Pleurothallis dilatata C.Schweinf. 1942 SUBGENUS Specklinia SECTION Effusae Lindl. 1842

TYPE Drawing by Carl Luer

LATE

Common Name or Meaning The Dilated Pleurothallis [refers to wide open lip]

Flower Size .4" [1 cm]

Found in Huancavelica department of Peru at elevations around 3000 meters as a small sized, caespitose epiphyte with stout, erect ramicauls enveloped by a loose tubular sheath below the middle and 2 others at the base and carrying a single, erect, thickly coriaceous, oblong, obtuse, narrowing below into the subpetiolate base leaf that blooms in the late fall on a single, erect, peduncle .6 [1.5 cm] long, arising through a narrow spathe .2" [.5 cm] long, arising from the base of the leaf, rachis 4 to 4.6" [10 to 11.5 cm] long, loose, distichous, simultaneously several flowered inflorescence, with almost to as long as the pedicel and ovary floral bract and carrying flowers with pale yellow green, microscopically ciliate sepals, white, transluscent petals and a yellow green lip.

"This species, closely allied to the Colombian P convoluta is only known from the type collection, it is characterized by the narrowly oblong leaf that is wider than the linear leaf of P convoluta. The loose simultaneously flowered raceme surpassing the leaf of P dilitata, instead of shorter than the leaf. The sepals are larger and microscopically pubescent instead of long pubescent. The petals are similar but proportionally larger, and the similar lips differ in P dilatata with the middle third dilated with intramural lamellae." Luer 2000

Synonyms

References W3 Tropicos, Kew Monocot list , IPNI ; Icones Pleurothallidinarum XX Luer 2000 Drawing fide

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