All Floras      Advanced Search
FOC Vol. 20-21 Page 670, 672 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 20-21 | Asteraceae | Chrysanthemum

6. Chrysanthemum arcticum Linnaeus, Sp. Pl. 2: 889. 1753.

北极菊 bei ji ju

Arctanthemum arcticum (Linnaeus) Tzvelev; Dendranthema arcticum (Linnaeus) Tzvelev; Leucanthemum arcticum (Linnaeus) Candolle; L. arcticum subsp. gmelinii (Ledebour) Kitamura; L. gmelinii Ledebour.

Herbs, perennial, 10-30 cm tall, with thick, fleshy, creeping rhizome. Stems erect or nearly so, solitary or few, simple or with a few lateral branches, glabrous or arachnoid pubescent and glabrescent. Basal and lower stem leaves many; petiole long, thick; leaf blade oblong to suborbicular, 9-12 × 3-4 cm, both surfaces glabrous or subglabrous, palmately to pinnately 3-7-lobed, usually divided to less than half way, base broadly cuneate, margin coarsely toothed to entire. Distal stem leaves linear. Synflorescence with 1-5 capitula; peduncles long. Involucres 1.2-2.2 × 0.4-0.7 cm; phyllaries abaxially glabrous or sparsely arachnoid pubescent at base, scarious margin broad, blackish brown or brownish. Ray floret lamina white, 10-22 × 3-5 mm; disk florets 2.3-3 mm. Achenes 1.8-2.6 × ca. 0.5 mm.

Stony and sandy places, gravel beds, grassy patches along coasts. Hebei [Russia (Far East); W North America].


Flora of China @
Browse by
Advanced Search

Flora of China Home




 |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |