Preliminary version 1 June 2012

Ramalina hoehneliana Müll. Arg.

Flora 73: 337 (1890)

Synonym: Index Fungorum

Type: "Ad arbores territorii Leikipia, alt. 15 - 2000 met.: Ritter v. Höhnel n. 179".
Kenya, Province Rift Valley, District Leikipia, surroundings of Leikipia, on trees, 15 - 2000 m, L. Ritter v. Höhnel 179 (G)

 

Thallus: pendulous, to 60 cm long, main branches subparallel with short side branches diverging at wide angles. Branches stramineous or greenish grey, solid, bilateral, flat, 4 - 6 - 10 mm wide, longitudinal ribbed, with laminal, linear or irregular pseudocyphellae, often perforate or with longitudinal cracks. Soredia absent. Apothecia lateral, marginal or laminal. Spores one-septate, some with pseudosepta, straight to strongly curved, 13 - 15 - 17 / 5 - 6 µm (Swinscow & Krog 1988: 282).

Chemistry: Usnic acid in the cortex, no medullary substances (Swinscow & Krog 1988: 282).

Ecology: Corticolous on trees in open woodland and grassland at 1800 to 2400 m, fairly common in East Africa (Swinscow & Krog 1988: 282).

Molecular data: Genbank

Distribution: Database

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