共 4 条
[1]
BRAY J. R., 1958, CANADIAN JOUR BOT, V36, P671
[2]
Curtis J.T., 1959, ORDINATION PLANT COM, P657
[3]
Gleason H. A., 1952, BRITTON BROWN ILLUST, V3
[4]
SWAN FR, 1961, THESIS U WISCONSIN, P41