共 17 条
[11]
LEWIS H, 1961, RECENT ADV BOT, P1466
[12]
RAVEN PETER H., 1965, BRITTONIA, V17, P238, DOI 10.2307/2805295
[14]
SKVARLA J J, 1978, Pollen et Spores, V20, P5
[15]
SKVARLA JJ, 1976, EVOLUTIONARY SIGNIFI, V1, P447