Flora of New Zealand Series

Description : Flora (1985: 382).

Chemistry : TLC−, all reactions negative.

S: Marlborough (Kaikoura, Hapuka River), Canterbury (Peel Forest, near Winchester). On smooth bark, lowland, coastal. Known also from Uruguay, Paraguay, Argentina and Australia (Hayward 1977; Archer 2001d; McCarthy 2003c, 2006).

Palaeotropical

Illustrations : Hayward (1977: 572, fig. 6D; 575, fig. 8E); Archer (2001d: 332, fig. 1A; 334, fig. 2A).

Phaeographina arechavaletae is characterised by: the corticolous habit; the whitish grey to greenish grey, smooth, shining thallus; immersed, unbranched lirellae with a definite, black, proper exciple; 8-spored asci; brown, muriform (6 × 2–3-locular) ascospores, 28–36 × 10–15 μm; and no secondary compounds in the medulla.