. 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. COMPOSITAE. Vol. III. 10. Centaurea solstitialis L. Barnaby's Thistle. Fig. 4665. Centaurea solstitialis L. Sp. PI. 917. 1753. Annual, cottony-pubescent, branched, i°-2° high, the stem and branches winged by the decurrent leaf- bases. Basal leaves pinnatifid, often 6' long; stem leaves lanceolate to linear, mostly entire, the upper J'-i' long; involucre ovoid-g
. 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. COMPOSITAE. Vol. III. 10. Centaurea solstitialis L. Barnaby's Thistle. Fig. 4665. Centaurea solstitialis L. Sp. PI. 917. 1753. Annual, cottony-pubescent, branched, i°-2° high, the stem and branches winged by the decurrent leaf- bases. Basal leaves pinnatifid, often 6' long; stem leaves lanceolate to linear, mostly entire, the upper J'-i' long; involucre ovoid-globose, about ¥ thick, its principal bracts tipped by a stout, spreading or reflexed yellow spine, 6"-io" long, with several much smaller ones at its base; flowers yellow, none radiant. Waste and cultivated grounds, Massachusetts to New York, Pennsylvania, Ontario and Utah, and in Cali- fornia. Adventive from Europe. July-Sept. 109. CNICUS [Tourn.] L. Sp. PI. 826. 1753. An annual herb, with alternate pinnatifid or sinuate-dentate leaves, the lobes or teeth spiny, and large sessile heads of yellow tubular flowers, solitary at the ends of the branches, subtended by the upper leaves. Bracts of the involucre imbricated in several series, the outer ovate, the inner lanceolate, tipped by long pinnately branched spines. Receptacle flat, bristly. Achenes terete, striate, laterally attached, the horny margin 10-toothed at the sum- mit; pappus of 2 series of awns, the inner fimbriate, the outer longer, naked; anther-append- ages elongated, united to their tips. [Latin name of Safflower, early applied to thistles.] A monotypic genus of the Old World. i. Cnicus benedictus L. Blessed Thistle. Our Lady's Thistle. Fig. 4666. Cnicus benedictus L. Sp. PI. 826. Centaurea benedic a L. Sp. PI. 1763- 1753- Ed. 2, 1296. Hirsute or pubescent, much branched, seldom over 2I0 high. Leaves oblong-lan- ceolate in outline, rather thin, reticulate- veined, 3'-6' long, the upper clasping, the ba
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
