Pleurothallis microphylla A. Rich. & Galeotti 1845 SUBGENUS Specklinia SECTION Hymenodanthae SUBSECTION Longicaulae [Barb. Rodr.] Luer 1986

Inflorescence Photo by © Bogarin, Used under permission of Epidendra Website CR

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Common Name The Tiny Leafed Pleurothallis

Flower Size 1/4" [.6 cm]

Found in Mexico, El Salvador and Nicaragua and Colombia in wet lowland rainforests as a miniature sized, hot to warm growing epiphyte occuring at elevations of 30 to 400 meters with a very short ramicaul enveloped below by a single, white, scarious sheath and carrying a single, apical, very small, tridenticulate apically, ovate, gradually rounded below into the short, petiolate base leaf that is held close up against and hugging the tree trunk and blooms in the summer and fall on a short to 1" [to 2.5 cm], successive [4 to 6] flowering inflorescence arising on new and old leaves.

Synonyms Humboldtia microphylla (A.Rich. & Galeotti) Kuntze 1891 ; Humboltia microphylla (A. Rich. & Galeotti) Kuntze 1891; Humboltia microphylla (A. Rich. & Galeotti) Kuntze 1891; Pleurothallis rotundifolia Rolfe 1895; Specklinia microphila (A. Rich. & Galeotti) Pridgeon & M.W. Chase 2001; Specklinia microphylla (A.Rich. & Galeotti) Pridgeon & M.W.Chase 2001

References W3 Tropicos, Kew Monocot list , IPNI ; Lankester's Epidendra Website CR ; *Ann. Sci. Nat. Bot., sér. 3 3: 17. 1845; Revis. Gen. Pl. 2: 668. 1891 as Humboldtia microphylla; Symbolae Antillanae Vol VI Orchidaceae Urban 1909 as P rotundifolia; Flora of Jamaica Fawcett & Rendle 1910 as P rotundifolia drawing ok; AOS Bulletin Vol 26 No 10 1957; Las Orquedias de El Salvador Vol 3 Hamer 1981 drawing fide; Icones Planetarum Tropicarum plate 1117 Dodson 1984 drawing good; Systematics of Pleurothallis Vol 3 Luer 1986; Orchidaceae Antillanae Nir 2000 as P rothundifolia; Lindleyana Vol 16 No 4 2001 as Specklinia microphila; Icones Pleurothallidinarum Vol XXVIII Luer 2006 as Specklinia microphylla drawing ok; Orchids of Costa Rica Vol 5 Morales 2009 photo fide; Orchid Flora of the Greater Antilles Ackerman 2014

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