Relicina connivens (Kurok.) Hale

Relicina connivens

Relicina connivens (Kurokawa) Hale, 1974:484.

Parmelia connivens Kurokawa in Hale and Kurokawa, 1964: 142 [type collection: Milne Bay district, Papua, New Guinea, Hoogland 4726 (BM, holotype; L, US, isotypes)].

Thallus adnate on bark, coriaceous, 3–10 cm in diameter; lobes sublinear-elongate, 1–3 mm wide; upper surface plane to convex, becoming rugulose, continuous to faintly maculate; bulbate cilia large, becoming globose; lower surface black, densely rhizinate, the rhizines black, simple to irregularly densely branched. Apothecia common (frequency 86%), adnate, 1–2.5 mm in diameter, the rim ecoronate, the base retrorsely rhizinate; spores 8, 2–3 × 4–6 μm.

CHEMISTRY.—Medulla K−, C−, KC−, P−, protolichesteric and usnic acids.

HABITATS.—On trunk and canopy branches of dipterocarps in rain forest and on other trees in secondary forest at 200–850 m elevation.

DISTRIBUTION.—Philippines, Indonesia, New Guinea, Guam, and the Solomon Islands.