Flora of New Zealand Series

Scyphophorus sulphurinus Michaux, Fl. bor.-Am. 2: 238 (1803).

Primary squamules larger than in C. deformis, 5-10 mm long and 2.5-5 mm wide, incised-lobate, persistent or disappearing, upper surface yellowish-glaucescent, lower surface white, pale to dark brown or blackened centrally, occasionally sorediate. Podetia 20-85 mm tall, 2-10 mm wide, terete, with or without cups, cups gradually flaring from base, more irregular than in C. deformis, marginal proliferations prominent, sterile podetia tapering towards apices, sides often fissured and split. Cortex densely farinose-sorediate, yellowish-grey or yellowish, often ± corticate or squamulose at base. Apothecia red, sessile, on cup margins. Chemistry: Cortex K-, C-, KC+ yellowish, Pd-. Squamatic (UV+) and usnic acids.

N: South Auckland (Volcanic Plateau) southwards. S: Otago - Southland. On peat soils, especially below Leptospermum.

Cosmopolitan

C. sulphurina formerly known as C. gonecha [see Ahti Annls bot. fenn. 15: 9 (1978)] is related to C. deformis (see above).