. 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 . 2. Argemone alba Lestib. White Prickls Poppy. Figr. 1979. Argemone alba Lestib. A. albiflora Hornem. Ho . Belg. Ed. 2 : 3: Part Ha^ 469. 1815. Commonly stouter and taller than the pre- ceding species. Leaves pinnatifid or pinnately lobed, glaucous or green, not blotched, but sometimes whitish along the veins; flowers white, usually much larger, 3-4' broad, dis- tinctly pedun
. 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 . 2. Argemone alba Lestib. White Prickls Poppy. Figr. 1979. Argemone alba Lestib. A. albiflora Hornem. Ho . Belg. Ed. 2 : 3: Part Ha^ 469. 1815. Commonly stouter and taller than the pre- ceding species. Leaves pinnatifid or pinnately lobed, glaucous or green, not blotched, but sometimes whitish along the veins; flowers white, usually much larger, 3-4' broad, dis- tinctly peduncled; petals rounded; spines of the sepal-tips stouter; capsules I'-ii' long. Georgia and Florida to Missouri and Texas. Spontaneous after cultivation in northern gardens. May-.'\ug. 3. Argemone intermedia Sweet. Leafy White Prickly Poppy. Fig. 1980. Argemone intermedia Sweet, Hort. Brit. Ed. 2, 585. 1830. Stem stout, prickly, glabrous and glaucous, often 2° high or more. Leaves lobed or pinnatifid, very prickly, usually whitish-blotched; flowers large, white, sessile or nearly so, 3'-^' wide; petals rounded; spines of the sepal-tips spreading; capsule oblong, prickly, about i' long. Prairies and plains. Illinois to South Dakota, Wyoming. Nebraska, Texas and Mexico. Has been confused with the preceding species, and with A. platyceras Link & Otto. Argemone hispida A. Gray, ranging from Wyoming to Utah and New Mexico, differs in the stem and branches being hispid-pubescent. It has been recorded from Kansas, perhaps erroneously.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913