Definitionn. the slender stem that supports the blade of a leaf
Last update: July 19, 2015
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In the larger veins of the leaf especially in the midrib, in the petiole, and in the young stem, a1 extremely frequent type of mechanical tissue is collenchyma. [Please select]
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The leaves are conduplicate, as in Magnolia, and have the blade bent inwards on the petiole (_inflexed_). [Please select]
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In the Tulip-tree, it is also _inflexed_, the blade bent forwards on the petiole. [Please select]
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--Provide the pupils with a number of green leaves, illustrating simple and compound, pinnate and palmate, sessile and petioled leaves. [Please select]
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In some of them, as a rose-leaf, for instance, there are two appendages at the base of the petiole, called _stipules_. [Please select]
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Abdomen ovate, the node of the petiole incrassate, and viewed sideways is triangular or wedge-shaped. [Please select]
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Abdomen ovate, the scale of the petiole incrassate and slightly notched above. [Please select]
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Abdomen ovate, the scale of the petiole incrassate, somewhat wedge-shaped when viewed sideways, the abdomen sparingly sprinkled with long pale hairs. [Please select]
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In each leaf, at the base of the laminæ, the petiole, or stalk, is furnished with a couple of pouches, divided from each other by the midrib. [Please select]
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Funiculus: the main tendon of abdomen: in Hymenoptera a slender ligament connecting the propodeum to petiole on its dorsal aspect. [Please select]
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