J Syst Evol ›› 2003, Vol. 41 ›› Issue (5): 465-474.

• Research Articles • Previous Articles     Next Articles

Floral syndrome and insect pollination of the Qinghai-Tibet Plateau endemic Swertia przewalskii(Gentianaceae)

DUAN Yuan-Wen, LIU Jian-Quan   

  • Published:2003-09-10

Abstract: A combination of dichogamy and herkogamy in hermaphroditic plants is an effective mechanism to encourage outcrossing and avoid selfing.In this paper,we studied whether such a mechanism completely avoids geitonogamous selfing in Swertia przewalskii Pissjau

Key words: Swertiaprzewalskii, dichogamy, herkogamy