Oncidium henning-jensenii Pupulin & Bogarín 2012 SECTION Oblongata LCDP Photo by Bogarin

Part Shade WarmSpring

Common Name or Meaning Henning Jensen's Oncidium [fomer vice president of research , University of Costa Rica current]

Flower Size 1.2" [3 cm]

Found in Costa Rica without locational data but assumed to occur on the Pacific watershed of the Talamanca range at elevations below 1000 meters as a medium sized, warm growing epiphyte with ovate-elliptic, smooth, green with yellowish margins, homoblastic, with 2 to 3 internodes, strongly ancipitous, flattened pseudobulbs subtended by 1 to 2, foliaceous sheaths carrying elliptic, acute, conduplicate, hyaline margin side leaves and carrying apically 2 to 3, narrowly elliptic to lanceolate, conduplicate below into the subpetiolate base leaves that blooms in the spring on a basal, 1 to 2 per pseudobulb, peduncle terete, erect, to 6" [15 cm] long, with 2 to 3, triangular, acute-acuminate, brown, adpressed bracts, rachis branched, branches horizontally ascending, slightly fractiflex, progressively shorter towards the apex, each branch 3 to 6 flowered, each branch 3 to 6" long, to 32" [80 cm] long overall, simultaneously to 30 flowered inflorescence with glumaceous, broadly triangular-ovate, somewhat shorter to longer than the ovary floral bracts and carrying spreading flowers.

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; *AOS Bulletin Vol 81 #3 2012 Pupulin & Bogarin photo/drawing fide;

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