''Guarianthe aurantiaca'' is a species of orchid. It is widespread across much of Mexico, south to Costa Rica. The diploid chromosome number of ''G. aurantiaca'' has been determined as 2''n'' = 40.
The phananthrenoids orchinol and loroglossol have a phytoalexin effect and reduce the growth of ''G. aurantiaca'' seedlings.
Similar species: Agaves, Aloes, Onions
Uploaded Jul 23, 2016. Captured Apr 7, 2016 14:02 in 30-98 N Brooks St, Madison, WI 53715, USA.