. 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. 12. Helianthus Maximiliani Schrad. Maxi- milian's Sunflower. Fig. 4472. Helianthus Maximiliani Schrad. Ind. Sem. Hort. Goett. Perennial by fleshy roots and thickened rootstocks; stems stout, scabrous or hispid below, 2°-i2° high. Leaves sessile or short-petioled, long-lanceolate, fold- ing in drying, alternate or the lower opposite, very rough on both sides, ri
. 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. 12. Helianthus Maximiliani Schrad. Maxi- milian's Sunflower. Fig. 4472. Helianthus Maximiliani Schrad. Ind. Sem. Hort. Goett. Perennial by fleshy roots and thickened rootstocks; stems stout, scabrous or hispid below, 2°-i2° high. Leaves sessile or short-petioled, long-lanceolate, fold- ing in drying, alternate or the lower opposite, very rough on both sides, rigid, acuminate or acute at both ends, denticulate or entire, 3'-/ long, i'-li' wide; heads few or numerous, 2's' broad on stout densely rough-pubescent peduncles; involucre hemi- spheric, its bracts lanceolate, acuminate, squarrose, densely strigose-pubescent, often 9" long; disk yel- lowish; rays 15-30; chaff linear, acute, pubescent above; achenes linear-oblong, glabrous or nearly so; pappus commonly of 2 lanceolate awns. On dry prairies, Minnesota and Manitoba to Sas- katchewan, Missouri, Nebraska and Texas. Locally adventive eastward. 13. Helianthus Dalyi Britton. Judge Daly's Sunflower. Fig. 4473. Helianthus Dalyi Britton, Journ. N. Y. Bot. Gard. 2 : 89. 1901. Perennial by a fusiform tuber i'-if long; stem slender, simple, roughish, ap- pressed-pubescent, about 2° high. Leaves firm, conduplicate, drooping, finely rough- pubescent on both sides, narrowly lanceo- late, acuminate at both ends, distantly ser- rate with low teeth, the larger about 4' long and 7" wide, all opposite or the up- permost alternate; heads usually solitary and long-peduncled, rarely 2, about 3V broad; involucral bracts narrowly lanceo- late with long subulate tips; rays acute; pappus 2 subulate awns; chaff of the re- ceptacle pubescent at the acute apex. On a dry bank, Sag Harbor, New York. Please note that these images are extracted from scanned page images that may have
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
