82 P. DIEDERICH & E. SÉRUSIAUX vitellinula auct., non (Nyl.) H. Olivier On siliceous rocks, in natural or artificial habitats. B Fl.: RRR, Mosan: RR, Ard.: RRR. L Ard.: RR. Lit.: Ma: 244-246, NL92: 151. xantholyta (Nyl.) Jatta Syn.: Leproplaca xantholyta (Nyl.) Harm. On calcareous <strong>and</strong> s<strong>and</strong>stone rocks, always in shaded, natural habitats, usually on vertical surfaces. B Mosan: AR. L Lorr.: RR. Lit.: Ertz: 19, Ma: 252-254. aractina (Fr.) Häyrén, syn. C. viridirufa auct., non (Ach.) Zahlbr. This species was reported from B Mosan on the basis <strong>of</strong> a single collection which could not be located (Ma: 244). Its presence in the area <strong>of</strong> study is very doubtful. arenaria auct., p. p., non (Pers.) Müll. Arg., see C. subpallida aurantia auct., non (Pers.) J. Steiner, see C. flavescens aurantiaca (Lightf.) Th. Fr., see C. flavorubescens caesiorufa ‘(Wibel) Flagey’. Reported from B by DG: 37, but no material seen (Ma: 145). callopisma (Ach.) Th. Fr., see C. aurantia chlorina var. cyanolepra (Nyl.) Kickx, see C. chlorina citrina var. flavocitrina (Nyl.) A. E. Wade, see C. flavocitrina (*)congrediens (Nyl.) Zahlbr., see C. grimmiae dalmatica (A. Massal.) H. Olivier, see C. dolomiticola elegans (Link) Th. Fr., see Xanthoria elegans festiva (Ach.) Zwackh, see C. crenularia fulgens (Sw.) Körb., see Fulgensia fulgens heppiana (Müll. Arg.) Zahlbr., see C. flavescens heppiana var. brevilobata (Nyl.) A. E. Wade, see C. brevilobata interfulgens auct. belg., non (Nyl.) J. Steiner, see C. maritima isidiigera Vězda, see C. chlorina lactea (A. Massal.) Zahlbr. <strong>The</strong> reports <strong>of</strong> this species from the study area refer either to C. crenulatella or to C. marmorata. See under these names. C. lactea does not occur in the study area. lobulata (Flörke) Hellb., syn. Xanthoria lobulata (Flörke) B. de Lesd. <strong>The</strong> only collection reported under this name from the study area is C. vitellinula (Ma: 207-208). murorum (Ach.) Th. Fr., see C. saxicola murorum auct. p. p., non (Ach.) Fr., see C. biatorina pyracea (Ach.) Th. Fr., see C. holocarpa sarcopisioides (Körb.) Zahlbr., see under C. obscurella stillicidiorum (Vahl) Lynge, see C. cerina var. chloroleuca (*)tenuata auct., non (Nyl.) Zahlbr., see C. polycarpa (*)tenuatula (Nyl.) Zahlbr., see C. polycarpa tetrasticha (Nyl.) H. Olivier, see C. ochracea ulcerosa Coppins & P. James. <strong>The</strong> collection from B Mar. referred to this species by Ma: 259 is a shade form <strong>of</strong> C. citrina. velana auct., non (A. Massal.) Du Rietz, see C. dolomiticola virescens (Sm.) Coppins. This species was mentioned from B by Ma: 241-244 <strong>and</strong> Purvis et al. (1992: 159), but the corresponding material is now included in C. chlorina. viridirufa, auct., non (Ach.) Zahlbr., see C. aractina CANDELARIA A. Massal. concolor (Dicks.) Stein Corticolous, mainly on isolated trees along roads, in villages or in orchards, usually in nitrophilous conditions. B Mar.: RR, Fl.: AR, Camp.: RRR, Brab.: AC, Mosan: AR, Ard.: AR, Lorr.: RR. L Ard.: R, Lorr.: AR. Lit.: DSL: 242-243, Ho: 109, 567, La66: 359-363, WS: 32, 66. CANDELARIELLA Müll. Arg. aurella (H<strong>of</strong>fm.) Zahlbr. On calcareous or s<strong>and</strong>stone rocks, walls, mortar, concrete, asbestos, etc., especially common in urban areas, exceptionally corticolous. B AC-CC. L AC-CC. Lit.: Ho: 101, 110, Mü1: 152, NL84: 12, NL92: 151, NL93: 42, VGH: 114. coralliza (Nyl.) H. Magn. On siliceous <strong>and</strong> rarely s<strong>and</strong>stone rocks, in exposed <strong>and</strong> nitrophilous conditions, only in natural habitats. B Mosan: R, Ard.: AR. L Ard.: AR, Lorr.: RR. Lit.: Di: 78, La68: 77-78, Mü1: 152, NL92: 168, Sé: 137. medians (Nyl.) A. L. Sm. On man-made calcareous substrates, always in nitrophilous conditions. B Mar.: AR, Fl.: AR, Brab.: RR, Mosan: RRR. L Ard.: RRR, Lorr.: RRR. Probably overlooked. Lit.: La69: 106, NL92: 151, VGH: 114, Zwaenepoel et al. (1994: 37).
THE LICHENS OF BELGIUM AND LUXEMBOURG. AN ANNOTATED CHECKLIST 83 reflexa (Nyl.) Lettau Corticolous, mainly in orchards on Malus <strong>and</strong> Pyrus or on roadside trees, rarely in forests, exceptionally on corticolous mosses, always in nitrophilous conditions. B AR-C. L Ard.: AR, Lorr.: C. Lit.: Di: 79-80. vitellina (H<strong>of</strong>fm.) Müll. Arg. Syn.: Callopisma vitellinum (H<strong>of</strong>fm.) Bagl. Saxicolous, on siliceous <strong>and</strong> s<strong>and</strong>stone rocks, exceptionally terricolous, rarely corticolous, especially at the base <strong>of</strong> isolated trees, <strong>of</strong>ten in polluted areas or close to farms. B AC-CC. L AC-CC. Lit.: Ca: 87-88, Di: 80-81, DSL: 242, Ho: 111, NL93: 42-43. xanthostigma (Ach.) Lettau Corticolous, in orchards (e. g. on Malus), but also on trees in forests or along roads (e. g. Fraxinus, Populus, Tilia, Ulmus). B Mar.: AC, Fl.: C, Camp.: C, Brab.: AC, Mosan, Ard., Lorr.: AR. L Ard.: R, Lorr.: AC. Lit.: Ca: 90-91, Di: 81-82, DSL: 241-242, Ho: 113, NL84: 13, Qu: 82-83, VGH: 114. CAPRONIA Sacc. *peltigerae (Fuckel) D. Hawksw. Syn.: Enchnosphaeria peltigerae (Fuckel) Sacc. On Peltigera didactyla <strong>and</strong> P. rufescens. B Mosan: RRR. L Lorr.: R (AC in the southwestern part). F Mar.: RRR (
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