. 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. 1753- Culm stiff, smooth, obtusely triangular above, nearly terete below, l°-2° tall or less, all the sheaths blade-bearing. Leaves flat, at least below the middle, roughish-margined, 1V-4" wide, tapering to a triangular channeled rigid tip, the upper shorter than or rarely overtopping the culm, those of the involucre 2-4, often black at the base, the long
. 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. 1753- Culm stiff, smooth, obtusely triangular above, nearly terete below, l°-2° tall or less, all the sheaths blade-bearing. Leaves flat, at least below the middle, roughish-margined, 1V-4" wide, tapering to a triangular channeled rigid tip, the upper shorter than or rarely overtopping the culm, those of the involucre 2-4, often black at the base, the longer commonly equalling or ex- ceeding the inflorescence; spikelets 2-12, ovoid, or oblong, clustered in a terminal umbel; rays filiform, smooth; scales ovate-lanceolate, acute or acuminate, purpie-green or brown, the midvein not extending to the tip; bristles numerous, bright white, about 1' long, 4-5 times as long as the scale; achene obovoid, obtuse, light brown. In bogs, Newfoundland to Alaska, Maine, Illinois, Colorado and Oregon. Also in Europe and Asia. E. polystachyon L. is confined to the Old World. June-Aug. 9. Eriophorum viridicarinatum (Engelm.) Fernald. Thin-leaved Cotton-grass. Fig. 799. E. latifolium viridicarinatum Engelm. Am. Journ. Sci. 46: 103. 1844. Eriophorum polystachyon latifolium A. Gray, Man. 529. 1848. Not E. latifolium Hoppe. Similar to the preceding species but with thinner green, grass-like_ leaves, which are flat, except at the tip, i"-3" wide, the upper one 6' long or less, those of the involucre not black at the base; spike- lets usually more numerous, sometimes as many as 30, the rays finely hairy, elongated or sometimes very_short; scales ovate-lanceolate, the midvein ex- tending to the tip, sometimes slightly excurrent; achene oblong-obovoid; bristles white or yellowish- white. In wet meadows and bogs, Newfoundland to British Columbia, New York, Georgia, Ohio and Please note that these images are extracted from scanned pag
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
