Cassia roxburghii
Placement status: excluded
Taxonomy
Cassia roxburghii DC. (syn. C. marginata Roxb.) is native to S India and Sri Lanka. It has been introduced to W Malaysia as an ornamental ('red Cassia') but is not found naturalized or escaped. It is related to C. javanica but has smaller leaves, glabrous anthers, the style dilated and abruptly hooked at apex.