中文名（Chinese Name）：加拿大一枝黄花
学名（Scientific Name）：Solidago canadensis L.
英文名（English Common Name）：Canada goldenrod
别名（Chinese Common Name）：金棒草
异名（Synonym）：Doria canadensis (L.) Lunell  Solidago anthropogena   Solidago canadensis subsp. altissima (L.) O.Bolòs & Vigo
科属（Family & Genus）：菊科（Compositae）一枝黄花属
形态特征（Description）：多年生草本，有长根状茎。茎直立，高达2.5米。叶披针形或线状披针形，长5-12厘米。头状花序很小，长4-6毫米，在花序分枝上单面着生，多数弯曲的花序分枝与单面着生的头状花序，形成开展的圆锥状花序。总苞片线状披针形，长3-4毫米。边缘舌状花很短。
分布（Distribution）：产北美，我国南北均有栽培。
用途（Use）：
引自中国植物志英文版FOC Vol. 20-21 Page 632, 633, 634
Solidago canadensis Linnaeus, Sp. Pl. 2: 878. 1753.
加拿大一枝黄花 jia na da yi zhi huang hua | Asteraceae  | Solidago
Herbs, perennial; rhizomes creeping, branched. Stems to 150 cm tall, erect, simple, shortly and softly downy above. Leaves numerous, lanceolate or linear-lanceolate, 5-12 cm, abaxially downy, veins sparsely hairy, adaxially shortly pilose, tapering at both ends, margin of basal sometimes entire, of lower and upper cauline sharply serrate, longitudinal veins 3 (triplinerved), of which 2 lateral veins protrude weakly, apex acuminate. Capitula in paniculiform synflorescences, branches (racemes) curved downward, capitula attached on upper side of branch. Involucre 2.5-3 mm; phyllaries linear-lanceolate, slightly obtuse. Florets golden yellow; ray florets hardly longer than involucre. Pappus inner (longest) bristles not obviously clavate. Fl. Aug-Sep.
Occasionally cultivated in gardens and parks in China, and may possibly become naturalized [native to North America].

（责任编辑：徐晔春）