Megalastrum ctenitoides

by Michael Sundue | Dec 29, 2013 | Ferns, New Collections, PNN Las Orquideas | 0 comments

Megalastrum ctenitoides is known from Costa Rica and the Chocó region of South America, along the western flank of the Andes in Colombia and Ecuador. It is distinguished from other Megalastrum species in party by its 1-pinnate-pinnatifid laminae, and abaxial rachis indument of scales mixed with short and even pubescence.

: Exindusiate sori

: Abaxial lamina

: Rachis with short even pubescence and dark scales

: Leaf seen with transmitted light

: Leaf with transmitted light

: Habit

: Distal lamina. Adaxial side

Collection data

Classification & Common Names

Class: Polypodiopsida
Family: Dryopteridaceae
Genus: Megalastrum Holttum
Species: Megalastrum ctenitoides A. Rojas

Collection Data

Collection Date: 07-IX-2012
Primary collector: M. Sundue
Collected by: M. Sundue, J. Betancur, P. Pedraza, G. Giraldo, M. Jaimes, E. Tineo, M. Londono, A. Duque, L. Arias
Habitat: Primary Forest
Habit: Terrestrial
Specimen locations: COL, NY, VT

Collection Location

Frontino, Antioquia, Colombia

Country: Colombia
State or Province: Antioquia
Municipality: Frontino
Coordinates: ,
Elevation: 1700-1750 m

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About the Author

Michael Sundue

My field work is centered in Colombia, and Papua New Guinea. I am based at the Royal Botanic Garden Edinburgh (E). If you have any ferns that you want identified, please send them to me!