This name is the accepted name of a species in the genus Oncidium (family Orchidaceae).
The record derives from WCSP which reports it as an accepted name (record 139351) with original publication details: Bot. Reg. 13: t. 1050 1827.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:647042-1.
"One thousand six hundred fifty-two flowers and 85 buds beautifully arranged on stakes on 13 branched inflorescences in a 61cm by 58cm by 82.5cm high densely grown plant, growing in a 15cm cedar basket; sepals and petals golden yellow, overlaid chestnut except on margins; lip yellow blotched light chestnut brown, denser on proximal half, side lobes crenate on lower half, callus cream marked light chestnut brown, fimbriate, column wings with dark burgundy blotch; substance firm; texture matte."
Oncidium divaricatum, award 20114455, has been confirmed to beGrandiphyllum divaricatum by SITF (Oct 2011).Â