English: Minute Asian filmy fern, Tiny bristle fern.
German: Zwerg-Hautfarn.
Clades: Tracheophytes, Pteridophytes, Polypodiopsida, Hymenophyllaceae.
Region: Asia, Pacific, Japan, Hawaii, Australia,localized areas of Africa.
Habitat: tropical and subtropical; deeply shaded, extremely humid microclimates in rainforests; epiphytic on tree trunks, moist, shaded rocks and waterfalls.
Content: Lacks a multi-layered tissue and a waxy cuticle; tissue is famously only one cell thick, making it completely translucent.
Use: in specialized terrariums, vivariums, and wet-wall setups due to its miniature size and high humidity requirements.
Other: Capable of surviving in low-light environments that would kill most other vascular plants; can reproduce via apogamy.

BotanyType: fern; epiphytic or epipetrical; perennial.
Root: absent; anchored by microscopic, thread-like rhizoids.
Stem: long-creeping, slender, thread-like rhizomes.
Leaves: extremely small, 1.5 to 6 cm long; lamina is a single cell thick, without stomata; fan-shaped (flabellate) to deeply divided pinnate structures.
Reproduction: via spores, not pollination).
Dispersion: anemochory, by wind and air .