliylla. 



1. 35. atoto (name in Sandwich Islands), Forst. ; Boiss. in DC. Prod. sv. ii. 

 12 ; Benth. FL Au.ttr. vi. 46. A glabrous diffuse or procunabenfc perennial of 1 

 to liit., the primary stems thick and hard, the branches more slender and some- 

 times dichotomous. Leaves opposite, shortly petiolate, broadly oblong or rarely 

 narrow, obtuse or mucronulate, more or less cordate and usually unequally so at 

 the base, rather thick, 1 to IJin. long. Stipules usually fringed when old. 

 Flower-heads in small dichotomous cymes in the upper axils, scarcely exceeding 

 the leaves and forming a terminal leafy corymb. Bracts or floral leaves oblong, 

 about as long as the involucres or rather longer. Involucres shortly pedicellate, 

 nearly 1 line long, the glands transversely oblong, with very narrow scarcely 

 distinct borders. Capsules glabrous. Seeds smooth. — Baill. Adans. vi. 282 ; 

 E. oraria, F. v. M. in Herb. Kew. ; E. levin, Poir. ; Boiss. in DC. Prod. xv. ii. 13. 



Hab.: Sandy Cape, R. Brown ; Port Curtis, iPGiUivray : Isles off Cape Flattery and Moreton 

 Island, F. v. Mueller; Sir C. Hardy's Island, llenne ; Rockingham Bay, Dallacliy. 



A sea-coast plant, found also on the coasts of E. India, the Archipelago, and the Pacific 

 Islands. 



2. E. JVIitchelliana (after Sir T. Mitchell), Boi.'<s. in DC. Prod. xv. ii. 25 ; 

 Benth. FL Austr. vi. 47. A perfectly glabrous perennial, attaining 1 to l-^ft., the 

 rhizome at length woody, the stems erect or diffuse, slender, dichotomous, the 

 ultimate branches filiform. Leaves opposite, shortly petiolate, the -lower ones 

 ovate and small, the upper oblong or linear, entire, ^ to lin. long, oblique or 



