Lichens (1985) - Flora of New Zealand Lichens
Copy a link to this page Cite this record

Diploschistes scruposus (Schreb.) Norman

D. scruposus (Schreber) Norman, Nyt Mag. Naturvid. 7: 232 (1853).

Lichen scruposus Schreber, Spic. fl. lips.: 133 (1771).

Thallus pale to dark grey, sometimes with a yellowish tinge, roughened, warted-areolate, irregularly spreading or ± suborbicular 1-5 cm diam., saxicolous. Apothecia urceolate at first, emerging and opening out to reveal small, black, ± pruinose discs, proper margin visible within a thalline margin. Hypothecium black. Ascospores at first 5-septate becoming muriform, 22-40 × 10-18 µm. Chemistry: thallus K+ yellow, C+ red. Diploschistesic and lecanoric acids.

S: Otago (Mt Watkin, Maungatua). Subalpine to alpine rocks. Probably more widely distributed in Canterbury, Central Otago and Marlborough east of the Main Divide.

Cosmopolitan

Click to go back to the top of the page
Top