Pleurothallis deregularis (Barb. Rodr.) Luer 1978 subgen. Psuedostelis [Schltr.] Luer 1998 Photo courtesy of Dale and Deni Borders.

and

Common Name The Irregular Pleurothallis

Found from Belize, Honduras south to Costa Rica and Panama and then Ecuador, Peru and Brazil as a small to medium sized, densly caespitose, hot to warm growing epiphytic herb that occurs in lowland forests at elevations of 100 to 1900 meters where it blooms on 1 to 3 apical, distichous to subsecund, densly and simultaneously many tiny flowered racemes that are much longer than the leaf, that occurs in the summer and fall. This species superficially resembles Stelis

Synonyms Crocodeilanthe velaticaulis (Rchb.f.) Luer 2004[ Humboldtia crassipes (Lindl.) Kuntze 1891; Humboldtia velaticaulis (Rchb.f.) Kuntze 1891; Humboldtia velatipes (Rchb.f.) Kuntze 1891; Humboltia crassipes (Lindl.) Kuntze 1891; Physosiphon deregularis (Barb. Rodr.) Cogn. 1896; Physosiphon minutiflorus Ames & C. Schweinf. 1925; Physosiphon spiralis Lindl. 1830; Pleurothallis clausa A. Rich. ex Rchb. f. 1857; Pleurothallis crassipes Rchb.f 1859; Pleurothallis pichinchae Rchb.f. 1876; Pleurothallis schweinfurthiana L.O. Williams 1956; Pleurothallis trilineata Lindl. 1859; Pleurothallis velaticaulis Rchb.f. 1850; Pleurothallis velatipes Rchb.f. 1850; Pseudostelis bradei Schltr. 1922; Pseudostelis deregularis (Barb. Rodr.) Schltr. 1922; Pseudostelis schweinforthiana L.O. Williams ; Pseudostelis spiralis (Lindl.) Schltr. 1922; *Stelis deregularis Barb. Rodr. 1882; Stelis velaticaulis (Rchb.f.) Pridgeon & M.W.Chase 2001

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