New records of lichens and lichenicolous fungi from La Gomera (Canary Islands, Spain), including the new species: Usnea boomiana P. Clerc Author van den Boom, Pieter P. G. Arafura 16, NL- 5691 JA Son, The Netherlands pvdboom@kpnmail.nl Author Clerc, Philippe Conservatoire et Jardin botaniques de la Ville de Genève, C. P. 60, 1292 Chambésy, Switzerland Author Ertz, Damien Botanic Garden Meise, Department Bryophytes-Thallophytes, Nieuwelaan 38, 1860 Meise, Belgium text Candollea 2015 2015-12-31 70 2 165 177 http://dx.doi.org/10.15553/c2015v702a1 journal article 10.15553/c2015v702a1 2235-3658 5720974 Lecidella elaeochroma f. soralifera (Erichsen) D. Hawksw. Notes . – This mainly coastal forma ( SMITH et al., 2009 ) has been found on small branches and twigs of an Erica shrub. It is abundantly covered with apothecia and the thallus has partly yellowish soredia. This forma is not mentioned in HERNÁNDEZ-PADRÓN & PÉREZ-VARGAS (2010) . Material examined . – 3 , Er, Boom 45942 .