Figure 2
From: Xiphopterella devolii (Polypodiaceae), a new species and newly recorded genus in Taiwan
Xiphopterella devolii S. J. Moore, Parris & W. L. Chiou. A. Habit and habitat (bar = 30 mm). Small epiphytes growing on tree trunks in dense moist forest. B. Adaxial view of fertile frond (bar = 1 mm). Lateral vein forked, ended with a hydathode; segment margin entire, rarely with a blunt tooth at acroscopic margin (arrow). C. Abaxial view of fertile frond (bar = 1 mm). Lower: mature sori with green spores. Upper: spore-released sori. D. Lower portion of plant showing brown scales on rhizomes (bar = 0.5 mm). E. Portion of root with reddish hairs (bar = 0.2 mm). F. Portion of lamina showing forked hairs (arrow) on abaxial midrib (bar = 0.5 mm). G. Simple septate and 3-forked hair with non-septate branches (bar = 0.1 mm). H-K. Spores (bar = 5 μm). H. Light microscopic image (BF). I. Germinated spore found on specimen (DIC). J. SEM image (BE). K. Portion of spore surface. Papillate with sparse globules.