404 EUPHORBIACEjE. (SPURGE FAMILY.) 



20. E. cordifolia, Ell. Smooth ; leaves petioled, oval or roundish, entire, 

 obtuse, cordate or truncate and oblique at the base ; stipules slender, deeply 

 parted into long capillary segments ; appendages of the glands conspicuous, 

 oblong or roundish, white ; capsule smooth, acute-angled ; seed 4-angled, smooth 

 and even. Sandy pine barrens, Florida to South Carolina, and westward. 

 July -Sept. Stems 6' -18' long. Leaves 4" -6" long, pale green. 



21. E. polygonifolia, L. Smooth and somewhat fleshy ; leaves oblong 

 or linear-oblong, entire, oblique, obtuse or slightly cordate at the base, petioled ; 

 stipules by pairs, 2 - 3-parted ; glands of the involucre slightly margined by the 

 narrow appendages, rather shorter than the subulate obtuse lobes ; capsule 

 smooth, acute-angled ; seed large, obovate, not angled, smooth and even. 

 Drifting sands along the coast, Florida, and northward. July - Oct. Stems 

 4' -12' long. Leaves ' long. Involucres densely bearded within. Seed whitish. 



2. HIPPOMANE, L. 



Flowers monoecious, apetalous, in thick cylindrical spikes. Sterile flowers 

 clustered in the axil of a broad entire bract. Calyx top-shaped, 2-lobed. Sta- 

 mens 2, exserted : anther-cells separate. Fertile flower solitary at the base of 

 the spike. Calyx 3-parted, many-bracted. Ovary sessile, 6 - 7-celled. Style 

 short and thick : stigmas 6-7, acute, spreading. Fruit fleshy, of few woody 

 1-seeded indehiscent carpels. A small tree, with milky poisonous juice, and 

 short and thick branches. Leaves alternate, stipulate, petioled, ovate, serrulate, 

 acute or acuminate, smooth, approximate at the summit of the branches. Peti- 

 oles biglandular at the apex. Spikes greenish. 



1. H. Mancinella, L. South Florida. Branches roughened with the 

 scars of the deciduous leaves. Leaves 1' 2' long. Spikes 2' long, terminal, 

 solitary. Clusters of flowers with a gland-like bract on each side. Fruit re- 

 sembles an apple. 



3. STILLINGIA, Gard. 



Flowers mono;cious, apetalous, spiked. Sterile flowers clustered, cup-shaped, 

 2-4-toothed or crenate. Stamens 2-3, exserted: anthers erect. Fertile flow- 

 ers few at the base of the spike. Calyx 3-lobed. Style short : stigmas 3, entire, 

 spreading. Capsule roundish, of three 1-celled 1-seeded 2-valved carpels. 

 Smooth herbs, shrubs, or trees, with milky juice. Leaves alternate, stipulate. 

 Bracts with a fleshy gland on each side. 



1. S. sylvatica, L. (QUEEN'S DELIGHT ) Herbaceous ; stems clustered, 

 erect or ascending from a thick woody root, umbellately branched : leaves some- 

 what crowded, nearly sessile, thickish, varying from linear-lanceolate to obovate, 

 obtuse or acute, crenate-serrulate ; spikes yellowish, terminal, and in the forks 

 of the stem, longer than the leaves J glands cup-shaped ; stamens 2 , capsule 

 roughish ; seed globose. Light dry soil, Florida to North Carolina, and west- 

 ward. April - Sept. Stems 1 - 3 high, Leaves 1' - 2' long. Spikes 2' - 3 

 long. 



