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Lathagrium auriforme
Nomenclature
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Family: CollemataceaeGenus: Lathagrium
Species:
Lathagrium auriforme
SUMMARY
Thallus 2-4 (-10) cm diam., foliose, ± rounded, ± loosely attached and partly ascending, ± deeply and irregularly lobed, rather thick, notably swollen and pulpy (0.5 mm thick) when wet. Lobes to 10 mm wide, few, large and ear-like, often rounded, minutely striate or wrinkled when dry, with an entire or sometimes indented margin. Upper surface dark olive-green to brownish black, rarely blue-grey. Isidia often numerous, crowded, globose or clavate, rarely branched, particularly conspicuous when wet.
Anamorph: information not available.
Teleomorph: ascomata apothecia, rather rare, often ± immersed when young. Disc 2-3 mm diam., with an entire, granular-isidiate thalline exciple. Ascospores 26-36 × 8.5-13 μm, ellipsoidal to ovoid, submuriform.