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Term	Definition
Crown	The top of a tree; i.e., all but the trunk.
Crownshaft	A conspicuous cylinder formed by the tubular leaf sheaths of some palms; e.g., the royal palms (Roystonea spp., Arecaceae).
Cruciform (cruciate)	Cross-shaped, e.g., the petals of species of Brassicaceae are often arranged in a cross-like pattern.
Cruciforme	Con forma de una cruz.
Crustácea, custáceo	Duro, delgado y quebradizo.
Crustaceous (crustose)	Hard, thin, and brittle.
Cryptogam	A plant that does not produce seed.
Cuculada, cuculado	Con forma de una capucha.
Cucullate	Hood-shaped.
Cucullate	Hood-shaped. From the Latin word cucullus which translates as hood.
Culm	The stem of a grass or sedge.
Culmo	Tallo fistuloso y septado de las gramíneas y graminoides.
Cuneada, cuneado	En forma de una cuña. Usualmente se refiere a la base de un órgano de dos dimensiones (tal como una hoja), en el que el ángulo formado por las márgenes convergentes son inferiores a 90°.
Cuneate (cuneiform)	Wedge-shaped; usually referring to the base of a two-dimensional organ (such as a leaf blade) of which the angle formed by the meeting of the margins is less than 90°.
Cuneiforme	Ver cuneada.
Cúpula	Estructura en forma de una copa que usualmente sostiene a un fruto. Por ejemplo, en muchas especies de Lauraceae.
Cupulada, cupulado	Que tiene una cúpula.
Cupulate	Bearing a cupule.
Cupule	A cup-shaped structure that usually subtends a fruit; e.g., that of many species of Lauraceae and Rhabododendron amazonicum.
Curator	A scientist that takes care of specimens in a museum. In the case of botany, the museum is a collection of dried specimens and labels glued to special paper which are archived in special cabinets.
Curved appendages	Referring to an appendage, most often a vestigial stamen, that arises from a non-expanded part of the ligule and curves slightly inward.
Cushion plant	The growth form of a plant, often of high altitudes, in which numerous stems are congested together resulting in a low, pillow or cushion-like growth form.
Cusp	A short, sharp, abrupt point usually at the tip of a leaf or other organ.
Cuspidada, cuspidado	Que tiene una cúspide.
Cuspidate	Bearing a cusp.
Cúspide	Punta muy aguda, corta y abrupta, usualmente localizada en el ápice de una hoja u otro órgano.
Cuticle	A waxy layer of the leaf blade that covers the epidermal cells.
Cuticle	A waxy layer of the leaf blade that covers the epidermal cells. The cuticle is sometimes modified to forma papillae.
Cuticular ridge	A raised ridge that parallels or curves around the stomatal crypts.
Cuticular wax	Flakes found on the abaxial leaf blade surface that look like they could have been formed by shedding of the cuticle.
Cyanobacteria	Blue-green bacteria resembling eukaryotic algae in many ways.
Cyathiform	Cup-shaped.
Cyathium (plural = cyathia)	An inflorescence consisting of several naked staminate flowers accompanied by usually one naked pistillate flower and subtended and mostly enclosed by a cup-shaped involucre, characteristic of Euphorbia (Euphorbiaceae).
Cylindrical fruit	A fruit that is much longer than it is broad.
Cylindrical fruit	A fruit that is much longer than it is broad.
Cymbiform	Boat-shaped.
Cyme	A determinate inflorescence in which growth of the central axis is terminated by a flower that opens first and each branch or pair of branches subtending this flower then is terminated by a single flower. This pattern, when repeated several times, often results in a somewhat flat-topped inflorescence.
Cymose	Like a cyme.
Cymule	A small cyme.
Cypsela (plural = cypselae)	A dry, indehiscent fruit derived from an inferior, bicarpellate ovary; e.g., in Asteraceae. Similar to an achene, but derived from an inferior ovary and attached to the fruit wall throughout, i.e., not at a single place as in an achene.
Cystolith	A crystal typically of calcium carbonate (CaCO3) located in the epidermal cells at the surface of leaves of certain plants (e.g., Acanthaceae) and appearing as a light-colored streak or protuberance.
DAP	Diámetro de un tronco de un árbol que se toma a la altura del pecho (aproximadamente a 1.3 m desde la superficie del suelo).
