. Bulletin of the British Museum (Natural History). Botany; Botany. PARMELIA (AMPHIGYMNIA) IN EAST AFRICA East African record Kenya. Eastern Province, Machakos District, Ol Doinyo Sapuk, 20 km SE of Thika, 2 K 1/108. 20. Parmelia euneta Stirton 181 Fig. 9 Scott. Nat. 4:298 (1877-78).—Parmotrema eunetum (Stirton) Hale, Phytologia 28:336 (1974). Type: Africa (tropical), Victoria, Thomson (BM—holotype). [TLC: gyrophoric acid, atranorin.] Parmelia composita Hale, Phytologia 23 : 243 (1972).—Parmotrema compositum (Hale) Hale, Phytologia 28 : 335 (1974). Type: Tanzania, Arusha Province, Mt Meru
. Bulletin of the British Museum (Natural History). Botany; Botany. PARMELIA (AMPHIGYMNIA) IN EAST AFRICA East African record Kenya. Eastern Province, Machakos District, Ol Doinyo Sapuk, 20 km SE of Thika, 2 K 1/108. 20. Parmelia euneta Stirton 181 Fig. 9 Scott. Nat. 4:298 (1877-78).—Parmotrema eunetum (Stirton) Hale, Phytologia 28:336 (1974). Type: Africa (tropical), Victoria, Thomson (BM—holotype). [TLC: gyrophoric acid, atranorin.] Parmelia composita Hale, Phytologia 23 : 243 (1972).—Parmotrema compositum (Hale) Hale, Phytologia 28 : 335 (1974). Type: Tanzania, Arusha Province, Mt Meru, E slope, c. 2 km N of Kitoto Camp, alt. 2400 m, Santesson 22985a (UPS—holotype, BM—isotype). [TLC: gyrophoric acid, norstictic acid, atranorin.] Parmelia spilota Hale, Phytologia 27:3 (1973).—Parmotrema spilotum (Hale) Hale, Phytologia 28:339 (1974). Type: Tanzania, Horombo Hut, Kilimanjaro, 3750 m, 9 January 1969, H. D. Griffin (O—isotype). [TLC: norlobaridone, norstictic acid, atranorin.] Thallus corticolous or saxicolous, membranaceous to somewhat coriaceous, loosely attached, pale grey to grey-green. Lobes (0*5) 1-2 (3) cm broad, entire, crenate, or irregularly incised, ciliate, cilia 1-3 (4) mm long. Upper side strongly maculate, cracked in older parts, here and there with discoloured areas. Medulla white, with occasional patches of an ochraceous, K+ purple pigment (skyrin) near the lower cortex. Underside black, with a brown, naked marginal zone, sometimes white mottled underneath the apothecia, rhizines coarse or slender, often branched, sparse to abundant, unevenly distributed. Soralia and isidia absent. Apothecia submarginal, stipitate on more or less swollen stipes, thalline exciple rugose, thalline margin crenate-dentate, disc up to 2 cm in diameter, commonly perforate but sometimes imperforate and radially split, spores 20-26 (30) x 12-15 (17)/zm, relatively thick-walled. Conidia filiform, 12-16 (20) jum long. TLC: (1) gyrophoric acid, ± norstictic
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