Scientific Classification
Kingdom: Plantae
Division: Magnoliophyta
Class: Liliopsida
Order: Asparagales
Subfamily: Epidendroideae
Tribe: Cymbidieae
SubTribe: Oncidiinae
Genus: Sigmatostalix
Rchb.f. 1852
Type Species
Sigmatostalix graminea

Sigmatostalix, abbreviated as Sgmx. in horticultural trade, is a genus of 31 species of orchids.


The genus is distributed in Mexico to Brazil.


It is characterized by having one to two leaves, free sepals, and clawed or sessile lip.


Grow plants in cool to warm temperatures in partial shade to bright light. Water plant when mix drys. During the winter give plants a slight dryout between waterings. Water approximately once a week. Pot with medium fir bark. Plants are best mounted on coark or branches


The genus is named after its curved column


  1. `Petalocentrum Schltr. 1918

Species Edit

Natural HybridsEdit

  1. Sigmatostalix × luerorum Dodson, 1998.

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