EUPHORBIACE^. 53 



§ 4. Shrubs or herbs ; leaves opposite, shortly peiioled, usually oblique at the 

 base : stipules interpeiiolar, united. 



t Shrubs or perennial herbs. 



108. E. articulata, Burm. Shrubby, dichotomous, glabrous; leaves oblong-linear, 

 blunt, mucronulate, or oval and oval-lanceolate, quite entire, glaucous beneath, distant: 

 stipules S-angular, deciduous ; peduncles alar and axillary, simple, subsolitary, exceeding the 

 petiole, nodding ; involucre with 4 rounded glands and villous interior lobes ; capsule gla- 

 brous; seeds . . . — Plum. Ed. Burm. t. 281./. 2. — E. linearis, iJefe. — An arborescent shrub, 

 10'-18' high; larger leaves 1" long ; $ pedicel as long as the peduncle. — Hab. Antigua!, 

 Willis; [S. Thomas, Guadeloupe!, on the seashore]. 



109. E. myrtifolia, Z. Shrubby, glabrous or glabrate ; leaves oval or oval-roundish, 

 obsoletely emarginate, quite entire, or serrulate above, glaucous beneath : stipules 3-angiilar, 

 deciduous ; peduncles alar and axillary, simple, solitary, very short ; involucre as long as the 

 peduucle, few-flowered, with 4 rounded glands, and villous interior lobes; capsule hairy; 

 seeds eearunculate, ovoid, transversely wrinlded. — 1'-2' high : branches virgate, alternate ; 

 leaves 6"'-4"' long, oblique at the base; ? flower shortly exserted. — Hab. Jamaica!,..^?., 

 in the upper region of the Blue Mountains. 



110. E. buxifolia, Z^ffz. Shrubby, ^islaxo\s.s; leaves ovate, pointed, umie entire: sti- 

 pules 3-angular, laciniate on the margin; peduncles alar and axillary, simple, crowded at the 

 top of the branches, exceeded by the leaves ; involucre with 5-4, rounded, gjandular, peta- ', 

 loid appendages, and fimbriate interior lobes ; capsule glabrous ; seeds eearunculate, subglo- 

 bose, nearly smooth. — Besc. Ft. 6. t. 418. — E. glabrata, F., Sw. : the common form, with 

 approximate, subcomplicate leaves. — 1' high: branches ascending, virgate; leaves 6"'-3"' 

 long, rounded or semicordate at the slightly oblique base. — Hab. Bahamas!, bwains.; Ja- 

 maica!, all collectors, on the rocky seashore ; S. Vincent!, Guild'.; [Bermudas!, Florida!, 

 Cuba!, Guadeloupe!, Honduras!, Venezuela!]. 



111. 'E. HeTi.-u.osa,, Kth. Suffrutescent, glabrous; leaves oval-oblong, semicordate at 

 the base, rounded at the mucronulate top, obsoletely crennlate above, or quite entire : stipules 

 3-angular, laciniate on the margin ; peduncles alar and axiUarj', simple, solitary; involucre 

 with" 5-4 glands and fimbriate interior lobes; capsule glabrous; seeds eearunculate, sub- 

 globose, obsoletely wrinkled. — Branches fragile, ascending, flexuous, dichotomous above, -J' 

 high; leaves 6"'-4"' long, distant: petiole as long as the basilar auricula. — Hab. Trinidad !, 

 Prf., on the seashore ; [Venezuela]. 



112. E. serpens, Kth. Suflrutescent or herbaceous, ^roj^ra^e, glabrous; leaves oval- 

 roundish, oblique at the base, rounded at the top, quite entire, or crennlate : stipules 3-an- 

 gular, usually laciniate on the margin; peduncles alar and axillary, simple, solitary (" or ter- 

 nate ") ; involucre with 5-4 glands, which have usually a narrow petaloid margin ; capsule 

 glabrous ; seeds eearunculate, subtetragonal, smooth. — E. centunculoides, Kth. — Allied to 

 E. herniarioides, tfutt., but perennial.— Palmar, cffispitosaj.lfaves 2i"'-i'|' long.— Hab. Ba^ 

 hamas!. Swains.; Antigua; [Cuba!, Tenezuela]. Ty,%lUAnA** , /^.-ei^ta '$.€.<. ^ J fff 



E. dioica, Kth. (E. centunculoides, Poepp. Cub.!), is a similar perennial species, but distin- 

 guished by larger, symmetrical, petidoid appendages, and transversely wrinlded seeds. 



f t Annual weeds. 



^ 113. E. maculata, L. (var. thymifolia, L.). Annual, csespitose, prostrate, pubescent; 

 leaves oblong, blunt, oblique at the base, serrulate above ; involucres clustered : peduncles as 

 long as the petiole ; petaloid appendages minute ; capsule hairy ; seeds eearunculate, sharply ^ 

 tetragonal, transversely rugulose-keeled : heels about four, obtuse, and angles entire. — Jacq. ^ 

 Tind. t. 186.— B. maculata, 5, PI. Carib. E. Burmanniana, (?ay.— Leaves a"'-4"' long. ^ 

 The original E. maculata, L. (a, 7, PI. Carib., E. depressa, Torr.), or the United States 

 form, has longer (4"'-6"') leaves. — Hab. Jamaica!, Mao/., to Trinidad !, Lane; [all tropical 

 countries ; a in the United States !]. 



114. E. prostrata, Ait. Annual, cajspitose, glabrate or pubescent; leaves obovate 

 or oval-oblong, rounded at the top, oblique at the base, subserrulate above ; involucres clus- / 

 tered : peduncles as long as the petiole ; petaloid appendages minute ; capsule slightly hairy ; '' 

 seeds eearunculate, pale, sharply tetragonal, transversely keeled : keels about six, argute- ^ 



