Callerya

Callerya is a genus of flowering plants in the legume family, Fabaceae. It belongs to the subfamily Faboideae, tribe Wisterieae. It includes 12 species native to the eastern Himalayas, Indochina, southern China and Taiwan, and Peninsular Malaysia. Its species are climbers, generally reaching up to about tall. The genus has a somewhat complicated taxonomic history; its circumscription was substantially revised in 2019.

==Description== Species of Callerya are scrambling climbers, growing over rocks or shrubs, reaching high. The leaves are evergreen and generally have 2–12 paired leaflets plus a terminal leaflet. The leaflets are usually long, sometimes up to long, by wide, sometimes up to ) wide. The terminal leaflet is distinctly larger than the rest, and the basal pair usually smallest. The erect inflorescence is a terminal panicle (in C. bonatiana composed of axillary racemes), usually long, but sometimes up to . The individual flowers are long and have the general shape of members of the subfamily Faboideae. The standard petal is long by wide, and is white, green, or various reddish shades from pink to mauve or violet, with a yellow or green nectar guide. The wing petals are shorter than the keel at long by wide, with short basal claws. The keel petals are long by wide, united into a cup. Nine of the stamens are fused together, the other is free; all curve upwards at the apex. The flat or inflated seed pods are long by wide, splitting when ripe to release usually two to five seeds.