Lichens Pan-Z (2007) - Flora of New Zealand Lichens - Revised Second Edition Pan-Z
Copy a link to this page Cite this record

Porina cinereonigrescens

P. cinereonigrescens (Stirt.) Müll.Arg., Bull. Herb. Boissier 2, App. 1: 91 (1894).

Verrucaria cinereonigrescens Stirt., Proc. phil. Soc. Glasgow 10: 303 (1877).

Segestria cinereonigrescens (Stirt.) Hellb., Bih. K. Sv. Vet.-Akad. Handl. 21 (3/13): 132 (1896).

Holotype: New Zealand. Near Wellington, J. Buchanan – GLAM.

Description : Thallus grey or grey-black, thin, somewhat areolate. Perithecia prominent, black, glossy, with a central ostiole. Ascospores fusiform-ellipsoidal, colourless, 3-septate, 16–23 × 5–7 μm.

N: Wellington. Known only from the type collection.

Endemic

Porina cinereonigrescens is characterised by: the corticolous habit: the grey to blackish, areolate thallus; prominent black perithecia; and 3-septate ascospores, 16–23 × 5–7 μm.

Click to go back to the top of the page
Top