Notes on the genus Crataegus (Rosaceae–Pyreae) in southern Europe, the Crimea and western Asia
Knud Ib Christensen, Jerzy ZielińskiVolume:
26
Year:
2008
Language:
english
DOI:
10.1111/j.1756-1051.2008.00330.x
File:
PDF, 1.12 MB
english, 2008