. 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. GRAMINEAE. Vol. I. i. Pleuropogon Sabinii R. Br. Sabine's Pleuropogon. Fig. 595. P. Sabinii R. Br. App. Parry's Voy. 289. 1824. Smooth, culms 6' or less tall, erect, simple, glabrous. Sheaths one or two; ligule 1" long; blades i'-i' long, erect, glabrous; raceme 1-2' in length; spikelets 3-6, s-8-flowered, about 5" long, on spreading or reflexed pedic
. 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. GRAMINEAE. Vol. I. i. Pleuropogon Sabinii R. Br. Sabine's Pleuropogon. Fig. 595. P. Sabinii R. Br. App. Parry's Voy. 289. 1824. Smooth, culms 6' or less tall, erect, simple, glabrous. Sheaths one or two; ligule 1" long; blades i'-i' long, erect, glabrous; raceme 1-2' in length; spikelets 3-6, s-8-flowered, about 5" long, on spreading or reflexed pedicels 1" or less in length; lower scales smooth, the first acute, shorter than the obtuse second; flowering scales oblong, 2"-2i" long, erose-truncate at the scarious sum- mit, scabrous, the midnerve sometimes excurrent as a short point; palet slightly .shorter than the scale, truncate and somewhat 2-toothed at the apex, bearing an awn-like appendage on each keel near the middle. Arctic regions of both the Old World and the New. Summer. 87. UNIOLA L. Sp. PI. 71. 1753. Erect and often tall grasses with flat or convolute leaf-blades and paniculate inflorescence. Spikelets 3-many-flowered, flat, 2-edged, the flowers perfect, or the upper staminate. Scales flattened, keeled, sometimes winged, rigid, usually acute; the lower 3-6 empty, unequal; the flowering scales many-nerved, the uppermost scales often smaller and empty; palets rigid, 2-keeled. Stamens 1-3. Styles distinct. Stigmas plumose. Grain compressed, free, loosely enclosed in the scale and palet. [Name diminutive of unus, one, of no obvious application.] About 10 species, natives of America. Besides the following, 2 others occur in the southeastern United States. Type species : Uniola paniculata L. Spikelets about %' in length ; panicle spike-like. 1. U. laxa. Spikelets exceeding yi' in length; panicle open. Panicle lax, the branches pendulous ; spikelets on long capillary pedicels. 2. U. latifolia. Panicle st
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
