Paliurus

Paliurus dao:

Paliurus dao Blanco, Anacardiaceae: See Dracontomelon dao (Blanco) Merr. & Rolfe.

Paliurus edulis:

Paliurus edulis Blanco, Anacardiaceae: See Dracontomelon dao (Blanco) Merr. & Rolfe.

Paliurus spina-christi

Paliurus spina-christi Miller.
Sven.: kristitörne.
Bot. syn.: Rhamnus paliurus L., Rhamnus spina-christi L., Zizyphus spina-christi Georgi.

I have no articles for this botanical term, but there might be some for the next level down (if found).