Epidendrum chalmersii Hágsater & Ric.Fernández 2013 GROUP Ampelospathum
TYPE Photo by © Ian Chalmers/ TYPE Drawing by Jimenenz and The AMO Herbaria Website
Common Name Chalmers' Epidendrum [Australian Editor of The Orchidian and collector of the type species current]
Flower Size 1.2" [3 cm]
Found in the Cusco department of Peru in high elevation cloud forests at elevations around 3050 meters as a small sized, cold growing terrestrial with simple, cane-like, basally terete laterally compressed above, erect, straight stem carrying 3 to 4, erect-spreading, alternate, articulate, coriacaeous, unequal in size, basal one smaller, elliptic, sub-obtuse, margin entire leaves that blooms in the spring on a terminal, arising through a tubular, narrow, somewhat ancipitous spathe, racemose, erect, peduncle 1.4" [3.5 mm] long, thin, laterally compressed, 2.4 to 3" [6 to 7.5 cm] long, overall, laxly, simultaneously few to several flowered inflorscence with prominent, shorter than the ovary, narrowly triangular, acuminate, amplexicaul floral bracts and carrying resupinate, fleshy, creamy green flowers with the tepals dorsally tinged with brown.
"Epidendrum chalmersii belongs to the GROUP Ampelospathum which is characterized by the simple, cane-like, few leaved stems, with a single, tubular, tight spathaceous bract at the base of a racemose, simple, erect inflorescence, the flowers resupinate. The species is recognized by the relatively small planta 8 to 12" [20 to 30 cm] tall including the inflorescence, with 3 to 4 elliptic leaves 2 to 3.6" x .8 to 1.2" [5 to 9 x 2 to 3 cm], the 6 to 10 flowered inflorescence, lateral sepals obovate-oblanceolate, .44" [11 mm] long, and the mid-lobe of the lip truncate and minutely bilobed at the apex. Epidendrum ampliracemum has larger leaves, 2.4 to 5.2" x 1.6" [6-13 x 4 cm], a many-flowered inflorescence, elongate 7.6" [19 cm] long lateral sepals oblanceolate .68 to .72" [17 to 18 mm] long, and the mid-lobe cuneate, sub-obtuse, minutely apiculate." Hagsater etal 2013
Synonyms
References W3 Tropicos, Kew Monocot list , IPNI ; *Icones Orchidacearum 14 Plate 1416 Hágsater & Ric.Fernández 2013 Drawing/photo fide; Icones Orchidacearum 16(2) Plate 1694 Hagsater & Jimenez 2018 see recognition section; Icones Orchidacearum 17(1) Plate 1703 Hagsater & Jimenez 2019 see recognition section; Icones Orchidacearum 17(1) Plate 1705 Hagsater & Jimenez 2019 see recognition section; Icones Orchidacearum 17(1) Plate 1708 Hagsater & Jimenez 2019 see recognition section
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