Flora of New Zealand Series

≡Parmelia tenuirima var. labrosa Zahlbr., Denkschr. Akad. Wiss. Wien math.-naturwiss. Kl. 104: 356 (1941).

≡Pseudoparmelia labrosa (Zahlbr.) Hale, Phytologia 28: 190 (1974).

Lectotype: New Zealand. Otago, Saddle Hill, on Pinus, J.S. Thomson V 34 – W [fide Hale (1976b: 35)].

Description : Flora (1985: 461 – as Pseudoparmelia labrosa).

Chemistry : Cortex K+ yellow; medulla K−, C+ red, KC+ red, Pd−; containing atranorin, chloroatranorin and lecanoric acid (major).

N: South Auckland (Glenbrook, Hamilton, Huntly, Te Kuiti). S: Canterbury (Christchurch, Banks Peninsula, Prices Valley, Springston, Rakaia River), Otago (Cameron Flat, Makarora, Dunedin), Southland (Queen's Park Invercargill, Tiwai Point). A: On bark of introduced and native trees and on decorticated wood (fenceposts, gates, railings), most commonly in urban and industrial habitats where it seems tolerant of moderate pollution. Known also from E and S Australia and from Chile (Elix 1994n: 128; McCarthy 2003c, 2006).

Austral

Illustrations : Hale (1976b: 33, fig. 12F – as Pseudoparmelia labrosa); McCarthy & Malcolm (2004: 55).

Parmelina labrosa is characterised by: the corticolous/lignicolous habit; the pustulate soredia arising mainly from the upper surface along coarse, blistery ridges; sparse marginal cilia; and lecanoric acid in the medulla.