Pleurothallis ruberrima Lindley 1846 SUBGENUS Pleurothallis SECTION Macrophyllae-Fasciculatae Lindl 1859 Photo by Lourens Grobler

Another Flower Photo by Jay Pfahl

Flower Closeup Photo by Danny Lentz , plant grown by Atlanta Botanical Garden

Another Clone

Flower Closeup Photos by Patricia Harding


Common Name The Intensive Brick-Red Pleurothallis

Flower Size 3/8" [1 cm]

Found from Colombia, Ecuador, Peru, Bolivia and Venezuela in wet montane forests as a caespitose, small to medium sized, warm to cold growing terrestrial or epiphytic species from wet montane forests or cloud forests that is characterized by it's hanging solitary flower. It is found at altitudes of 750 to 2800 meters with a long, thin ramicauls enveloped basally by 2 long, close, tubular, distant sheaths and carrying a single, apical, erect, lanceolate, cordate, acute, abruptly narrowing below, prominent midvein, clear green leaf that blooms in the spring and summer on an apical, short, fasciculate, pendulous, successively single, few flowered inflorescence with a small scarious spathe with the flower held dangling from near the leaf base.

The flowers of this species can be quite variable in coloration and form.

Synonyms Acronia ruberrima [Lindl.]Luer 2005; Humboldtia ruberrima (Lindl.) Kuntze 1891; Humboltia ruberrima (Lindl.) Kuntze 1891Pleurothallis nutantiflora Schltr. 1915; Pleurothallis opeatorhyncha Schltr. 1921; Pleurothallis yungascensis Rolfe 1895; Zosterophyllanthos ruberrimus (Lindl.) Szlach. & Kulak 2006

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen der Sudamerikanischen Kordillerenstaaten III Ecuador Schlechter 1921 as P opeatorhyncha; Venezuelan Orchids Illustrated Vol 1 Dunsterville & Garay 1959 drawing fide; AOS Bulletin Vol 36 #9 1967; Flora de Venezuela Foldats Volumen XV Part 2 1970 drawing fide; Die Orchideen #7 25-28 tafel 8 Rudolph Schlechter 1971 as P opeatorhyncha drawing ok; Orchids of Venezuela, An Illustrated Field Guide Vol 3 Dunsterville & Garay 1979 drawing fide; Icones Planetarum Tropicarum plate 255 Dodson 1980 drawing fide; Icones Pleurothallidinarum Systematics of Pleurothallis Vol 3 Luer 1986; Icones Orchidacearum Peruviarum Plate 164 Bennett & Christenson 1993 drawing drawn flowers less elongate good; Venezuela; Paraiso de Orquideas Romero 1997 photo fide; Native Colombian Orchids Vol 6 COS 1998 photo fide; Orchids of Venezuela [An illustrated field guide] Vol. 3 Ramiro and Carnevali 2000 drawing fide; Orchids of Bolivia Vasquez & Ibisch Vol 1 2000 drawing fide; Orquideas Nativas del Tachira Cesar Fernandez 2003 photo ok; Macchu Picchu Orchids Eric Christenson 2003; Icones Pleurothallidinarum XXVII Systematics of Dryadella and Acronia Section Macrophyllae-Fasciculatae Luer 2005 drawing fide as Acronia ruberrima; Orchid Species of Peru Zelenko & Bermudez 2009 photo fide; Las Orquideas del Peru Izerskyy & Bezverhov 2011 as Acronia ruberrima photo fide; AOS Bulletin Vol 87 #1 2018 as P hirsuttissimum f alboviride photo fide;