bract

A scale-like bract enclosing the pistil in Carex.

器苞 Perigynium (pl. perigynia) 苔草属中,包被蕊的鳞状苞。

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，两面密被绢毛；正面的萼是密被绢毛；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.

胞果凸的两面；喙差不多等于珠心的长度；种子离生的果皮；对具微刺的在先端针状的叶和苞。