1006



 Helminthostachys zeylanica (L.) Hook.

Synonyms

:

Ophiala zeylanica (L.) Desv.

Family

:

Ophioglossaceae

Local Name

:

English:

Malayalm:

Distribution                             

:

Palaeotropics, from Sri Lanka and India (Assam) to New Caledonia and Queensland.

Distribution in Kerala

:

Nilambur, Parakadavu river (Malappuram Dt.), Thiruvallam, Kovalam (Thiruvananthapuram Dt.)

Habitat

:

Semi-shaded localities in the plains in humus rich soil.

Key Botanical Characters          

Rhizome creeping, thick, fleshy, glabrous. Petiole pale brown at base, greenish above. Leaves palmately pinnate, ternately divided in three principal divisions, again forked or pinnate. Fertile segments arising from the base of the sterile leaves with stalk. Sporangia borne superficially on the spike on peltate sporangiophores.

 

                                       

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