Sigmatostalix graminea

Sigmatostalix graminea looks like a tiny Oncidium and is in fact related to that genus.  It is a micro-miniature, the plant only 5 cm tall with tiny pseudobulbs and a tiny fan of deeply channeled leaves.  Its successively flowered spikes that come from the base of the pseudobulbs.  The flowers are a mere 5mm in size.  It is from Bolivia, Ecuador and Peru.