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EUPHORBIA YUPHORBIACE 605 
the length of the petioles, campanulate, glabrous withont, hairy within: 
glands rose-red, orbicular, folded upward upon themselves. appendages 
white: capsule smooth, the carpels bluntly carinate : seeds ovate, sharply 
oa the faces irregularly transversely ridged. Beaver Canyon, 
aho. — 
E. glyptosperma Engelm. Bot, Mex. Bound. Serv. 187. Pale green 
and glabrous annual: stem branching from near the base, the branches 
ascending, spreading or prostrate, 2-15 inches long: leaves oblong to linear- 
oblong or ovate, 1-9 lines long, more or less falcate, obtuse at the apex,, 
serrulate, very oblique and obtuse or subcordate at base, short: petioled : 
stipules becoming a fringe of setae: involucres solitary in the axils, campan- 
ulate, half a line long, with 4 dark ribs and 4 saucer-shape glands, their 
appendages narrow, crenulate or slightly lobed: capsule depressed-globose, 
less thanaline in diameter, nodding: seeds oblong, halfa line long, ash- 
color, strongly transversely wrinkled, not pitted. In sandy places, Brit, 
Columbia to California, Ontario and Connecticut. 
E. maculata L. Sp. 545. Puberulent or pilose annual: stem branched 
from the base, the branches slender, radiately spreading, 2-15 inches long, 
prostrate, often dark red: leaves usually blotched, oblong or ovate-oblong 
2-8 lines long, obtuse, more or less serrate, short-petioled, the base oblique, 
subcordate: stipules a fringe of setae: involucres solitary in the axils, en- 
tire, half a line long, with 4 cup-shaped glands, the appendages narrow, 
white or red, crenulate: capsule ovoid, glabrous, about a line in diameter, 
pubescent : seeds ovoid-oblong, obtusely angled, ash-color, minutely pitted 
and nanaversely wrinkled. Throughout North America except the ex. 
treme north. 
E. Latayrus L. Sp. 457. Annual or biennial, glabrous and glaucous. 
- Stem stout 1-3 feet high, mostly simple below, umbellately branched above: 
leaves numerous, the lower scattered, those subtending the branches verti- 
cillate, the lower linear, reflexed, the upper lanceolate, 1-5 inches long, 
entire; sessile, subcordate: involucres 2-3 lines long, bearing 4 cresent- 
.shaped unappendaged glands prolonged into short horns: capsule subglo- 
bose, 5-6 lines in diameter, its lobes rounded : seeds o sipe poet 2-3 lines 
long; terete, usually wrinkled. In waste places, Native of Europe. 
E. dictyosperma F. & M. Ind. Sem. Hort. Petrop. ii, 37. Glabrous 
annual: stem erect, rather slender, 4-15 inches high, simple, or branched 
from the base: leaves, except those subtending the inflorescence scattered, 
spatulate or oblong, 6-18 lines long, obtuse, serrate to below the middle, 
sessile, without stipules, the upper slightly auricled at base: bracts oblong 
or ovate, small, serrate, cordate: inflorescence dichotomously paniculate: 
involucres solitary in the axils, less than a line long, with 4 oblong naked 
nearly sessile glands: capsule depressed-globose, less than 2 lines in diame- 
ter, with elongated warts: seeds ovoid, lenticular, reddish-brown, finely 
but distinctly reticulated. Southern Oregon to California and the 
Atlantic States. 
E. crenulata Engelm. |. c. Biennial or sometimes perennial: glab- 
rous: stems erect or decumbent at the branching base, 6-12 inches high: 
leaves obovate-spatulate, obtuse, often mucronate, 6-15 lines long, without 
stipules, the upper ones sometimes erose-denticulate, those on the branch- 
es and floral ones opposite or usually ternate, deltoid or broadly rhombic- 
ovate, sometimes connate, acute 3-8 lines broad: floral branches 2-3 times 
dichotomous, the upper nodes much the shorter : involucres solitary in the 
axils, turbinate, the oblong lobes nearly entire: glands large crescent- 
shaped, the slender horns sometimes cleft: capsule 2 lines in diameter: 
seeds usually ash-color, oblong-ovate, conspicuously dark-pitted. In open 
woods, western Oregon to California. 
