Trgdm. obtusum photo by Soc. Colombiana de Orquid.

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Orchid Species: Trigonidium obtusum

Kew currently accepted name is Maxillaria obtusa

Trigonidium obtusum is an orchid species identified by Lindl. in 1837. Culture information and photos for this orchid are commonly detailed under the currently accepted name of Maxillaria obtusa.
Genus
Trigonidium (Trgdm.)
Grex
obtusum
Parents
Species
Author
Lindl.
Year
1837
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ORIGIN: A medium sized, hot to warm growing species that is found in Ecuador, Colombia, Brazil, The Guianas, Bolivia and Venezuela in tropical wet forests in large trees at elevations of 220 to 1000 meters.

DESCRIPTION: A medium sized, hot to warm growing species that is found in Ecuador, Colombia, Brazil, The Guianas, Bolivia and Venezuela in tropical wet forests in large trees at elevations of 220 to 1000 meters, with ovoid, compressed, 2, smooth pseudobulbs closely spaced on the rhizome, with 2 apical, conduplicate below into the short petiolate base leaves that are linear-lanceolate, pointed, coriaceous, and 8-20 long. It has numerous basal inflorescence that are stiff, erect, wiry, 5 [12 cm] long, single flowered, inflorescence arising on mature pseudobulb and holds the long lasting flower at mid-leaf and blooms in the winter and spring.

FLOWER SIZE: More than 3/8 inch [over 1 cm] -- information provided by Jay Pfahl, author of the Internet Orchid Species Encyclopedia (IOSPE).
Other Names
Genus Name Genus Grex Name Year Author
Add+ Maxillaria Max obtusa 2015 (Lindl.) Molinari
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