Asplenium adulterinum growing in Uusimaa, Finland
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Asplenium adulterinum (Uusimaa, Finland) | Source

← family: Aspleniaceae
genus

Asplenium

True spleenworts

species:

Description

Spleenworts with root cortex sclereids having internal periclinal walls that are thicker than their external walls.

Occurrence map True spleenworts (Asplenium) in Finland
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Source

References:

  1. Schneider, H. (1997). Root anatomy of Aspleniaceae and the implications for systematics of this fern family. Fern Gazette, 15(5), 160-168. doi: 10.5555/19981605155
  2. Wetzel, M. L. R., et al. (2017). Vegetative anatomy of Aspleniaceae Newman from Brazilian Atlantic rainforest and its application in taxonomy. Flora, 233, 118-126. doi: 10.1016/j.flora.2017.05.010