546,090 CLEGG MICHAEL T. [red.] Plant molecular evolution : a Symposium / organized by Michael T. Clegg. - Chicago : Publ. by The Univers of Chicago Press, 1987. - [2], 100 s. : il., wykr. ; 24 cm (The American Naturalist, ISSN 0003-0147 ; vol. 130, suppl.)