《中国植物志》|| 紫草科 BORAGINACEAE ||牛舌草族 Trib. Anchuseae DC. in Meisn. Comm. ||聚合草属 Symphytum L.

19. 聚合草属——Symphytum L.
L. Sp. Pl. 136. 1753.
多年生草本，有硬毛或糙伏毛。叶通常宽。镰状聚伞花序在茎的上部集呈圆锥状，无苞片。花萼5裂至1/2或近基部，裂片（裂齿）不等长，果期稍增大；花冠筒状钟形，淡紫红色至白色，稀为黄色，檐部5浅裂，裂片三角形至半圆形，先端有时外卷，喉部具5个披针形附属物，附属物边缘有乳头状腺体；雄蕊5，着生于喉部，不超出花冠檐，花药线状长圆形；子房4裂，花柱丝形，通常伸出花冠外，具细小的头状柱头；雌蕊基平。小坚果卵形，有时稍偏斜，通常有疣点和网状皱纹，较少平滑，着生面在基部，碗状，边缘常具细齿。
约20种，分布于高加索至中欧。现在世界各地均有栽培，我国栽培1种。

《Flora of China》|| Boraginaceae || ||聚合草属 Symphytum

18. Symphytum Linnaeus, Sp. Pl. 1: 136. 1753.

聚合草属 ju he cao shu

Herbs perennial. Roots thickened, hispid or strigose. Stem leaves sometimes decurrent. Cymes terminal, becoming paniculate, bracteate. Calyx 5-parted to middle or below; lobes unequal, slightly elongated in fruit. Corolla light purple-red, rarely yellow, tubular-campanulate; throat appendages 5, lanceolate, with papillate glands; limb 5-lobed; lobes triangular to semiorbicular, margin dentate, apex sometimes revolute. Stamens inserted at throat, not exserted; anthers linear-oblong. Ovary 4-parted. Style filiform, usually exserted; stigma capitate. Gynobase flat. Nutlets ovoid, sometimes suboblique, usually granular-tuberculate, reticulate-wrinkled, rarely smooth; attachment scar at base, cupular, finely dentate at margin.

About 20 species: Asia, Europe, cultivated worldwide; one species in China.