. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . 5. Chamaesyce zygophylloides (Boiss.) Small. Prairie Spurge. Fig. 2736. Euphorbia petaloidea var. Nutlallii Engelm. Bot. Mex. Bound. Surv. 185. 1859. E. aygophylloides Boiss. Cent. Euph. 10. i860. Euphorbia arenario Engelm. & Gray, Bost. Journ. Nat. Hist. 5:260. 1847. Not Nutt. 1837. Annual,bright green, glabrous. Stem slender, erect or ascending, branched, 4-2° high, th
. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . 5. Chamaesyce zygophylloides (Boiss.) Small. Prairie Spurge. Fig. 2736. Euphorbia petaloidea var. Nutlallii Engelm. Bot. Mex. Bound. Surv. 185. 1859. E. aygophylloides Boiss. Cent. Euph. 10. i860. Euphorbia arenario Engelm. & Gray, Bost. Journ. Nat. Hist. 5:260. 1847. Not Nutt. 1837. Annual,bright green, glabrous. Stem slender, erect or ascending, branched, 4-2° high, the branches wiry, leaves mostly linear and mucronulate or trun- cate at the apex, often involute, obtuse or narrowed at the base, petioled, usually curved, the midvein prominent; stipules lanceolate or subulate-lanceo- late; involucres solitary in the axils, campanulate, less than i" long, long-peduncled, bearing 4 saucer- shaped glands subtended by white entire oblong or ovate appendages; seeds ovoid, i" long, gray, 4-angled. Prairies, Missouri and Kansas to Texas and Mexico. une-Sept.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
