The variation of perforation plates of vessels in the secondary xylem of Euptelea pleiosperma (Eupteleaceae)
1LI Hong-Fang, 2REN Yi*
1 (School of Life Sciences, Northwest University, Xi’an 710069, China) 2 (College of Life Sciences, Shaanxi Normal University, Xi’an 710062, China)renyi@snnu.edu.cn
1LI Hong-Fang, 2REN Yi*. The variation of perforation plates of vessels in the secondary xylem of Euptelea pleiosperma (Eupteleaceae)[J]. J Syst Evol, 2005, 43(1): 1-11.