Pleurothallis ariasii Luer & Hirtz 1997 SUBGENUS Acuminatia SECTION Acuminatae Luer 1986
Photo by Ecuagenera and their Ecuador Orchid Website
TYPE Drawing by Carl Luer
Common Name or Meaning Arias' Pleurothallis [Peruvian Original Collector of Species Current]
Flower Size .4" [1 cm]
Found in Peru without collection data as a miniature sized epiphyte with erect, slender ramicauls with 2 to 3, blackish, tubular sheaths below the middle and at the base and carrying a single, apical, elliptical, obtuse to rounded, cuneate below into the petiolate base leaf that blooms on an erect, 2.4 to 2.8" [6 to 7 cm], loose, secund, simultaneoulsy opening several flowered, racmose inflorescence arising through a spathe with an annulus below the apex of the ramicaul.
"This species and P jesupiorum Are closely allied but P ariasii is distinguished by the broader leaves and twice longer, narrowly oblong sepals that are spiculate-pubescent within. Instead of bright orange the sepals are yellow above the middle and purple below the middle, Except for color, the petals and lip are similar." Luer 1999
Synonyms Anathallis ariasii (Luer & Hirtz) Pridgeon & M.W.Chase 2001; Specklinia ariasii (Luer & Hirtz) Luer 2004; Stelis ariasii (Luer & Hirtz) Karremans 2014
References W3 Tropicos, Kew Monocot list , IPNI ; Icones Pleurothallidinarum Vol XVIII Systematics of Pleurothallis subsection Antenniferae, Longiracemosae, Macrophyllae-Racemosae and Subgenera Pseudsostelis and Acuminata Luer 1999 drawing fide; Lindleyana Vol 16 No 4 2001 as Anathallis ariasii; Icones Pleurothallidinarum Vol XXVI Luer 2004 as Specklinia ariasii; Orchid Species of Peru Zelenko Bermudez 2009 photo fide as Anathallis ariasii; Lankesteriana 12[3] Karremans and Bogarin 2014 as Stelis ariasii;
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