. 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. 513 COMPOSITAE. Vol. III. rather broad, the outer connate at base. Receptacle flat, convex or conic. Ray-flowers fertile, the rays short and broad. 3-lobed. Disk-flowers perfect, fertile, with 5 short lobes. Anthersnotched at the base, with rounded auricles. Style-branches truncate and penicillate. Achenes turbi-nate, pubescent. Pappus of 5-8 acuminate or aristatehyaline scal
. 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. 513 COMPOSITAE. Vol. III. rather broad, the outer connate at base. Receptacle flat, convex or conic. Ray-flowers fertile, the rays short and broad. 3-lobed. Disk-flowers perfect, fertile, with 5 short lobes. Anthersnotched at the base, with rounded auricles. Style-branches truncate and penicillate. Achenes turbi-nate, pubescent. Pappus of 5-8 acuminate or aristatehyaline scales. [Greek, referring to the thin andpointed pappus scales.] Type species : Hymenopappus anthemoides Juss. I. Hymenoxys odorata DC. 4541. Hymenoxys odorata DC. Prodr. 5: 661. A. Gray, Mem. Am. Acad. (II) 4: loi. odorata Britton, in Britt. & Brown, 111. Fl. 3: 449. multiflora Buckl. Proc. Acad. Phila. 1861 : 459. multiflora Rydb. Bull. Torr. Club 33: 157. 1906. Annual; stem much branched, puberulent, spar-ingly hirsute or glabrous, i°-2° high, leafy. LeavesI-2 long, 1-3-parted into filiform, entire, somewhatpubescent segments about ¥ wide; heads commonlynumerous, 6-io broad; involucre campanulate, pu-berulent, its outer bracts 6-9, lanceolate, keeled,acute, united at the base; rays 7-10
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
