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긴잎곰취식물/들꽃-국화과A(Asteraceae) 2014. 6. 18. 18:33
긴잎곰취
과명 Asteraceae (국화과) 속명 Ligularia (곰취속) 전체학명 Ligularia jaluensis Kom.Trudy Imp. S.-Peterburgsk. Bot. Sada(18 :420.1901 ) 추천명 긴잎곰취 이명 세뿔곰취 외국명 조선곰취,ナガバオタカラコウ,Jalu Goldenray Ligularia jaluensis Kom.
复序橐吾
Description from Flora of ChinaLigularia deltoidea Nakai; L. jaluensis var. rumicifolia Komarov; L. leucocoma Nakai; L. pulchra Nakai; Senecillis jaluensis (Komarov) Kitamura.
Stem erect, to 200 cm tall, ca. 1 cm in diam. at base, proximally glabrous, distally shortly brown pilose and white arachnoid-puberulent. Basal leaves petiolate; petiole to 40 cm, shortly pilose, narrowly, entirely winged, base sheathed; leaf blade triangular or ovate-triangular, 8-37 × 7-35 cm, abaxially shortly pilose only along veins, adaxially glabrous, pinnately veined, midvein robust, lateral and reticulate veins abaxially prominent, base cordate or subtruncate, margin shallowly triangular-dentate and ciliate, apex acute. Middle to distal stem leaves smaller, shortly petiolate; petiole winged, base sheathed; leaf blade triangular or oblong. Synflorescence paniculate-racemose or racemose, to 50 cm, branched, lower branches to 22 cm; leaflike bracts linear, ca. 5 mm; peduncles 1-1.5 cm, shortly pilose. Capitula numerous; supplementary bracts subulate or absent. Involucre campanulate or cupular, 1-1.1 cm × 8-15 mm, glabrous; phyllaries 8-12, in 2 rows, oblong, 3-4 mm wide, apex acute; inner phyllaries membranous at margin. Ray florets 5-8, yellow; lamina elliptic, 1.3-1.8 cm, to 6.5 mm wide, apex acute; tube ca. 5 mm. Tubular florets numerous, 8-9 mm; tube 2-2.5 mm. Achenes yellowish, cylindric, 4-6 mm. Pappus white, as long as tubular corolla. Fl. Jul-Sep.
Meadows, forest margins; 400-1000 m. SE Heilongjiang, Jilin (Changbai Shan), Liaoning [Korea, Russia (Far East)].
http://www.efloras.org/florataxon.aspx?flora_id=3&taxon_id=200024229
Ligularia (leopard plant) is a genus of robust Old World herbaceous perennial plants in the groundsel tribe within the sunflower family. They have yellow or orange composite flower heads with brown or yellow central disc florets, and are native to damp habitats mostly in central and eastern Asia, with a few species from Europe. There are about 120 to 140 species in the genus, and over half are endemic to China. The name Ligularia, from the Latin for "strap", refers to the shape of the ray florets.
https://en.wikipedia.org/wiki/Ligularia
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