Cyrtochilum ringens (Rchb.f.) Dalström 2001

Another Flower Angle Bolivia Tyoe Photos by © Guido Deburghgraeve

Another Flower Peru Tyoe Photos by © Jay Pfahl

Part Shade Cold Summer

Common Name The Rigid Cyrtochilum

Flower Size

Found in Peru and Bolivia in wet montane cloud forests at elevations around 2700 to 3300 meters as a large sized, cold growing epiphyte with oblong to ovoid, laterally compressed pseudobulbs enveloped basally by one or more pairs of short, distichous, leaf-bearing sheaths and carrying 2, apical, narrowly oblong to strap-shaped, acute leaves that blooms in the summer on an axillary, elongate, loosely shortly branched, each branch3 to 8 flowered, fractiflex, many flowered inflorescence with carrying wide spreading flowers

As can be seen above there are 2 distinct flower types represented here which to date have been considered the same variable species.

Synonyms Odontoglossum fractiflexum Kraenzl. 1906; *Odontoglossum ringens Rchb.f. 1870; Trigonochilum fractiflexum (Kraenzl.) Königer & Schildh. 1996

References W3 Tropicos, Kew Monocot list , IPNI ; Xenia Orchidaceae vol 2 Rchb.f 1868 as Odontoglossum ringens drawing fide; Refugium Botanicum Reichenbach 1872 as Odontoglossum ringens drawing fide; Orchids of Peru Vol 4 Schweinfurth 1961 Odontoglossum ringens; Fieldiana Biology, Vol 33, 1st Supple. to the Orchids of Peru Schweinfurth 1970; Orchids of Peru Schweinfurth 1961; Icones Planetarum Tropicarum Series II plate 0268 Dodson & Vasquez 1989 as Odontoglossum ringens drawing fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 33 - 36 2057 - 2308 Brieger 1997 as Odontoglossum ringens drawing/photo fide; *Lindleyana Vol 16 No 2 2001; Orchid Species Culture: Oncidium/Odontoglossum alliance Bakers 2006; AOS Bulletin Vol 87 #1 2017 photo fide;