Dicranopteris linearis (Burm. f.) Underw.

Description:

Lenggong, Perak, Malaysia.Dicranopteris linearis (Burm. f.) Underw. Gleicheniaceae. CN: [Malay - Resam, Bengkawang], Tropical bracken. Naturalized pan-tropically. Distinctive branching habit with the main rachis divided dichotomously several times; only ultimate branches and accessory branches leafy; leafy parts lobed pinnately to branch. Fertile pinnules underside of leaf developing sori near vein of lobe; no indusium. One of the commonest ferns in open spaces forming thick thickets. Weed and erosion control.Synonym(s):Dicranopteris dichotoma (Thunb.) Bernh.Dicranopteris sandwicensis O. Deg. [Dicranopteris linearis forma emarginata]Gleichenia emarginata T. Moore [Dicranopteris linearis forma emarginata]Gleichenia linearis (Burm. f.) C. B. ClarkeMertensia emarginata Brack. [Dicranopteris linearis forma emarginata]Polypodium dichotomum Thunb.Polypodium lineare Burm. f. Ref. and suggested reading:www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?412460