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:
Cattleya warscewiczii as Cattleya gigas Warner Williams Select orch. plants pl. . Illustration of Cattleya warscewiczii as syn Cattleya gigas Select orchidaceous plants third series plate unibas ch php Swiss Orchid Foundation at the Herbarium Jany Renz Walter Hood Fitch illustrator Robert Warner and Benjamin Samuel Williams