World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew

Pinus densiflora var. ussuriensis Liou & Q.L.Wang in T.N.Liou, Ill. Fl. Ligneous Pl. N. E. China: 98, 548 (1958).

This name is a synonym.

Homotypic Names:
Accepted Name:	Pinus sylvestris var. mongholica Litv., Spisok Rast. Gerb. Russk. Fl. Bot. Muz. Imp. Akad. Nauk 5: 160 (1905).
Family:	Pinaceae
Pinus ussuriensis (Liou & Q.L.Wang) W.C.Cheng & Y.W.Law in W.J.Zheng & al., Trees of China 1: 206 (1961). Pinus densiflora f. ussuriensis (Liou & Q.L.Wang) Kitag., Neolin. Fl. Manshur.: 50 (1979).
Original Compiler:	R.Govaerts