. 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 102d meridian. Botany; Botany. ¥h EUPHORBIACEAE. Vol. 3. Chamaesyce serpens () Small. Round-leaved Spreading Spurge, Fig. 2734. Euphorbia serpens Nov. Gen. 2: 52. 1817. Chamaesyce serpens Small, Fl. SE. U. S. 709. 1903. Annual, pale green, glabrous, sometimes glau- cescent. Stem branched from the base, the slen- der or filiform branches prostrate, 2'-i2' long; leaves orbicu
. 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 102d meridian. Botany; Botany. ¥h EUPHORBIACEAE. Vol. 3. Chamaesyce serpens () Small. Round-leaved Spreading Spurge, Fig. 2734. Euphorbia serpens Nov. Gen. 2: 52. 1817. Chamaesyce serpens Small, Fl. SE. U. S. 709. 1903. Annual, pale green, glabrous, sometimes glau- cescent. Stem branched from the base, the slen- der or filiform branches prostrate, 2'-i2' long; leaves orbicular, orbicular-ovate or oval, i"-3" long, obtuse or emarginate, entire, often slightly revolute-margined, short-petioled, the base ob- lique, rounded or subcordate ; stipules triangular, somewhat incised at the apex; peduncles slightly longer than the petioles; involucres solitary in the axils, nearly i" high, bearing 4 sessile saucer- shaped glands shorter than the lobes, each sub- tended by a minute irregular crenulate append- age; capsule nodding, depressed-globose, i" in diameter; seeds oblong-ovoid, 4" long, smooth, obtusely 4-angled, light gray. Illinois to Iowa, western Ontario, South Dakota and Kansas, south to Mexico. West Indies. In bal- last about the eastern seaports. March-Oct. 4. Chamaesyce petaloidea (Engelm.) Small. White-flowered Spurge. Fig- 2735- Euphorbia petaloidea Engelm. Bot. Max. Bound. Surv. 185. 1859. C. petaloidea Small, Fl, SE. U. S. 711. 1903. Annual, pale green, glabrous. Stem usually rather stout, erect, branched above, 6'-2° high; leaves opposite, linear, oblong or linear-lanceo- late, 5"-i' long, obtuse, usually flat, straight, entire, slender-petioled ; stipules a fringe of setae; involucres solitary in the axils, oblong-campanu- late, i" long, bearing 4 wineglass-shaped glands about as long as the lobes, each subtended by a white ovate or orbicular entire or undulate ap- pendage; peduncles as long as the in
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
