This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Tolumnia triquetra as Oncidium triquetrum Curtis' N.S. pl. . Illustration of Tolumnia triquetra as syn Oncidium triquetrum Curtis's Botanical Magazine vol pl br org Drawing probably by William Jackson Hooker editor of the New Series Swan sc PDArt Curtis's Botanical Magazine Orchidaceae Curtis's Botanical Magazine Volume