Pteris biaurita, the thinleaf brake, is a fern species in the genus Pteris. It is widely distributed around the world, including Africa, the Americas, and Asia. The plants are 70–110 cm in height, with erect, woody rhizomes 2–2.5 cm in diameter, and the apex densely covered with brown scales.

Synonyms Campteria biaurita (L.) Hook. Campteria galeotti (Fée) T. Moore Litobrochia biaurita (L.) J. Sm. Litobrochia galeottii Fée Pteris flavicaulis Hayata

References

Sp. Pl. 2: 1076 1753. The Plant List Encyclopedia of Life Flora of China