Dryopteris affinis var. disjuncta (Fomin) Fraser-Jenk., 1980

🇬🇧 Scaly Male Fern

🇫🇷 Dryoptéride affine, Dryoptéride écailleuse, Dryoptéris écailleux, Fausse fougère mâle

Taxonomy

Kingdom: Plantae
Clade: Tracheophytes
Clade: Monilophytes
Class: Polypodiopsida
Subclass: Polypodiidae
Order: Polypodiales
Suborder: Polypodiineae
Family: Dryopteridaceae
Subfamily: Dryopteridoideae
Genus: Dryopteris
Species: Dryopteris affinis var. disjuncta

Presence

Present.

Notes

Variety with disjoint pinnules having non-parallel edges and a curved apex - forming a V-shaped sinus between them - and barely reduced basal pinnae.

Not accepted by POWO and treated as a synonym of D. affinis subsp. affinis (Lowe) Fraser-Jenk., 1979.

Photographs

img/dryopteris-affinis-affinis-disjuncta.webp — Dryopteris affinis var. disjuncta

img/dryopteris-affinis-affinis-disjuncta-2.webp — Dryopteris affinis var. disjuncta

img/dryopteris-affinis-affinis-disjuncta-3.webp — Dryopteris affinis var. disjuncta - Pinnae

img/dryopteris-affinis-affinis-disjuncta-4.webp — Dryopteris affinis var. disjuncta - Pinnae

img/dryopteris-affinis-affinis-disjuncta-5.webp — Dryopteris affinis var. disjuncta - Pinnules

img/dryopteris-affinis-affinis-disjuncta-6.webp — Dryopteris affinis var. disjuncta - Pinnules, abaxial side showing indusia

img/dryopteris-affinis-affinis-disjuncta-7.webp — Dryopteris affinis var. disjuncta - Basal pinnae

img/dryopteris-affinis-affinis-disjuncta-8.webp — Dryopteris affinis var. disjuncta - Black spot at the junction of a pinna with the rachis

img/dryopteris-affinis-affinis-disjuncta-9.webp — Dryopteris affinis var. disjuncta - Petiole showing reddish-brown scales

img/dryopteris-affinis-affinis-disjuncta-10.webp — Dryopteris affinis var. disjuncta

img/dryopteris-affinis-affinis-disjuncta-11.webp — Dryopteris affinis var. disjuncta

img/dryopteris-affinis-affinis-disjuncta-12.webp — Dryopteris affinis var. disjuncta - Pinnae

img/dryopteris-affinis-affinis-disjuncta-13.webp — Dryopteris affinis var. disjuncta - Pinnules

img/dryopteris-affinis-affinis-disjuncta-14.webp — Dryopteris affinis var. disjuncta - Black spots at the junction of the pinnae with the rachis

img/dryopteris-affinis-affinis-disjuncta-15.webp — Dryopteris affinis var. disjuncta - Petiole showing reddish-brown scales

Sources

Belhacène, L. (2015). État des connaissances pour le complexe Dryopteris affinis s.l. en Haute-Garonne. Isatis, 15, 55-56.