The pollination mechanism of Late Palaeozoic Conifer Walchia hypnoides, with special reference to the morphology of the prepollen genus Potonieisporites
Reference:
Poort,R.J. (1989)
The pollination mechanism of Late Palaeozoic Conifer Walchia hypnoides, with special reference to the morphology of the prepollen genus Potonieisporites International Palynological Conference,7th,Abstracts of Papers,CIMP Newsletter #38
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