. 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. of Texas. 4. Tetraneuris herbacea Greene. Eastern Tetra-neuris. Fig. 4540. T. herbacea Greene. Pittonia 3: 268. herbacea Robinson, Rhodora 10: 68. 1908. Perennial by a stout thick caudex; scape stout, villous-pubescent, especially above, 6-8 high. Leaves linear-spatulate, slightly fleshy, bluntish, strongly punctate, spar-ingly loosely long-hairy, at least toward


. 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. of Texas. 4. Tetraneuris herbacea Greene. Eastern Tetra-neuris. Fig. 4540. T. herbacea Greene. Pittonia 3: 268. herbacea Robinson, Rhodora 10: 68. 1908. Perennial by a stout thick caudex; scape stout, villous-pubescent, especially above, 6-8 high. Leaves linear-spatulate, slightly fleshy, bluntish, strongly punctate, spar-ingly loosely long-hairy, at least toward the base, 2-3 long,about 3 wide; heads nearly 2 broad; involucral bractsoblong, obtuse and rounded at the apex, densely villous ;rays about 15; pappus scales ovate-oblong, obtuse, acute orapiculatc. Southern Ontario, Ohio and Illinois. May-June. 83. HYMENOXYS Cass. Diet. Sci. Nat. 55 : 278. 1828. [PiCRADEXi.\ Hook. Fl. Bor. Am. i: 317. 1833.] Pubescent herbs with branching stems and alternate entire or dissected leaves, the blades or divisions narrow, usually linear or filiform, and relatively small, peduncled, radiate or discoid yellow heads. Involucre turbinate to campanulate, its bracts in 2 series, appressed,. 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


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913