(First upload on October 30 2003. Last on November 12 2009) [ 日本語 | English ]

Pteris mutilata Burm.

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Pteris L. (イノモトソウ)

Ajia-inomotosou (* アジアイノモトソウ, 試訳 tentative translation), Asian brake
Lifeform: perennial fern
Habitat: open woodlands
Form: dimorphic leaves → number of veins

Pteris mutilata

Fig. 1. Silhouettes of leaves of Pteris mutilata showing the change of shape and size according to development stages. Arrows indicate pinnae with sori. A-C: young (A) to older leaves. D: mature leaf. (Tsuyuzaki 2000)