Serpocaulon obscurinervium D. Sanín

Scale of the plant

Serpocaulon obscurinervium D. Sanín

Base of the lamina

Serpocaulon obscurinervium D. Sanín

Rhizome vascular bundles

Serpocaulon obscurinervium D. Sanín

Rhizome

Serpocaulon obscurinervium D. Sanín

Long creeping rhizome

Serpocaulon obscurinervium D. Sanín

Fiddlehead

Serpocaulon obscurinervium D. Sanín

Petiole bundles

Serpocaulon obscurinervium D. Sanín

Mature sori

Serpocaulon obscurinervium D. Sanín

Adaxial surface

Serpocaulon obscurinervium D. Sanín

Immature sori