共 9 条
[1]
BARRETT SCH, 1981, EVOLUTION, V35, P752, DOI 10.1111/j.1558-5646.1981.tb04935.x
[6]
REPRODUCTION IN A NATURAL-POPULATION OF CYCADS (ZAMIA, PUMILA L) IN PUERTO-RICO
[J].
BULLETIN OF THE TORREY BOTANICAL CLUB,
1983, 110 (04)
:464-473
[7]
ORNDUFF R, 1986, B TORREY BOT CLUB, V112, P393
[8]
Willson MF, 1983, PLANT REPRODUCTIVE E
[9]
ZANONI TA, 1982, CYCAD NEWSLETTER, V5, P5