Tolumnia guianensis (Aubl.) Braem 1986

Var aureorubrum Photos by Lourens Grobler.

Inflorescence Photo courtesy of Jay Pfahl

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Common Name The Guyana Tolumnia

Flower Size 1" [2.5 cm]

Found in the Bahamas, Hispanola and Cuba in dry and humid subtropical forests from sealevel to 700 meters as a miniature, hot to warm growing, fan epiphyte with 5 to 6, thick, conduplicate, sickle-shaped, acute, bronze-green leaves that blooms in the late winter on an axillary, to 16" [40 cm] long, many [10 to 15] flowered, racemose to shortly paniculate inflorescence with an occasional, few short branches towards the bottom of the raceme all arising through the leaf axils and carrying the to 20 flowers in an apical cluster.

Synonyms Oncidium desertorum Nash ex Withner 1967; Oncidium guianense f. aureorubrum (Moir) Withner 1980; Oncidium desertorum var. alborubrum ( Moir & Hawkes ) Garay 1970; Oncidium desertorum var. album ( Moir & Hawkes ) Garay 1970; Oncidium desertorum var. aureorubrum (Moir) 1972; Oncidium guianensis (Braem) Garay 1973; Oncidium guianense f. album (Moir & A.D.Hawkes) Withner 1980; Oncidium guianense f. aureorubrum (Moir) Withner 1980;Oncidium guianense subsp. alborubrum (Moir & A.D.Hawkes) Withner 1980 ; Oncidium guianense var. alborubrum ( Moir & Hawkes ) Withner 1979; Oncidium guianense ( Aubl. ) Garay var. album ( Moir & Hawkes ) K.S.Wilson 1979; Oncidium guianense var. aureorubrum (Moir) K.S.Wilson 1979; Oncidium intermedium Bert ex Spreng. 1826; Oncidium intermedium Knwl. & Westc. 1838; Oncidium intermedium Knowles & Westc. var. alborubrum Moir & Hawkes 1967; Oncidium intermedium Knowles & Westc. var. album Moir & Hawkes 1967; Oncidium lemonianum Lindl. 1835; Ophyrs aloidea Poiret 1798; *Ophrys guianensis Aubl.1775; Tolumnia lemoniana ssp lemoniana Braem 1990

References W3 Tropicos Kew Monocot list , IPNI ; Symbolae Antillanae Vol VI Orchidaceae Urban 1909 as Oncidium intermedium; Die Orchideen Schlechter 1915 as Oncidium lemonianum; Das Pflanzenreich Odontoglossum/Oncidium Kranzlin 1922 as O intermedium; AOS Bulletin Vol 48 No 4 1979 as Oncidium guianense; Orchid Digest Vol 44 No 3 1980 as T lemoniana photo ok; Orchid Digest Vol 44 no 3 1980 as Oncidium guianense photo; AOS Bulletin Vol 51 No 2 1982 photo as Oncidium guianense; AOS Bulletin Vol 61 No 10 1992 photo; AOS Bulletin Vol 64 No 2 1995 photo; Rudolf Schlechter Die Orchideen Lieferung 33-6 1997 photo good; AOS Bulletin Vol 75 No 9 2006 photo; Orchid Species Culture, Oncidium Bakers 2006; Orchid Digest Vol 71 No 1 2007 photo;

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