Retrieved January 2, 2012.  The basionym of Ruellia drymophila, Hemigraphis drymophila, was first described and published in Notes from the Royal Botanic Garden, Edinburgh 5(25): 161.
Truy cập ngày 2 tháng 1 năm 2012.  ^  The basionym of Ruellia drymophila, Hemigraphis drymophila, was first described and published in Notes from the Royal Botanic Garden, Edinburgh 5(25): 161.