. 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 102nd meridian. 55S COMPOSITAE. Vol. 4. Centaurea Scabiosa L. Scabious Centaury. Fig. 4659. C. Scabiosa L. Sp. PL 913. 1753. Slightly pubescent or villous, perennial; stem simpleor branched, about 2° high. Leaves all pinnatifid, thelower and basal ones petioled, often 6 long, the uppersessile and much smaller; heads about 2 broad, onbracted peduncles i-4, long; involuc
. 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 102nd meridian. 55S COMPOSITAE. Vol. 4. Centaurea Scabiosa L. Scabious Centaury. Fig. 4659. C. Scabiosa L. Sp. PL 913. 1753. Slightly pubescent or villous, perennial; stem simpleor branched, about 2° high. Leaves all pinnatifid, thelower and basal ones petioled, often 6 long, the uppersessile and much smaller; heads about 2 broad, onbracted peduncles i-4, long; involucre ovoid, its bractsall pectinate to or below the middle, and blackish-mar-gined, the outer ovate, the inner oblong; corolla purple,the outer ones enlarged and neutral; pappus of stiffbristles, about as long as the achene. Waste grounds and fields, Quebec and Ontario to from Europe. July-Sept. 5. Centaurea vochinensis Bernh. Tyrol Knap-weed. Fig. 4660. C. vochinensis Bernh.; Reichenb. Icon. Fl. Germ. 15: Perennial, roughish, branched, 2° high or less. Leavesfirm in texture, the basal and lower ones dentate orlyrate, 3-5 long, the upper lanceolate to oblong-lanceo-late, few-toothed or entire; heads about is broad;
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
