Buddleja delavayi is a Chinese species discovered by Forrest in the Tali Range above Dali (2000 – 2500 m elevation), Yunnan, in 1910;Cotton, A. D. (1947). Spring flowering buddleias. RHS Journal Vol. 72. 1947. 427–437. Royal Horticultural Society, London. it is also found in Xizang (Tibet).Stuart, D. (2006). Buddlejas. Timber Press, Oregon, USA. The species was named for l'Abbé Delavay, the French missionary and plant collector, by Gagnepain in 1912. The shrub is of interest to the botanist because of its unique (within the genus) resting buds and the different types of inflorescence produced through the year.
