Leaf Apex Acute 叶先端锐尖
Leaf Apex Obtuse 叶先端钝
Dragon tree leaf apex dieback 龙血树尖枯病
Leaf apex shape 叶尖形
leaf apex wrinkle 叶尖皱缩病
Leaf Apex Emarginate 叶先端微缺
obcordiform leaf apex 倒心形叶尖
Leaf apex usually acute 叶先端通常锐尖
apex of leaf 叶尖
Leaf blade oblanceolate, to 20 cm, apex obtuse or rounded.
倒披针形的叶片，在20厘米，先端钝的或圆形。
The promeristem in the shoot apex consists of tunica, corpus and leaf primordium.
苗端的原分生组织由原套、原体和叶原基组成。
Leaf buttress a leaf primordium, appearing as a protuberance on the side of the stem apex, produced by periclinal division of the tunica and corpus, and associated with a procambium.
顶端分生组织上的侧生突起发育成叶的原基，与原形成层有关。
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