A scale-like bract enclosing the pistil in Carex.
雌器苞 Perigynium (pl. perigynia) 苔草属中,包雌蕊
鳞片状苞片。
A scale-like bract enclosing the pistil in Carex.
雌器苞 Perigynium (pl. perigynia) 苔草属中,包雌蕊
鳞片状苞片。
Nectaries 2--3 mm; style lobes 2--3 mm; bracts not cirrose at apex.
蜜腺2--3毫米;柱裂片2--3毫米;苞片而不是有卷须
在先端。(18
Leaf blade narrowly elliptic-lanceolate to ovate-lanceolate, margin spiniform dentate; bracts of cupule subulate, ligulate, or linear, often reflexed.
叶片狭椭圆披
到卵状披
,
缘具牙齿;钻
,舌状
壳斗
苞片,或线
,通常反折。(3
Rachis and pedicels lanuginose or tomentose; bracts orbicular-ovate, 5–7 mm, both surfaces densely sericeous; calyx adaxially densely sericeous; leaf base subcordate.
轴和绒毛或者
绒毛;卵
苞片圆
,5-7毫米,两面密
绢毛;正面
萼是密
绢毛;叶基部近心
。
Bract scale The structure found in large numbers in the female cone of gymnosperms, each bearing an ovuliferous scale in its axil.
在裸子植物雌球果中大量存在
结构,每个苞鳞都包含一个珠鳞。
Utricles convex on both sides; rostra nearly equal to length of kernel; seed free from pericarp; leaves and bracts acicular to spinulose at apex.
胞果凸两面;喙差不多等于珠心
长度;种子离生
果皮;对具微刺
在先端
状
叶和苞片。
Rhizome long and thin or shortly nodulose; leaf blade ternate, petiole narrow; involucral bracts petiolate; pistils and achenes with distinct style and small, usually linear stigma.
根状茎长和薄或具短
小节;三出
叶片,狭窄
叶柄;总苞片具叶柄;雌蕊和瘦果具明显
柱和小,通常线
柱头。(8
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