J Syst Evol ›› 2003, Vol. 41 ›› Issue (3): 209-219.

• Research Articles •     Next Articles

Pollen morphology of the subfamily Ehretioideae in the Boraginaceae from China and its systematic significance

LIU Jia-Xi, XI Yi-Zhen, NING Jian-Chang, SUN Xiao-Hong, ZHANG Jing-Mei, LI Qian   

  • Published:2003-05-10

Abstract: Abstract: Pollen morphology in ten species of Ehretia and each one species in Rotula and Carmona of the Ehretioideae, Bora ginaceae, was observed under scanning electron microscope (SEM). Pollen grains are prolate or subspheroidal, rarely spheroidal, more

Key words: Ehretioideae, Cordioideae, Ehretia