Pyrrosia porosa (Presl) Hovenkamp

Plants 7-25 cm tall. Rhizome shortly elongated, 1.6-3.1 mm in diam., cross section with few to many sclerenchyma strands; phyllopodia 0.3-0.7 cm apart, lateral buds alternating with phyllopodia. Scales peltate, narrowly ovate to lanceolate, 1.4-6.8 × 0.5-2.1 mm, base entire to ciliate; acumen light brown to dull blackish with a distinct lighter margin, ciliate to dentate. Fronds monomorphic, sessile or indistinctly stipitate; lamina widest above middle, 10-23 × 0.7-2.5 cm, base gradually narrowed, apex acute to acuminate. Hydathodes distinct, superficial. Indument persistent, dimorphic, very sparse to dense, brown or lower layer whitish; hairs 0.2-1.6 mm in diam., with erect-spreading to appressed, acicular rays, usually ± mixed with hairs with mainly woolly rays. Sori superficial, without central bundle of paraphyses. Sporangia sessile or with stalks to as long as capsule.

It is a tropical plant. It grows on trees and rocks. In China it grows between 900-2,600 m above sea level. In Sichuan and Yunnan.

The leaves are used for a tea drink.