Stanhopea tricornis Lindl. 1849 SUBGENUS Stanhopea SECTION Tricornis Photo courtesy of Dick Hartley Foxdale Orchids

Flower from below

Lip detail Photo courtesy of Dale Borders


Common Name The Three-Horned Stanhopea

Flower Size 5" [12.5 cm]

Found in Colombia, Ecuador and Peru in tropical wet and wet montane cloud forests on the western slopes of the Andes at elevations of sealevel to 1200 meters as a small to medium sized, hot to warm growing epiphyte or terrestrial on steep embankments with ovate, ribbed, dark green pseudobulbs carrying a single, apical, plicate, broadly ovate, acute, gradually narrows below into the elongate, petiolate base leaf that blooms in the winter through summer on a short to 6" [15 cm] long, racemose, 2 flowered inflorescence arising on a mature pseudobulb and enveloped by large chartaceous bracts. This species requires, deep shade, good air circulation and a hot, moist tropical environment to survive.

Synonyms Gerlachia tricornis [Lindl.] Szlach. 2007; Stanhopea convoluta Rolfe 1909; Stanhopea langlasseana Cogn. 1901; Stanhopea stenochila F. Lehm. & Kraenzl. 1900; Stanhopea tigrina Bateman ex Lindl. 1838; Stanhopea tricornis subsp. stenochila (F.Lehm. & Kraenzl.) Dodson 1967; Stanhopea wallisii Rchb. f. 1877

References W3 Tropicos, Kew Monocot list , IPNI ; Xenia Orchidaceae Rchb.f 1854; Otia Botanica Hamburgensia Rchb.f 1878; Xenia Orchidaceae Vol 3 Reichenbach 1894 drawing fide; Flora Brasilica Vol XII VI Hoehne 1942; AOS Bulletin Vol 30 No 9 1961 photo; AOS Bulletin Vol 50 No 6 1981 photo; Icones Planetarum Tropicarum Plate 324 Dodson 1980 drawing fide; Orchids from The Coast Of Ecuador Arosemana, Jurado, Estrada and Konanz 1988 photo fide; Orchid Digest Vol 57 No 1 1993 photo fide; AOS Bulletin Vol 62 No 12 1993 photo; Native Colombian Orchids Vol 6 COS 1998 photo fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 37/38 pg 2309 - 2436 Brieger 1999 photo fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 37/38 pg 2309 - 2436 Brieger 1999 as S tricornis ssp stenochila; AOS Bulletin Vol 72 No 7 2003 photo; Caesiana Vol 22 Stanhopea Part 2 Jenny 2004 drawing/photo fide; Native Ecuadorian Orchids Vol 5 Dodson 2004 drawing/photo fide; Orchid Species Of Peru Zelenko & Bermudez 2009 photo fide; An Illustrated Field Guide to the Orchids of the Yotoco Forest Reserve Colombia Kolanowska, Escobar, Sanchez & Szlachetko 2011 drawing/photo fide