Allographa stictilabiata (Patwardhan & C. R. Kulkarni) J. Kalb & Kalb, 2017

Kalb, Jutarat & Kalb, Klaus, 2017, New lichen species from Thailand, new combinations and new additions to the Thai lichen biota, Phytotaxa 332 (2), pp. 141-156 : 145

Allographa stictilabiata (Patwardhan & C. R. Kulkarni) J. Kalb & Kalb , comb. nov. ( Figs. 1 E, 1F )

Mycobank MB823326

Basionym:— Graphina stictilabiata Patw. & C. R. Kulk., Biovigyanam 5: 7 (1979).

This species is characterized by its beige to brownish green, smooth thallus, emergent to sessile, simple ascomata with a constricted base and striate labia, asci with 1 (–2) muriform, amyloid ascospores, 110–200 × 30–65 μm and the presence of stictic acid.

Distribution and habitat:—The species is reported from several provinces in India and here for the first time from Thailand. It was found growing on the bark of deciduous trees in semi-evergreen forests and moist secondary forests.

Material from Thailand examined:— Nakhon Ratchasima province: Khao Yai National Park, former golf course region, in a moist secondary forest, ± 715 m, 14°25’29’’ N, 101°22’17’’ E, 12 March 2011, K. Kalb & V. Poengsungnoen 38768, det. R. Lücking (Hb. K. Kalb).

Remarks:— Allographa stictilabiata is a new addition to the Thai lichen biota.

Figures

FIGURE 1. A. Acanthothecis consocians (J.S. & K.K., KK37067; scale 0.5 mm); B. Caloplaca bassiae (J.K. & K.K, KJK 41911; scale 0.4 mm); C. Chapsa pulchra (K.K. et al., KK 39153; scale 0.5 mm); D. Constrictolumina leucostoma (K.K. et al., KK 40863; scale 0.5 mm); E. Allographa stictilabiata, section through ascoma showing the striate exciple (scale 100 μm); F. Allographa stictilabiata (K.K. & Poengsungnoen, KK 38768; scale 1 mm); G. Graphis aphaneomicrospora (K.K. et al., KK 38387; scale 0.8 mm); H. Graphis balaghatensis (J.S. & K.K., KJK 41380; scale 0.5 mm).