Flora of New Zealand Series

≡Collema cladodes Tuck., Gen. Lich.: 89 (1872).

Description : Thallus pulvinate or tufted, to 5 mm diam., at first a rosette of short, flattened squamules, that at length elongates into cylindrical, dichotomously or subdichotomously branching, minutely wrinkled lobes, 0.1–0.2 mm diam., and to 2 mm long, the lobe ends swelling to produce hormocystangia, 0.15–0.3 mm diam., that eventually rupture and become cup-like. Apothecia not seen.

S: Marlborough (Schoolhouse Bay, Queen Charlotte Sound), Canterbury (Cave Stream). On coastal rocks and inland on damp, limestone outcrops. Known also from Great Britain, Europe, Scandinavia and North America (Degelius 1945; Coppins et al. 1992a; Santesson 1993; Esslinger & Egan 1995; Scholz 2000; Schultz 2004b).

?Bipolar

Illustration : Degelius (1945: 421, figs 1, 2; 423, fig. 3; 426, fig. 4; tab. 1); Coppins et al. (1992: 343, fig. 17).

Lempholemma cladodes is characterised by: the saxicolous habit; the minutely shrubby thallus, the lobes to 2 mm long and 0.15–0.3 mm diam., with swollen lobe ends producing globular to cup-shaped hormocystangia.