Pleurothallis lanceana Lodd. 1831 SUBGENUS Acianthera [Scheidw.] Luer 1986

Photo by Ecuagenera and their Ecuador Orchid Website

Another Clone? Much longer petals

Photo by Lourens Grobler

TYPE Drawing

TYPE Drawing by Loddiges and The Epidendra Website

Drawing

Drawing by Carl Luer

Full Shade Warm to Cool SummerFall Winter

Common Name Lance's Pleurothallis [English Orchid Enthusiast 1800's]

Flower Size .4" [1 cm]

Found from Costa Rica, Panama, Colombia, Ecuador, Peru, Bolivia and Venezuela as well as Trinidad as a miniature, creeping or caespitose, hot to warm growing epiphyte that occurs in montane rain forest and evergreen forests at elevations of 0 to 2100 meters with a terete ramicaul with a single, apical, elliptic, obtuse, apiculate, thicker along the midrib, thickly coriaceous, gradually narrows below into the channeled petiole leaf and blooms in the summer, fall and winter on an apical, 4.5 to 5" [9 to 11 cm] long, suberect to horizontal to pendulous, racemose, successively few, several flowered inflorescence with small, ovate-triangular, acuminate, as long as the pedicel floral bracts and carrying the flowers at mid-leaf to as much longer that the leaf.

"Variable vegetatively in size, the raceme being shorter than to much longer than the leaf in length. The sepals are a shade of yellow orange while the synsepal is conspicuously suffused with red-brown below the middle. The sepals are variously ciliate and the calli of the lip vary in different proportions." Luer 2004

Synonyms Acianthera lanceana (G.Lodd.) Pridgeon & M.W.Chase 2001; Humboldtia crassifolia (H.Focke) Kuntze 1891; Humboldtia lanceana (Lodd. ex Lindl.) Kuntze 1891; Humboltia crassifolia (Focke) Kuntze 1891; Humboltia lanceana (Lodd.) Kuntze 1891; Pleurothallis crassifolia Focke 1849; Pleurothallis huebneri Schltr. 1925

References W3 Tropicos, Kew Monocot list , IPNI ;

* Bot. Cab. 18(177): pl. 1767. Lodd. 1832 drawing fide;

Venezuelan Orchids Vol 4 Dunsterville & Garay 1966 drawing fide;

AOS Bulletin Vol 36 #9 1967;

Flora de Venezuela Foldats Volumen XV Part 2 1970 drawing fide;

Fieldiana Biology, Vol 33, 1st Supple. to the Orchids of Peru Schweinfurth 1970;

Orchidaceae Brasilensis Band 1 Pabst & Dungs 1975 drawing hmm;

Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing fide;

Icones Planetarum Tropicarum plate 238 Dodson 1980 drawing fide;

Icones Pleurothallidinarum Vol III Systematics of Pleurothallis Luer 1986;

The Orchids of Surinam Werkhoven 1986;

Orchids from The Coast Of Ecuador Arosemana, Jurado, Estrada and Konanz 1988 photo ok;

The Manual Of Cultivated Orchid Species Bechtel, Cribb & Launert 1992;

Icones Orchidacearum Peruviarum Plate 161 Bennett & Christenson 1993 drawing fide;

Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing fide;

Orchids of Bolivia Vasquez & Ibisch Vol 1 2000;

Lindleyana Vol 16 No 4:244 Pridgeon & M.W.Chase 2001 as Acianthera lanceana;

Orquideas Nativas del Tachira Cesar Fernandez 2003 photo ok;

Flora of the Venezuelan Guayana Vol 7 Steyermark, Berry, Yatskievych and Holst 2003 drawing ok;

Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003;

Icones Pleurothallidinarum Vol XXVI Pleurothallis subgenus Acianthera and Three Allied subgenera, A Second Century of new Species of Stelis of Ecuador, Epibator, Ophidion and Zootrophion Luer 2004

Icones Pleurothallidinarum Vol XXVI Pleurothallis subgenus Acianthera and Three Allied subgenera, A Second Century of new Species of Stelis of Ecuador, Epibator, Ophidion and Zootrophion Luer 2004 drawing good;

Vanishing Beauty, Native Costa Rican Orchids Vol 1 2005 as Acianthera lanceana photos fide;

Orchid Species of Peru Zelenko Bermudez 2009 photo fide as Acianthera lanceana;

Anales Jard. Bot. Madrid 75(1)e069: 13 2018 A taxonomic synopsis of Acianthera (Orchidaceae: Pleurothallidinae) in Peru, including two new species Damian, Chiron and Mitidieri 2018 as Acianthera lanceana;

Phytotaxa 422 (3) Two new Pleurothallidinae (Orchidaceae) from Southwestern Ecuador: Acianthera pustulata and Lepanthes marioiZambrano 2019 as Acianthera lanceana drawing fide;

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