Ophioglossum petiolatum

Description:

Adder's tongue, Long-stem Adder's tongueOphioglossaceae (Adder's Tongue family)Indigenous to the Hawaiian Islands (Kauai, Oahu, Molokai at Kaunakakai, Lnai, Maui and Hawaii Island); tropical areas of the worldPhoto: OahuAdder's tongue leaf blade, stem and sprangia. Lacey fronds belong to pala (Sphenomeris chinensis), an indigenous fern in the Hawaiian Islands. The Adder's tongue came up as a volunteer in the potted pala.Closeupwww.flickr.com/photos/dweickhoff/30904785681/in/photostream/Leaveswww.flickr.com/photos/dweickhoff/30904773721/in/photostream/EtymologyThe generic name Ophioglossum is from the Greek ophis, snake, and glossa, tongue, in reference to the fertile spike resembling a snake's tongue.The specific epithet petiolatum is from the Latin petiole, little foot, stalk, stem