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June-Oct Post Date: Fri, 22 Aug 2008 4:19:18 +0000 Also at Seidersville, Penn, and on Vancouver Island. Ad- ventive from Europe. June-Oct. Autor of the post: Undefined Receptacle flat, short-fimbrillate Post Date: Fri, 22 Aug 2008 4:05:53 +0000 Erect hispid, mostly branching, leafy herbs, with alternate leaves (in our spe- cies), and rather large, usually corymbose or paniculate heads of yellow flowers. Involucre campanulate or cup-shaped, its principal bracts in one series, nearly equal, with 2-3 series of small or large exterior spreading ones. Receptacle flat, short-fimbrillate. Autor of the post: Undefined Style-branches slender Post Date: Fri, 22 Aug 2008 3:53:16 +0000 Rays truncate and 5 -toothed at the apex. Anthers sagittate at the base. Style-branches slender. Autor of the post: Undefined [Greek, bitter Post Date: Fri, 22 Aug 2008 3:40:09 +0000 Achenes linear or oblong, somewhat incurved, terete or angled, 5-io-ribbed and transversely wrinkled, narrowed at the base and summit, or beaked in some species. Pappus of I or 2 series of slender plumose bristles. [Greek, bitter. Autor of the post: Undefined I P hieraciozdes Post Date: Fri, 22 Aug 2008 3:29:05 +0000 ] About 35 species, natives of the Old World, one per- haps indigenous in Alaska. Outer involucral bracts linear; achenes not beaked. I P hieraciozdes. Autor of the post: Undefined 1 Picris hieracioides L HAWKWEED Post Date: Fri, 22 Aug 2008 3:09:29 +0000 Outer involucral bracts ovate, foliaceous ; achenes short-beaked. 2 P echioides. 1 Picris hieracioides L HAWKWEED PICRIS. Autor of the post: Undefined In waste places, 111, Penn Post Date: Fri, 22 Aug 2008 2:51:13 +0000 (I F F 3524) Biennial, more or less hispid, much branched, 3-9 dm high. Leaves lanceolate or oblong- lanceolate, dentate, or nearly entire, the basal narrowed into petioles, acute, often 15 cm long, those of the stem mostly sessile and smaller; heads numerous, 1-25 cm broad; involucre 8-12 mm high, its outer bracts linear, subulate, spreading, the inner linear-lanceolate, acuminate; pappus copious, nearly white. In waste places, 111, Penn, N J, and in ballast about the seaports. Autor of the post: Undefined Very bitter Post Date: Fri, 22 Aug 2008 2:31:29 +0000 Adventive from Europe. Nat also of Asia. Very bitter. Autor of the post: Undefined BUGLOSS AND BUGLOSS PIC- RIS Post Date: Fri, 22 Aug 2008 2:11:34 +0000 June-Sept. 2 Picris echioides L BRISTLY OX-TONGUE. BUGLOSS AND BUGLOSS PIC- RIS. Autor of the post: Undefined In waste places, N S Post Date: Fri, 22 Aug 2008 1:52:40 +0000 (I F F 3525) Annual or biennial, branched, hispid; stem about 7 dm high. Basal and lower leaves spatulate or oblong, obtuse, repand-dentate, 5-15 cm long, narrowed into petioles; upper leaves sessile and clasping, oblong or lanceo- late, smaller, the uppermost mainly acute and entire; heads numerous, short-ped- uncled, about 12 mm broad; outer bracts of the involucre 4 or 5, foliaceous, ovate, acute, hispid-ciliate, the inner ones lanceolate, membranous. In waste places, N S and Ont, and in ballast about the seaports. 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