402 EUPHORBIACE^K. (SPUUGK FAMILY.) 



pine barrens, Middle Florida. June - Aug. Stem l-2 high. Branches of 

 the more sterile plants successively forking and widely spreading. Leaves l'-2' 

 long. 



8. E. inundata, Torr. Smooth ; stem erect, 3-branchcd or alternately 

 branched from near the base, few-flowered ; leaves erect, lanceolate, entire, acute, 

 sessile ; those of the branches oblong-ovate, clasping ; involucre long-peduncled j 

 reddish, the pubescent lobes 3-toothed ; glands orbicular, peltate, entire ; capsules 

 acute-angled, smooth, like the globose seed. Pine-barren swamps, Florida. 

 April -June. Stems 6' - 12' high, from a thick woody root. Leaves 2' -3' 

 long. 



9. E. telephloid.es, n. sp. Smooth and somewhat fleshy ; stem thick ; 

 branches 3, short, forking ; leaves of the stem large, oblong-obovatc, obtuse, 

 erect, with membranaceous margins ; those of the branches small, ovate, clasp- 

 ing ; involucre purple, slender-stalked, the lobes ovate, entire, ciliate, incurved ; 

 glands peltate, roundish, entire ; capsule acute-angled, smooth : seeds smooth. 

 Low sandy pine barrens near the coast, West Florida. May and June. Plant 

 light-green, 2' - 5' high. Stem-leaves 2' - 3' long, often longer than the branches. 

 Floral leaves 4" -6" long. 



* * Stem erect, successively forking : leaves commonly opposite : involucres in the forks 



dark purple: glands 5, without appendages : perennials. 



10. E. IpecacuanhSB, L. Stems several from a long perpendicular root, 

 slender, commonly forking from near the base ; leaves of the stem and brandies 

 similar, opposite, or the lowest rarely alternate, entire, obtuse, varying from lin- 

 ear to round-obovate, short-petioled ; peduncles slender, mostly longer than the 

 leaves ; involucre small ; capsule slender-stalked, nodding, round-angled ; seeds 

 minutely pitted. Dry sandy soil, Florida to Mississippi, and northward. May 

 and June. Stem 2' - 12' high. Leaves ' - 1' long. 



11. E. nudicaulis, n. sp. Smooth; stems slender, forking above ; leaves 

 minute (^" long), oval or obovate, the lowest alternate, those of the branches 

 opposite ; involucres minute, on short peduncles ; glands top-shaped. Low pine 

 barrens, near St. Joseph's, West Florida. June. Stems 1 high. Capsule 

 and seeds unknown. 



* * * Branches and leaves alternate: involucres terminal, clustered or single : glands 



without appendages. 



12. E. cyathophora, Jacq. Annual, smooth ; stem erect, branching from 

 the base ; branches elongated, leafy at the summit ; leaves petioled, oblong, fid- 

 dle-shaped, toothed or entire, the uppermost deep red at the base ; involucres 

 clustered, short-stalked, with 5 incised lobes and a single gland ; capsule smooth ; 

 seeds globose, warty. Var. graminifolia (E. graminifolia, Michx.) has the leaves 

 all linear and entire. South Florida, and around dwellings, apparently intro- 

 duced. May - Oct. Stem 1 - 2 high. Leaves 2' long. 



13. E. trichotoma, H. B. K. Shrubby; stem irregularly much branched, 

 very leafy ; leaves small, imbricated, oblong-obovate, acute, obscurely crenate, 

 sessile ; involucre solitary, top-shaped, sessile ; glands 5, peltate ; capsule smooth, 

 short-stalked. South Florida. Stem low. Leaves 3" -4" long. 



