ESPELETIA ARGENTEA PDF

ESPELETIA ARGENTEA PDF

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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Excluding reproductive parts, rosette 20—30 —50 cm tall. The area of distribution is less than 75 km 2. Received Oct 4; Accepted Dec Capitulescence compact, with a dense glomerate cyme of 1— 4—6 —7 capitula, peduncles up to 1 —3 cm long. Capitula arggentea 4—6 —7arranged in a compact or dense glomerate cyme in the distal 3—4 cm of the capitulescence; peduncles terete, short, 1 —3 cm long or less; with indumentum lanose whitish-yellowish, and portions of epidermis reddish.

frailejon plateado (espeletia argentea)

We also thank the editor and reviewers for their comments. From Wikipedia, the free encyclopedia. This article has been cited by other articles in PMC. Species of Espeletiopsis have not been studied thoroughly.

Collections were made under the permit No. In addition to general morphology and reports in inventories and floras, six species have studies on anatomy Carlquist ; Ortega ; Rock ; Torres de Ricardi argemtea, six on chemistry Bohlmann et al.

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 Arbentea Merchant for the illustrations.

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Espeletia argentea Humb. & Bonpl. — The Plant List

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. Articles with ‘species’ microformats All articles with unsourced statements Articles with unsourced statements from February Commons category link from Wikidata. This page was last edited on 27 Augustat This genus is diagnosed by axillary, monochasial, corymbiform-paniculate capitulescences, with branches, leaves and bracts spirally alternate, and involucres with gradual transition from sterile outer phyllaries to fertile inner phyllaries Cuatrecasas Click aggentea to view.

A acaulescent sessile habit B lateral view of a section of the capitulescence, showing the long peduncles of the capitula C rosette from the top D capitulescence spreading and rosette M. The laminae lack pseudopetioles and the sheaths are oblong, rectangular, not broadening toward the base, the features being rare in Espeletiopsis but characteristic of Espeletia sect.

This is a very distinctive species, espelettia different from most of the Espeletiopsis present in Colombia. Espeletiopsis diazii is a very distinctive species. Two of these Espeletiopsis angustifolia Cuatrec. Universidad de los Andes.

Studies on Neotropical Fauna and Espeletiq Rache L, Pacheco J. Revista Acad Colomb Ci Exact The remaining eight species, all from Colombia, have yellow ligulae: Currently the genus contains 22 species, argentda varieties, three forms and three described hybrids Diazgranados a.

A Ray corolla B disk flower C disc flower style D ray flower palea E disk flower palea F outer phyllary G inner sterile phyllary H transversal view of cypsela I dorsal view of cypsela.

Espeletia argentea Humb. & Bonpl.

National Center for Biotechnology InformationU. Libanothamnus Ernst Tamania Cuatrec. Marcescent leaves help protect the plants from cold. A Fragment of anther with pollen grains B pollen grain C disc flower style with pollen grains D papillae of outer side of stigmatic branches, showing pollen grains. Sessile rosette of whitish appearance, related to Espeletiopsis santanderensisbut with smaller leaves, capitulescence compact with a dense glomerate cyme of 1— 4—6 —7 capitula and short peduncles, and disc flowers with corolla lobes glabrescent.

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Capitulescence spreading, of 15—20 cm in diameter, with 20—40 capitula, peduncles 3—7 cm long. Photomicrographs of Espeletiopsis diazii.

Fertile bracts linear or narrowly triangular, 2—2. Support Center Support Center. Espeletiopsis caldasii has capitulescences monocephalous, and Espeletiopsis santanderensis has capitulescences spreading Fig. Retrieved from ” https: Leaf sheaths narrowly-oblong, 2.

Capitula radiate, subglobose, 2. MillerieaeAsteraceae includes eight genera and at least species Cuatrecasas ; Diazgranados a. The trunk is thick, with succulent hairy leaves disposed in a dense spiral pattern. Wikimedia Commons has media related to Espeletia. According to CuatrecasasEspeletiopsis represents a derived line of evolution within Espeletiinaebeing mainly adapted to lower elevations. Other Espeletiinae found in the area are: The flowers are usually yellow, similar to daisies.

Cypselae oblong, triangular, 2. Espeletiacommonly known as ‘frailejones’, is a genus of perennial subshrubs, in the sunflower family. Capitulescences 2—5, corymbiform, more or less coetaneous, axillary, emerging from the upper nodes, twice longer than the leaves, 15— 25—45 —60 cm long; indumentum abundant, lanose-sericeous white towards the base, becoming lanose whitish-yellowish towards the distal portion.