. 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. ed,more or less spiny near the summit, abruptly contracted into a beak. Pappus of copioussoft white simple bristles. [Greek, lump, from the gummy matter borne on the stems ofsome species.] ^WU////^ Hill About 18 species, natives of the Old World, the fol- ^r;^^-:-, ...... ^_ ^S^MW lowing typical. I. Chondrilla juncea L. Gum 4061. Chondrilla juncea L. Sp. PI. 796.
. 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. ed,more or less spiny near the summit, abruptly contracted into a beak. Pappus of copioussoft white simple bristles. [Greek, lump, from the gummy matter borne on the stems ofsome species.] ^WU////^ Hill About 18 species, natives of the Old World, the fol- ^r;^^-:-, ...... ^_ ^S^MW lowing typical. I. Chondrilla juncea L. Gum 4061. Chondrilla juncea L. Sp. PI. 796. 1753. Stem rush-like, hirsute at the base, glabrous above,much branched, i°-3° high. Basal leaves runcinate-pinnatifid, those of the stem linear or linear-lanceolate,acute, dentate or entire, sessile, i-ii long. i-i¥wide; heads terminal and lateral on the branches,short-peduncled or sessile, 4-6 broad; involucreglabrous or nearly so, about 4 high, its inner bractsnarrowly linear; achenes muricate and spiny nearthe summit, slightly shorter than the filiform beak. In dry fields and waste places, Delaware to Marylandand Virginia. Xaturalized from Europe. Skeleton-weed. Devils-grass.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
