Towards resolving the Knautia arvensis agg. (Dipsacaceae) puzzle: primary and secondary contact zones and ploidy segregation at landscape and microgeographic scales
1978 ◽
Vol 54
(S1)
◽
pp. 188-188
Keyword(s):
2009 ◽
Vol 26
(9)
◽
pp. 1963-1973
◽
Keyword(s):