. 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. Botany. SPURGE FAMILY. 463 or dentate ; plants prostrate or spreading. ttt Leaves Herbage glabrous. Seeds faintly transversely ridged and pitted. Seeds brown, about Vi" long ; leaves broad. Seeds gray, about M" long ; leaves narrow. Seeds strongly transversely ridged, not pitted. Herbage pubescent, or pubcrulent. Capsules pubescent. Seeds narrow, fully 1/2" lon
. 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. Botany. SPURGE FAMILY. 463 or dentate ; plants prostrate or spreading. ttt Leaves Herbage glabrous. Seeds faintly transversely ridged and pitted. Seeds brown, about Vi" long ; leaves broad. Seeds gray, about M" long ; leaves narrow. Seeds strongly transversely ridged, not pitted. Herbage pubescent, or pubcrulent. Capsules pubescent. Seeds narrow, fully 1/2" long, fully twice as long as wide, the faces pitted. Seeds broad, less than !4" long, less than twice as long as wide, the faces Leaves broad ; involucre deeply split on one side ; seeds blunt-angled. Leaves narrow ; involucre not deeply split; seeds sharp-angled. Capsules glabrous. J+tt Leaves serrate pla erect or ascending. 8. CserpyllifoHa. 9. C. aloicaulis. 0. C. glyptosperma 11. C. sticlospora. wrinkled. 12. 13. C. maculata. C. Rafinesqui. 15. ; I. Chamaesyce polygonifolia (L.) Small. Fig. 2732. Euphorbia polygonifolia L. Sp. PI. 455. 1753. Chamaesyce polygonifolia Small, Fl. SE. U. S. 708. 1903- Annual, pale green, glabrous, stem branched from the base, the branches radiately spreading, prostrate, forked, wirj-, 3'-8' long. Leaves oppo- site, oblong, linear-oblong or linear-ranceolate, 3"-lo" long, fleshy, obtuse, often- mucronulate. entire, obtuse or subcordate and somewhat oblique at the base, short-petioled; stipules an inconspic- uous fringe of short bristles; involucres usually solitary in the axils, turbinate-campanulate, less than l" long, with 4 columnar nearly naked glands shorter than the lobes; peduncles twice as long as the involucres; capsule globose-ovoid, lJ"-2" long, nodding, minutely wrinkled; seeds ovoid, I*" long, somewhat flattened, ash-colored, very minutely pitted and spotted. In sand along the -\t
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
