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Orchid Species: Humboltia cardiothallis

Kew currently accepted name is Pleurothallis cardiothallis

Humboltia cardiothallis is an orchid species identified by (Rchb.f.) Kuntze in 1891. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Pleurothallis cardiothallis.
Genus
Humboltia (Humboltia.)
Grex
cardiothallis
Parents
Species
Author
(Rchb.f.) Kuntze
Year
1891
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ORIGIN: This small to medium sized species is found in Mexico, Belize, Costa Rica, Nicaragua, Colombia and Ecuador in wet montane forests from elevations of 300-2900 meters.

DESCRIPTION: This small to medium sized species is found in Mexico, Belize, Costa Rica, Nicaragua, Colombia and Ecuador in wet montane forests from elevations of 300-2900 meters and is a hot to cool growing plant with a rigid, erect ramicaul enveloped by two tight sheaths and carrying a single, apical, cordate, coriaceous leaf that blooms on an apical, short, single flowered inflorescence subtended by a papery sheath holding the flower close to the leaf base and occurs in the late spring through early fall.

FLOWER SIZE: More than 1/2 inch [more than 1.2 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Pleurothallis Pths cardiothallis 1857 Rchb.f.
Add+ Pleurothallis Pths acutipetala 1912 Schltr.
Add+ Pleurothallis Pths schlechteriana 1923 Ames
Add+ Pleurothallis Pths subulata 1892 Rolfe
Add+ Acronia Aro cardiothallis 2005 (Rchb.f.) Luer
Add+ Zosterophyllanthos Zosterophyllanthos cardiothallis 2006 (Rchb.f.) Szlach. & Kulak
Most awarded/recent cultivars: Pths. cardiothallis 'Free Spirit' (2010) Pths. cardiothallis 'Carmen Lidia Blanco' (2009) Pths. cardiothallis 'Parkside' (2004) Pths. cardiothallis 'Lourdes' Chocolate Brownie' (2000) Pths. cardiothallis 'Otto's amarillo' (1997) Pths. cardiothallis 'Milly' (1985) Pths. cardiothallis 'Charlotte Janson' (1981)
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