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Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Synonyms:

Collema crispum (Huds.) Weber ex F. H. Wigg.



Family: COLLEMATACEAE

Habitat: Ubiquitous

Description

    Thallus foliose up to 5 cm diam., made of numerous lobes forming more or less rosettes, frequently overlapping, curly-like, rounded at apices, margins flexuose, 1-5 mm wide, thin, wrinkled, dark-brown to olive-brown when dry, thicker but not swollen  and olive-brown to olive-brown, grey-green tinged blue when moist, upper surface with a few subglobose to slightly squamulose isidia, mostly at the lobes centers, often together with numerous small secondary lobes, lower surface often with white rhizines. Apothecia rare, 1-2 mm diam., disc flat, dark brown-red,  thalline exciple often bearing lobules. Ascospores subellipsoid or ± oval, 3-6-septate, 26-34 x 13-15 µm. Photobiont: Nostoc. Chemical spot tests negative. Not especially maritime, on calcareous substratum, sometimes on mortar of old walls in sheltered conditions near the coasts.





Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum sur mortier d'un vieux mur en bordure de mer. Landevénnec 6
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Sec Aber Rozan 2
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Aber Rozan 1
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum avec Nostoc Landévennec
Michel DAVID

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Humide Landévennec 2
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Humide Landévennec 3
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Humide Landévennec 4
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Humide Landévennec 5
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Le Loc'h 1
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Fertile Le Loc'h 2
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Fertile Le Loc'h 3
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Châteaulin
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Collema crispum Fertile. Landevénnec 7
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Blennothallia crispa Pors Poulhan 1
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Blennothallia crispa Pors Poulhan 2
Bernard BOUFFINIER

Blennothallia crispa (Huds.) Otalora, P.M. Jorg. & Wedin

Blennothallia crispa Pors Poulhan 3
Bernard BOUFFINIER



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