Flora of New Zealand Series

Description : Flora (1985: 415–416).

N: Wellington. Recorded from the leaves of Hymenophyllum dilatatum in a collection made in 1884 by John Buchanan. Known also from Madeira, Brazil, Paraguay, New Guinea (Santesson 1952: 258). Recently recorded from Tasmania though still not known from tropical Australia (McCarthy et al. 2001; McCarthy 2003c, 2006), and from New Caledonia, Christmas I., Taiwan, and Mexico (Lücking & Kalb 2001; McCarthy 2001l; Aptroot 2003a; Herrera-Campos et al. 2004). A detailed geographical distribution for this species is presented in McCarthy (2003d: 60).

Pantropical

Illustrations : Malcolm & Malcolm (2000: 129); Flora of Australia 58A (2001: 102, pl. 52).

Porina leptosperma is characterised by: the foliicolous habit; the very small (0.1–0.15 mm diam.), globose, glossy, pale to dark red-brown perithecia; and 3-septate, fusiform to subbacillar ascospores, 15–20 × 3–4 μm.