Asplenium trichomanes subsp. pachyrachis (Christ) Lovis & Reichst., 1980

Common names

• 🇫🇷 Doradille à rachis épais, Capillaire à rachis épais

Taxonomy

• Kingdom: Plantae
• Clade: Tracheophytes
• Clade: Monilophytes
• Class: Polypodiopsida
• Subclass: Polypodiidae
• Order: Polypodiales
• Suborder: Aspleniineae
• Family: Aspleniaceae
• Genus: Asplenium
• Species: Asplenium trichomanes subsp. pachyrachis

Presence

Present.

Conservation status

• Red List (Metropolitan France): LC Least Concern

Notes

Subspecies with a thick black rachis, whose pinnae are crenate and elongated, whose terminal segment is barely reduced, and whose fronds follow the crevices or asperities of the surface on which they grow. Tetraploid (2n = 144). Sometimes elevated at species rank under the name A. harovii Godr., 1842.

Hybridizes with:

• A. ruta-muraria L., 1753 to produce A. × clermontiae nothosubsp. rasbachiae S.Jess., 2019;
• A. trichomanes subsp. hastatum (Christ) S.Jess., 1995 to produce A. trichomanes nothosubsp. moravicum S.Jess., 1995, P;
• A. trichomanes subsp. inexpectans Lovis, 1964 to produce A. trichomanes nothosubsp. tadei-reichsteinii S.Jess., 1995, P;
• A. trichomanes subsp. quadrivalens D.E.Mey., 1962 to produce A. trichomanes nothosubsp. staufferi Lovis & Reichst., 1985, P.

Photographs

Sources

• Badré, F., & Deschatres, R. (1979). Les Ptéridophytes de la France : liste commentée des espèces (taxinomie, cytologie, écologie et répartition générale). Candollea, 34(2), 379-457. https://doi.org/10.5169/seals-880127

• Prelli, R., & Boudrie, M. (2024). Les fougères et plantes alliées d’Europe (2nd ed., p. 299). Biotope.

• Tison, J.M., & de Foucault, B. (2014). Flora Gallica : Flore de France (p. 6). Biotope.