. 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. 3. Cuscuta arvensis Beyrich. Field Dodder. Love-vine. Fig. 3444. Cuscuta arvensis Beyrich ; Hook. Fl. Bor. Am. 2: 77. As synonym. 1834, Plant pale yellow; stems filiform, the flowers nearly sessile in small clusters. Calyx broad, S-lobed, the lobes broad, obtuse; corolla nearly campanulate, S-lobed, the lobes acute or acumi- nate, as long as the tube, their tip
. 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. 3. Cuscuta arvensis Beyrich. Field Dodder. Love-vine. Fig. 3444. Cuscuta arvensis Beyrich ; Hook. Fl. Bor. Am. 2: 77. As synonym. 1834, Plant pale yellow; stems filiform, the flowers nearly sessile in small clusters. Calyx broad, S-lobed, the lobes broad, obtuse; corolla nearly campanulate, S-lobed, the lobes acute or acumi- nate, as long as the tube, their tips reflexed, its scales large, ovate, as long as or longer than the tube, densely fringed all around with short irregular processes; stamens not ex- serted; style shorter than the ovary; stigmas capitate; capsule depressed-globose, indehis- cent, the withering corolla and usually the stamens persistent at its base. On various herbs and low shrubs, Massachusetts to Manitoba, Florida, Texas, Mexico and Cali- fornia. Also in the West Indies and South Amer- ica. July-Aug. 4. Cuscuta Polygondrum Engelm. Smart-- weed Dodder. Fig. 3445. Cuscuta Polygonorum Engelm. Am. Journ. Sci. 43:: 342. pi. 6. f. 26-39. 1842. C. chlorocarpa Engelm.; A. Gray. Man. 350. 1848. Plant orange-yellow; stems slender but ratherj coarse; flowers sessile or nearly so in dense clus- ters. Calyx short, 4-5-lobed, the lobes ovate-l oblong, acute or acutish; lobes of the corolla 4! or 5, triangular-ovate, acute, mostly as long as the tube, the scales usually obsolete, wanting, or consisting of only 2 or 3 slender processes onj each side of the attached lower portion of the filament; filaments mostly slender; styles shorterj than the ovary; stigmas capitate; capsule globose, the withering corolla persistent at its base. On Polygonum and other herbs, Pennsylvania and Delaware to Minnesota, Wisconsin and Arkansas. July-Sept. Has been referred to the South Amer- ican C. obtusiflora Please note that these image
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