Pteridophytes (Spore Producing Plants: Ferns and More) • Earth.com

Climbing Bristle Fern

(Vandenboschia radicans)

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Description

Its rhizome is very long, rather robust, creeping, black, covered with abundant hair,with numerous filiform roots; Its cortex is heterogeneous, constituting a peculiarity in the subgenus;The fronds are about twenty centimeters, pale green to yellow;The petiole is cylindrical and not winged (which differentiates it from Vandenboschia radicans )The limb is divided three times;The sores are tubular with a rather short columella bearing sporangia; They are inserted into the limbus at the end of the segments.This species is tetraploid with 64 chromosomes

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum: Pteridophyta
Class: Polypodiopsida
Order:Hymenophyllales
Family:Hymenophyllaceae
Genus:Vandenboschia
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