bract

A scale-like bract enclosing the pistil in Carex.

雌器苞 Perigynium (pl. perigynia) 苔草属中,包被雌蕊鳞状苞。

In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.

在菊科植物中，苞数目多而聚生在序外围，称为总苞。

Rachis and pedicels lanuginose or tomentose; bracts orbicular-ovate, 5–7 mm, both surfaces densely sericeous; calyx adaxially densely sericeous; leaf base subcordate.

轴和梗被绒毛或者被绒毛；卵形苞圆形，5-7毫米，两密被绢毛；萼是密被绢毛；叶基部近心形。

Utricles convex on both sides; rostra nearly equal to length of kernel; seed free from pericarp; leaves and bracts acicular to spinulose at apex.

胞果凸两；喙差不多等于珠心长度；种子离生果皮；对具微刺在先端针状叶和苞。