Lee Kong Chian Natural History Museum

Pyrrosia longifolia (Burm.f.) C. V. Morton, 1946

Kingdom:Plantae
Phylum/Division:Filicophyta
Class:Pteridopsida
Order:Polypodiales
Family:Polypodiaceae
Genus:Pyrrosia
Species:P. longifolia
Status:Common

Description

A creeping fern with a thin wiry rhizome bearing fleshy strap-shaped fronds, 20-100 x 0.5-4.5 cm, covered with stellate hairs. Sori circular, in several rows between midrib and margin, 0.5-1 mm across with a tuft of stellate hairs in the centre.

Read more about the Polypodiales order.
Read more about the Polypodiaceae family.

Distribution

Found throughout Southeast Asia, through to Australia and the Pacific.

Localities

Throughout Singapore.

Locality Map

General Biology

Grows on the branch forks of old trees with fronds hanging down.

Life Cycle

For an account of the life history of a fern, see Pyrrosia piloselloides.

Human Uses

The juice of the plant is applied to the woman in labour.

References

de Winter, W. P. & V. B. Amoroso (eds.), 2003. Plant resources of South-East Asia No. 15(2). Cryptogams: Ferns and fern allies. Prosea Foundation, Borgor, Indonesia. 268 pp.

Holttum, R. E., 1966. A revised flora of Malaya. II Ferns of Malaya. Govt. Printing Office, Singapore (2nd ed.). 653 pp.

Parris, B. S., R. Khew, R. C. K. Chung, L. G. Saw & E. Soepadmo (eds.), 2010. Flora of Peninsular Malaysia. Series I: Ferns and Lycophytes. Vol. 1. Malayan Forest records No. 48. Forest Research Institute of Malaysia, Kepong. 249 pp.

Wee, Y. C., 2005. Ferns of the tropics. Times Editions-Marshall Cavendish, Singapore. 2nd ed. 190 pp.

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