DBH	Diameter of a tree trunk measured at breast height (i.e., 1.3 ms above the ground).
Decidua, deciduo	Término que se aplica cuando un órgano se desprende en una determinada estación del año o en un estadío durante el ciclo de vida de una planta; por ejemplo, las hojas que se caen durante la estación seca o los pétalos que se desprenden después de la floración. En el caso de las hojas, el término opuesto es sempevirente.
Deciduous	A process in which certain structures of a plant, e.g., leaves, fall in response to enviromental changes.
Declinada, declinado	Curvado hacia abajo. Por ejemplo, los filamentos de algunas especies de Lamiaceae.
Declinate	Curved downward; e.g., the filaments of some species of Lamiaceae.
Decompound	More than once-compound.
Decompuesta, decompuesto	Compuesto más de una vez.
Decumbent	Growing horizontally along the ground but with the apex ascending or erect.
Decumbente	Que crece horizontalmente sobre el suelo, pero con el ápice ascendente o erecto.
Decurrent	Extending down and adnate to an axis; e.g., the blade of a leaf onto the petiole, the leaf blade onto the stem, or the secondary veins onto the midvein in some species of Anacardiaceae, Lauraceae, and Monimiaceae.
Decurrente	Que se extiende hacia abajo adnado a un eje. Por ejemplo, la lámina de una hoja hacia el peciolo, hacia un tallo, o los nervios secundarios sobre el nervio primario en algunas especies de Anacardiaceae, Lauraceae y Monimiaceae.
Decusada, decusado	Se refiere a las hojas opuestas en un mismo plano y a la vez esas son alternas con el siguiente par opuesto.
Decussate	A type of leaf placement in which opposite leaves at a node are arranged at right angles to the pair below and above them.
Decussate leaves	Referring to opposite leaves arranged with each succeeding pair at right angles to the pairs below and above them.
Deflexa, deflexo	Doblada hacia abajo.
Deflexed	Bent downward.
Dehisce (dehiscent)	Splitting open at maturity, usually applied to a fruit that opens to release seeds but other structures, such as sporangia may also be called dehiscent.
Dehiscencia lateral	Se aplica a las anteras de muchas plantas con flores que liberan el polen a través de suturas laterales
Dehiscencia longitudinal	Se aplica a las anteras de muchas plantas con flores que liberan el polen a través de suturas longitudinales
Dehiscencia poricida	Se aplica a las anteras de algunas plantas con flores que liberan el polen a traves de orificios terminales; por ejemplo, Gustavia (Lecythidaceae) y Solanum (Solanaceae)
Dehiscencia, dehiscente	Que se abre al llegar la madurez. Este término usualmente es aplicado a los frutos que naturalmente se abren para dispersar sus semillas
Dehiscent fruit	Referring to fruits that open via an operculum (= lid like in a teapot) at maturity.
Deliquescent	Tending to rapidly wilt, lose rigidity, and dissolve into semiliquid; e.g., perianth parts.
Deltada, deltado	Con forma de un triángulo equilátero. Equivalente a deltoide.
Deltate	Shaped like an equilateral triangle. Same as deltoid.
Dendritic	Branched in a treelike fashion; often used to refer to a type of trichome.
Dendrítica, dendrítico	Ramificado como un árbol. Frecuentemente este término se utliza para referirse a un tipo de tricoma.
Dentada, dentado (diminutivo = denticulada, denticulado)	Se refiere a la láminas que tienen márgenes con dientes en ángulos rectos con relación a la estructura que los posee. Compárese con serrada y erosa.
Dentate (diminutive = denticulate)	Toothed; having a margin with sharp teeth oriented at right angles to the central axis of the structure bearing them.
Determinate inflorescence	A type of inflorescence in which the terminal or central flower opens first; for example in cymes.
Dextrorsa, dextrorso	Que gira hacia la derecha, con dirección como las manecillas del reloj. Por ejemplo, los pétalos de una prefloración. Opuesto a sinistrorsa.
Dextrorse	Twisted from the left to the right as viewed from above (clockwise); e.g., the petals in a floral bud. Opposite of sinistrorse.
Diadelfa, diadelfo, diadelfia	Que presenta los estambres unidos en dos grupos, a menudo desiguales. Por ejemplo, muchas Fabaceae poseen flores con nueve estambres en un grupo y un estambre en el otro grupo.

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