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Terminalia oblonga (Ruiz & Pav.) Steud.  
Family: Combretaceae
Peruvian-Almond, more... (es: Guayabo de montaña, guayabón)
[Terminalia chiriquensis Pittier]
Terminalia oblonga image
Nefertaris Daguerre
  • Tree Atlas - Español
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Perez, R. and Condit R. Tree Atlas of Panama
Descripción: Árbol de 20 a 40 m de alto. Tronco con raíces tablares bien desarrolladas en la base. Corteza exterior exfoliante en láminas que caen amontonadas en la base del árbol, quedando el tronco liso y de color blanco. Ramitas terminales simpodiales. Hojas simples y alternas, de 4-16 x 3-6 cm, obovadas, con ápice agudo, bordes enteros a ondulados y base decurrente. Las hojas se encuentran agrupadas en los ápices de las ramitas. Pecíolo de 0.5-2.5 cm de largo y ligeramente acanalados en la parte superior. Flores blancas. Frutos en sámaras, de 2-6 cm de ancho, compuestos de dos alas papirosas, verdes, tornándose marrón amarillentos al madurar.

Datos Ecológicos: La especie crece a bajas y medianas elevaciones, en bosques húmedos o muy húmedos. En Panamá se encuentra en las provincias de Bocas del Toro, Chiriquí, Coclé, Colón, Darién, Los Santos, Panamá y la comarca de Guna Yala. En lugares secos ocurre asociado a orillas de los ríos y las quebradas. Deja caer sus hojas durante la estación seca, pero las repone a inicios de la estación lluviosa. Florece y fructifica de diciembre a marzo.

Especies Parecidas: A menudo se confunde con LK termam Terminalia amazonia LK2 , pero en T. amazonia el tronco es diferente y las hojas y los frutos son más pequeños. LK tripcu Triplaris cumingiana LK2 tiene el tronco muy parecido, pero en T. cumingiana las ramitas son huecas y se encuentran habitadas por hormigas.

Usos: La madera es empleada en construcciones de puentes, durmientes de ferrocarril, gabinetes, pisos y postes para cercas.

The Flora of Barro Colorado Island by Thomas Croat
Guayabo de monte Tree, to 35 m tall; trunk to 90 cm dbh; buttresses many, to 1.5 m high, occasionally with many protruding knots; outer bark loose, falling away from trunk in large pieces; inner bark at first pale lemon-yellow, soon becoming tan; stems rufous-pubescent when young, soon glabrous and fissured. Leaves alternate; petioles 3-10 mm long; blades +/- narrowly elliptic, acuminate, acute and sometimes falcate and inequilateral at base, mostly 5-15 cm long, 3-6 cm wide, mostly membranous, glabrous, minutely and densely pellucid-punctate, arched along the midrib; reticulate veins prominent. Inflorescences terminal, to 15 cm long; flowers yellowish-green, sessile; upper receptacle cup-shaped, ca 2.5 mm long; calyx lobes triangular, reflexed, ca 1 mm long, pubescent outside, lanate inside; petals lacking; stamens 8, exserted, to 7 mm long. Fruits broadly 2-winged, with a single medial ridge on one side, to 2.5 cm long and 3.8 cm wide, emarginate at apex with the tissue sharply twisted to one side. Croat 13922. Uncommon, in the forest. Flowers mostly in the early dry season, especially in January. The fruits mature quickly and are dispersed mostly by the beginning of the rainy season. Leaves drop in June. Possibly more than one species exists. R. Foster (pers. comm.) has detected striking differences in fruits from different plants of this species. In one type the seeds are about half as long as broad, with the medial ridge straight. In the other type, the seed is 1.5 times as long as broad, with the medial groove twisted into a weak S from one end to the other. No intermediate forms have been seen and nothing is known of the significance of the differences. According to the label on Skutch 3990 (Costa Rica), the flowers are protogynous. The typical T. chiriquensis has a smooth white trunk. Allen (1956) reported this species as T. lucens Hoffm., but that species was published as T. lucens Hoffm. ex Mart. and is from Brazil.
Terminalia oblonga
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Carmen Galdames
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This project is supported by the National Science Foundation's Division of Environmental Biology through an award titled "Advancing Revisionary Taxonomy and Systematics: Integrative Research and Training in Tropical Taxonomy" (DEB-1456674). Any opinions, findings, and conclusions or recommendations expressed on this website are those of the authors and do not necessarily reflect the views of the National Science Foundation.