720 EUPHORBIACE-^. (SPURGE FAMILY.) 



soon deciduous. Brauclies of umbel 5, elongated and many times 

 forked; floral leaves nearly orbicular, .005 to .015 long, mucronate, 

 ajyproximated, somewhat imbricated; involucre top-shaped, hairy at 

 throat within, lobes ovate, fringed; glands transversely ovate-triangu- 

 lar; capsule ovate, .0015 long, glabrous, carpels rounded-keeled — 

 Summer — Fields ; Banias, Coelesyria, and Antilebanon, to Hums, Ha- 

 math, Palmyra, and northward, and eastward. 



12. E. Cybirensi§, Boiss. .3 to .5, glabrous; stem erect, 

 simple, or somewhat branched. Leaves sessile, the lowest obovate-spa- 

 tJiulate, obtuse, .01 to .04 long, the others elliptical, acutish, and all 

 serrulate toward tip. Rays of umbel 5, elongated and several times 

 forked; floral leaves cordate-deltoid, .005 to .015 long, mucronate; 

 lobes of bell-shaped involucre ovate, dentate; glands transversely 

 oblong. Capsule as long as its stalk, .003 in diameter, spherical, 

 hardly grooved, more or less beset with conical spines ending in a hristle — 

 Spring — Fields and roadsides, common. 



Var. acuta, Boiss. Leaves oblong-elljptical, acute or acuminate. 



13. E, Apios, L. If .1 to .2, hirtuloustoglabrescent; rootanovate 

 or spindle- shajyed tuber, hearing a slender, subterrcmean, seedy trunlc, 

 branching at surface of ground; branches decumbent or ascending, 

 leafy. Leaves sessile, rounded or tapering at base, oblong-elliptical, 

 .01 long, serrulate, obtuse. Umbel 3-5-rayed, rays simj^le or bijid; 

 floral leaves transversely ovate to rhombic, retuse, .004 to .005 long; 

 involucre campanulate, glabrous, lobes ovate, somewhat dentate ; cap- 

 sule ovate, .004 long, 3-grooved, warts short-cylindrical, purplish — 

 March and April — Hills and bushy places. 



Var. lamprocarpa, Boiss. Leaves nearly entire ; warts hemi- 

 spherical, somewhat scattered; seed brownish, glossy — Banias and 

 Antilebanon to Damascus, Palmyrene Desert, Cassius, Amanus, and 

 northward. 



14. E. tliaiiiiioicles, Boiss. 5 -'^ to 1 or more, glabrous; root 

 of young plant turnip-shaped ; branches wand-like, densely leafy, simple. 

 Leaves short-petioled, oblong, .02 to .05 long, obtuse or acutish, entire, 

 tapering at base; umbellar and floral leaves at first yellow, then reddish, 

 the latter obovate, obtuse. Rays of umbel 5, twice or thrice forked, 

 short; lobes of campanulate involucre broad-ovate, denticulate; capsule 

 spherical, .004 in diameter, 3-sulcate, covered with conical and cylindri- 

 cal warts — March and April — Rocks; coast and coast-ranges; a 

 showy bush. 



Var, Ilierosolyiiiitaua. Boiss. Leaves obovate, obtuser; cap- 

 sule somewhat larger — Jerusalem; Antilebanon. 



Var. <luniulo§a, Post. .15 to .25, with stiff branche:^. Leaves 

 .005 to .015 long — Gilead; Moab; Judea; Lebanon. 



i5. E. eriiiacea, Boiss. et Ky. 5 -2 to .3, glabrous; branches 

 intricate, stiff, 1-headed, at length spinescent. Leaves lenticular to oblong-- 

 lanceolate, .005 to .008 long, acute, minutely serrulate, the floral simi- 

 lar but smaller. Involucre hemispherical- turbinate, hirsute within, 

 lobes ovate, ciliate ; capsule borne on a stalk almost as long as itself, 

 ovate-spherical, .003 long, 3-sulcate, with few, flattened-hemispherical 

 warts — Summer — Alpine Hermon and southern Antilebanon. 



