| Literature DB >> 1269648 |
Abstract
It is shown by light microscopy and microspectrophotometry that several Populus species produce trinucleate pollen. Such pollen seems more widespread than previously acknowledged.Entities:
Mesh：
Year: 1976 PMID： 1269648 DOI： 10.1007/BF01920800
Source DB: PubMed Journal: Experientia ISSN： 0014-4754