Comparative Morphology of Leaf Epidermis in the Fern Genus Phymatopteris (Polypodiaceae)
SHAO Wen-, LIU Shu-Gang-, SHANG Qing-Chun
Plant Diversity . 2011, (2): 174 -182 .  DOI: 10.3724/SP.J.1143.2011.09238