Pths. grandis photo by Lynn O'Shaughnessy

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Orchid Species: Stelis alta

(This name is currently accepted by Kew.)

Stelis alta is an orchid species identified by Pridgeon & M.W.Chase in 2002.
Genus
Stelis (Ste.)
Grex
alta
(name currently accepted by Kew)
Parents
Species
Author
Pridgeon & M.W.Chase
Year
2002
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ORIGIN: Found in Costa Rica at elevations around 1400 to 2000 meters.

DESCRIPTION: Medium to giant sized, warm to cool growing terrestrial or epiphyte with stout, erect ramicauls enveloped below the middle by a loose, tubular sheath and 2 shorter sheaths below and carrying a single, apical, coriaceous, erect, elliptical, acute to subacute, sessile, cuneate below into the petiolate base leaf that blooms in the fall and winter on an erect, 16 to 23.2 [40 to 58 cm] long, subdense, secund, simultaneously many flowered, racemose inflorescence arising through a small spathe at the apex of the ramicaul.

FLOWER SIZE: 0.8 inches [2 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Dracontia Drc grandis 2004 (Rolfe) Luer
Add+ Pleurothallis Pths grandis 1918 Rolfe
Most awarded/recent cultivars: Ste. alta 'Argentina' (2013) Pths. grandis 'Free Spirit' (2002) Pths. grandis 'Mercedes' (1988)
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