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Distyly (distylous)
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A type of heterostyly in which flowers with both long and short styles occur in different individuals of the same species. |
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Diurnal
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Appearing during the day, such as a flower at anthesis. |
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Diurnal
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Appearing during the day, such as a flower at anthesis. |
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Divaricate
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Widely diverging or spreading. |
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Divergent
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Referring to an organ, such as a flower or the thecae of an anther, that spreads away from the axis to which it is attached. |
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Division
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See phylum. |
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Dolabriform
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Pick-shaped; e.g., the trichomes of some species of Boraginaceae. |
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Domacio
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Una cavidad, cámara cerrada, o agrupación de tricomas, que a menudo se encuentra localizada en las axilas entre las vena primaria y las secundarias, por ejemplo, en Ticorea foetida (Rutaceae), o en la base de la lámina, por ejemplo, Maieta guianensis (Melastomataceae). Suelen estar habitadas por ácaros o insectos, especialmente hormigas. |
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Domatium (pl. domatia)
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A cavity or chamber, mostly associated with leaves, that usually serves as home for ants or mites. |
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Domatium (plural = domatia)
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Referring to axillary cavities, enclosed chambers, hollow stems, hollow petioles, modified stipules, or clusters of trichomes that harbor ants, mites, and other invetebrates. All of these structures are called domatia. |
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Dormancy
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In botany, usually referring to a period of time during which a seed shows no activity; e.g., a seed released during the dry season may remain dormant until rains beginn. |
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Dorsal
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Referring to the back or outward surface of an organ in relation to the axis. Same as abaxial and opposite of ventral (adaxial). |
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Dorsifixed
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Attached at the back; e.g., as in some anthers. |
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Dorsiventral
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Having an upper and lower surface. |
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Dosel inferior
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Estrato hipotético del bosque que esta constituido por las copas de los árboles localizadas debajo del dosel superior y usalmente a menos de 25-35 metros de alto. Comparar con emergente y dosel superior. |
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Dosel superior
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Estrato hipotético del bosque que esta constituido por las copas de los árboles. Esas se encuentran dispuestas formando un nivel aéreo continuo, comúnmente localizado a una altura máxima de 25-35 metros en el Neotrópico. Comparar con emergente y dosel inferior. |
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Double calyx
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A calyx with two apparent whorls; e.g., the calyx of Amphilophium painculatum. |
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Drepanium
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A cymose inflorescence shaped like a sickle. |
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Drip tip
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A long, tapered leaf blade apex that is thought to help water drain form the blades thereby reducing the number of epiphylls that become established on the leaf. |
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Drupaceous
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Like a drupe. |
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Druparium (plural = druparia)
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A cluster of drupelike fruits derived from the carpels of an apocarpous ovary; e.g., in the Simaroubaceae. |
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Drupe
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A single-seeded, indehiscent fruit with three distinct layers: the thin excocarp, often fleshy mesocarp, and the often woody or bony endocarp. |
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Drupelet
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A small drupe, as in the individual segments of a raspberry fruit. |
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Druplet
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Referring to a small drupe that contains a hard endocarp with a single seed. |
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Drusa
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Una masa macisa de carbonato de calcio que se forma en algunas celulas de las plantas. |
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