毛叶金光菊(Rudbeckia hirta),菊科金光菊属植物,也称“黑心菊”,是多年生宿根草本花卉。株高约80厘米,全株被粗糙刚毛。叶互生,叶缘具粗齿。头状花序,花梗长8—50厘米,花径12—17厘米,舌状花金黄色,长2.5—5.5厘米,基部呈红棕色,管状花紫红色,聚集呈半球形突起,直径2—3厘米,高2.0—2.2厘米。花期5—11月。 Rudbeckia hirta, Asteraceae, also known as “black heart daisy”, is a perennial perennial herbaceous flower. Plant height of about 80 cm, the whole plant was rough bristles. Leaves alternate, leaf margin with coarse teeth. Head flowers, pedicels 8-50 cm long, flower diameter 12-17 cm, golden tongue flowers, 2.5-5.5 cm long, the base was reddish brown, tubular flowers purple, gathering hemispherical protrusions, diameter 2-3 Cm, height 2.0-2.2 cm. Flowering from May to November.