Displaying 1 - 11 out of 11 Object(s)
Term | Definition | |
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Base | The bottom or proximal end of a structure such as a stem, leaf blade or flower. | |
Leaf base acute | Sharp; referring to the base of a leaf blade in which the two sides are straight and, when they meet, form an angle that is always less than 90°. | |
Leaf base asymmetric | Referring to a leaf base in which the two sides do not attach to the petiole at the same place, one is attached than the other. | |
Leaf base cordate | Heart-shaped at the base of a leaf blade. A cordate leaf blade always has a cordate base but a cordate leaf base may not always be associated with a cordate leaf blade. | |
Leaf base cuneate | Wedge-shaped; referring to the base of a leaf blade of which the angle formed by the meeting of the margins is less than 90°. | |
Leaf base decurrent | Referring to a leaf blade base that extends down the petiole. | |
Leaf base lobate (lobed) | A rounded projection arising from the base of a leaf blade. | |
Leaf base obtuse | Blunt, referring to the the base of a leaf blade in which the two sides are straight and, when they meet, form an angle greater than 90°. | |
Leaf base rounded | Referring to a leaf blade base that is curved at the apex with an angle greater than 90 degrees at the point where the two sides meet. | |
Leaf base sagittate | The base of a leaf blade shaped like an arrowhead. | |
Leaf base truncate | Referring to the base of a leaf blade that terminates abruptly in a nearly straight horizontal edge. |