A scale-like bract enclosing the pistil in Carex.
雌器 Perigynium (pl. perigynia) 苔草属,包被雌蕊的鳞状。
A scale-like bract enclosing the pistil in Carex.
雌器 Perigynium (pl. perigynia) 苔草属,包被雌蕊的鳞状。
In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.
在菊科植物,数目多而聚生在花序外围,称为总。
Rachis and pedicels lanuginose or tomentose; bracts orbicular-ovate, 5–7 mm, both surfaces densely sericeous; calyx adaxially densely sericeous; leaf base subcordate.
轴和花梗被绒或者被绒;卵形圆形,5-7毫米,两面密被绢;正面的花萼是密被绢;叶基形。
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;喙差不多等于珠的长度;种子离生的果皮;对具微刺的在先端针状的叶和。
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