Espeletia argentea 1, × 1,; KB. 0 references. taxon name. Espeletia argentea. taxon author · Aimé Bonpland · year of taxon name publication. Espeletia argentea is a species of plants with 41 observations. This name is the accepted name of a species in the genus Espeletia (family Compositae). The record Espeletia argentea f. phaneractis () Cuatrec .
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Two of these Espeletiopsis angustifolia Cuatrec.
Espeletia argentea Humb. & Bonpl. — The Plant List
Leaf sheaths narrowly-oblong, 2. A acaulescent sessile habit B lateral view of a section of the capitulescence, wrgentea the long peduncles of the capitula C rosette from the top D capitulescence spreading and rosette M.
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Illustrations of Espeletiopsis diazii. This is a very distinctive species, markedly different from most of the Espeletiopsis present in Colombia.
Received Oct 4; Accepted Dec However, monochasial capitulescences with several alternate bracts along the scape place this species within Espeletiopsis. Acknowledgements We thank Lizeth Mantilla and Jessica Sarmiento, at that time students of the co-author, for their assistance and collaboration during the collecting expedition; Jan Barber, Vicki Funk and Mick Richardson for their constant support in the description of the new species of Espeletiinaeand Lauren Merchant for the illustrations.
Universidad de los Andes. A acaulescent sessile habit B whitish rosette from top C lateral view of capitulescence showing a dense glomerate cyme of capitula D capitulum of the holotype collection M. Adaxial face with indumentum whitish or silvery-sericeous, hairs 1 mm long, very abundant in young leaves, becoming less dense and almost tomentose-velutinous in espeleyia leaves, giving them a greener appearance; costa prominent but secondary nerves invisible. Views Read Edit View history. MillerieaeAsteraceae includes eight genera and at least species Cuatrecasas ; Diazgranados a.
The flowers are usually yellow, similar to daisies. The remaining eight species, all from Colombia, have yellow ligulae: Retrieved from ” https: The subtribe Espeletiinae Cuatrec. Libanothamnus Ernst Tamania Cuatrec. Rache L, Pacheco J. Capitula 1— 4—6 —7arranged in a compact or dense glomerate cyme in the distal 3—4 cm of the capitulescence; peduncles terete, short, 1 argfntea cm long or less; with indumentum lanose whitish-yellowish, and portions of epidermis reddish.
The Espeletia is well known for contributing to the world in water sustainability by capturing water vapor from passing clouds in its spongy trunk and releasing it through argentra roots into the soil [ citation needed ]thus helping to create vast high-altitude subterranean water deposits argenttea lakes that will eventually form rivers.
Espeletia argentea Humb. & Bonpl.
Only five species are found in Venezuela four of them endemic to the countrywhereas Colombia has 18 species. Still now, the area is floristically poorly known.
According to CuatrecasasEspeletiopsis represents a derived line of evolution within Espeletiinaebeing mainly adapted to lower elevations. Vuilleumier F, Monasterio M. Currently the genus contains 22 species, two varieties, three forms and three described hybrids Diazgranados a. Studies on Neotropical Fauna and Environment Espeletia Mutis ex Bonpl. This activity continues, despite the Colombian government declaring it illegal.
Ann Eapeletia Mus Wien With an estimated age of 2—4 million years Van der Hammen et al. Seven species have distributions of — km 2six species are distributed in areas of less than 20 km 2and six species are known from less than seven collections, including two with only the type collection Diazgranados a ; b.
In addition to general morphology and reports in inventories and floras, six species have studies on anatomy Carlquist ; Ortega ; Rock ; Torres de Ricardisix on chemistry Bohlmann et al. Pollen yellow wrgentea fresh, tricolporate, Other Espeletiinae found in the area are: This article has been cited argentda other articles in PMC.
From Wikipedia, the free encyclopedia. Capitulescence spreading, of 15—20 cm in diameter, with 20—40 capitula, peduncles 3—7 cm long. Revista Acad Colomb Ci Exact The genus Espeletiopsis is distributed from the central Andes of Venezuela to the Cordillera Oriental Eastern Cordillera in Colombia, approximately from Abaxial face with loose indumentum, silvery or whitish, with hairs up to 2 mm long; costa more prominent than from adaxial face, secondary nerves invisible.
Taxonomy Espeletiopsis diazii M. Frontiers in genetics espletia However, only two of them i. This genus is diagnosed by axillary, monochasial, corymbiform-paniculate capitulescences, with branches, leaves and bracts spirally alternate, and involucres with gradual transition from sterile espeleita phyllaries to fertile inner phyllaries Cuatrecasas