Flora of New Zealand Series

≡Parmelia subphysodes Kremp., Verhandl. zool.-bot. Ges. Wien 30: 338 (1880).

=Parmelia billardierei var. angustior Zahlbr., Denkschr. Akad. Wiss. Wien math.-naturwiss. Kl. 104: 360 (1941).

Parmelia billardierei var. angustior. Holotype: New Zealand. Taranaki, Mount Egmont [Taranaki], on bark, i.1934, L.M. Cranwell ZA 207 – W. [abundant material in CHR (3 packets) "Lichens from Hall Libocedrus belt below Plateau Stratford Mtn Track, 18.i.1934, L.M. Cranwell H 12 – CHR 376036" – very probably isotype].

Description : Flora (1985: 194–195).

Chemistry : Cortex K+ yellow; medulla KC+ red, Pd± red; containing atranorin, chloroatranorin, physodic acid (major), 3-hydroxyphysodic acid (minor), 2'- O- methylphysodic acid, alectoronic acid, physodalic acid and protocetraric acid (present or absent) (Elix 1992).

N: Auckland (Rangitoto I.), South Auckland (Coromandel Peninsula, Pirongia, Mangaotaki Valley Pio Pio, Kaingaroa Plains), Taranaki (Mt Taranaki), Wellington (Ohakune, Tararua Ra. S: Nelson (Mt Duppa, Lake Rotoroa, Travers Valley), Westland (Greymouth, Franz Josef), Marlborough (Kaikoura), Canterbury (Arthur's Pass, Port Hills Christchurch, Mt Sinclair Banks Peninsula), Otago (Haast Pass, Paradise Dart Valley, Kakanui Mts, Horse Ra., Silver Peaks, Mt Cargill, Flagstaff Hill, Swampy Summit, Woodhaugh Gardens Dunedin, Taieri Mouth, Rongahere Gorge, Kaka Point, Black Gully Blue Mts), Southland (Cascade Cove Dusky Sound, Eglington Valley, Lake Manapouri, Alton Valley Tuatapere, Longwood Ra., Waihopai Scenic Reserve Invercargill, Awarua Bay) St: On twigs and branches. Known also from Australia and South America (Elix 1980, 1992; Galloway & Quilhot 1999; McCarthy 2003c, 2006) and recently from Oregon (McCune & Rosentreter 1997) and Thailand (Wolseley et al. 2002).

Circum-Pacific

Illustrations : Martin & Child (1972: 76, pl. 11); Filson & Rogers (1979: pl. 6B); Elix (1980: 225, fig. 27; 1992: 203, fig. 50D); Kantvilas & Jarman (1999: 70).

Hypogymnia subphysodes is characterised by: the corticolous habit; the presence of soredia; and the hollow, narrow (1.5 mm wide or less), elongated marginal and submarginal lobes.