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掌状脉

掌状脉

生物学专业英语词汇(P)_专业词汇_英文阅读网 ... palmate nerve 掌状脉 palmate vein 掌状脉 palmately compound leaf 掌状复 …

...nnately vein ）　　侧脉成羽状排列 掌状脉（ Palmately vein ）　　侧脉成掌状排列平行脉（ Paralled vein ）　　叶基至叶尖的中脉及侧...

(附图9 B) (2) A.掌状脉(Palmate vanation)。(附图 10 A) B.平行脉(Parallel venation)。

• （2）掌状脉（palm venation）由叶基发出多条主脉，主脉间又一再分枝，形成细脉。如果具三条自叶基发出的主脉，称掌 …

V.掌状脉（Actinodromous）：三条或更多的一级脉从一点呈辐射状散行（图5：1a）。 VI.复出掌状脉（Palinactinodromous）…

Leaves opposite, rarely fascicled or alternate, simple or compound ; leaf or leaflet blades palmately veined.

leaf blade simple, large , usually palmately lobed and subpalmately veined, margin coarsely dentate .

leaf blade usually lobed, palmately veined.

leaf blade entire , palmately veined.

leaf blade ovate or suborbicular, sometimes shallowly 3-lobed , abaxially densely stellate pubescent, palmately veined.

Leaves alternate, simple or palmately 3-5-lobed , palmately veined, margin serrate .

leaf blade broadly ovate to orbicular, base cordate to truncate , palmately veined;