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Xylopodium (plural = xylopodia)
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An underground, woody, storage organ derived from stems or roots and common in cerrado vegetation. |
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Zarcillo
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Filamento espiral, propio de las plantas trepadoras, que ayuda a trepar; por ejemplo, en Bignoniaceae, Passifloraceae y Vitaceae |
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Zarcillo uña de gato
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Zarcillo dividido en tres partes iguales que están conspicuamente recurvadas, dispuestas en la porción distal. Por ejemplo, en Macfadyena unguis-cati y Parabignonia steyermarkii (Bignoniaceae). |
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Zigomorfa
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Cuando una estructura solamente puede ser dividida en dos partes iguales. Este término usualmente es aplicado a las flores. Zigomorfa es lo mismo que irregular y radialmente asimétrica (simetría radial). Es opuesto a actinomorfa. |
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Zygomorphic
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A plant structure capable of being divided only into two equal parts. This term is most often used to refer to flowers. |
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Zygomorphic
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Capable of being divided into only two equal parts; a structure in which a line drawn through the middle will produce a mirror image of one side of the line to the other side of the line. |
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Zygomorphic flower
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A flower capable of being divided into only two equal parts (mirror images) by a line passing through the middle of a flower, i.e., other lines passing the middle of the flower will not give mirror images of one another; same as monosymmetric, bilaterally symmetrical, and irregular flowers and opposite of actinomorphic, monosymmetric, radially symmetrical, and regular flowers. This term can refer to other plant parts as well. |
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Anthers that open (dehisce) and release pollen via a terminal or subterminal pore. |
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