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Ramalina bourgeana * Mont. ex Nyl. (281) On volcanic rocks. Thallus rigid, erected; lobes up to some cm diam., not linear; upper surface usually reticulately ridged; without isidia, soralia or pseudocyphellae; lower side only weakly ridged; apothecia often numerous; disc up to 1 cm diameter, flat to concave; margin crenate. A very variable species. Medulla K+ red, C-, Pd+ deep orange. E; Canary Islands; La Gomera-NW; w of Vallehermoso (hiking path Botan. Garden --> Ermita St. Clara). |
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Ramalina bourgeana Mont. ex Nyl. (281) On volcanic rocks. E; Canary Islands; La Gomera-NW; w of Vallehermoso (hiking path Botan. Garden --> Ermita St. Clara). |
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Ramalina bourgeana Mont. ex Nyl. (281) On volcanic rocks. E; Canary Islands; La Gomera-NW; w of Vallehermoso (hiking path Botan. Garden --> Ermita St. Clara). |
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Ramalina bourgeana Mont. ex Nyl. (281) On volcanic rocks. E; Canary Islands; La Gomera-NW; w of Vallehermoso (hiking path Botan. Garden --> Ermita St. Clara). |
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Ramalina bourgeana Mont. ex Nyl. (281) On volcanic rocks. Application with K and Pd. E; Canary Islands; La Gomera-NW; w of Vallehermoso (hiking path Botan. Garden --> Ermita St. Clara). |
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Ramalina bourgeana * Mont. ex Nyl. (289) On volcanic rocks. Medulla K+ red, C-, KC-, Pd+ orange. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina bourgeana Mont. ex Nyl. (289) On volcanic rocks. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina bourgeana Mont. ex Nyl. (289) On volcanic rocks. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina bourgeana Mont. ex Nyl. (289) On volcanic rocks. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina bourgeana Mont. ex Nyl. (289) On volcanic rocks. Application with K and Pd. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina bourgeana * Mont. ex Nyl. (317) Wall of the house in El Tion. E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Ramalina bourgeana Mont. ex Nyl. (317) Wall of the house in El Tion. E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Ramalina decipiens Mont. (47) On volcanic rocks (terrace wall). Thallus 5.5 cm long; lobes up to 5 mm wide, occasionally branched, ± flat, often longitudinally striated; pseudocyphellae inconspicuous; isidia and soralia absent; apothecial disc concave; margin crenate; pycnidia common, marginal, laminal and terminal, ostioles black. Thallus K+ red, Pd+ orange. E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina decipiens Mont. (47) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina decipiens Mont. (47) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina decipiens Mont. (47) On volcanic rocks (terrace wall). Spot tests with K and Pd. E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina hamulosa Krog & Östhagen (528) Saxicolous, on volcanic rocks. Thallus fragile, consisting of some moderately branched laciniae; laciniae stramineous, shiny, terete; with divergent branchlets, terminating in nodules or hook-shaped structures. K+ orange-brown, C-, KC-, Pd+ orange. E; Canary Islands; La Gomera-W; sw of Arure (walking path to Taguluche). |
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Ramalina huei Harm. (280) On branches of Pinus canariensis. Thallus pendulous (6 cm long); laciniae up to 7 mm wide near the holdfast; pseudocyphellae laminal and lateral (conspicuous especially at the base of laciniae), when these are lateral, they often induce separation of upper and lower cortex layers, thus exposing the medulla; apothecia lateral (up to 5 mm diam.); disc deeply concave; margin occasionally with extensions. Spot tests all negative (KC+ blue-green). Often together with R. implectens. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina huei Harm. (280) On branches of Pinus canariensis. Pseudocyphellae. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina huei Harm. (280) On branches of Pinus canariensis. Apothecia. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina implectens * Nyl. (279) On branches of Pinus canariensis. Thallus (resembles Usnea spec.) subpendulous, up to 15 cm long; lobes (laciniae) strap-shaped, smooth, +- canaliculate, divergently branched, with lateral branchlets; pseudocyphellae not evident; apothecia common, in distal half of branches, up to 5 mm diam.; disc concave. Thallus K+ red, C-, Pd+ orange. Often together with R. huei. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina implectens Nyl. (279) On branches of Pinus canariensis. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina implectens Nyl. (279) On branches of Pinus canariensis. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina implectens Nyl. (279) On branches of Pinus canariensis. Application with K and Pd. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Ramalina implectens??? Nyl. (286) On vertical volcanic rocks. Thallus subpendulous, up to 8 cm long; lobes (laciniae) strap-shaped (- 1.5 mm broad), smooth, divergently branched, with lateral branchlets; pseudocyphellae not evident; apothecia not seen; pycnidia black, lateral and marginal; ostioles pale. Thallus K+ red, C-, Pd+ orange. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina implectens??? Nyl. (286) On vertical volcanic rocks. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina implectens??? Nyl. (286) On vertical volcanic rocks. Pycnidia with pale ostioles. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina implectens??? Nyl. (286) On vertical volcanic rocks. Application wit K and Pd. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina krogiae Guissard & Sérus. (48) On volcanic rocks (terrace wall). Thallus up to 3 cm, brownish near the base; lobes solid, flat, subterete near apices, up to 5 mm broad, ends finely divided; granular soralia marginal or with coarse, corticate granules (photos 5/6); apothecia rare, lateral (photo 4). Thallus K-, Pd-. E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina krogiae Guissard & Sérus. (48) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina krogiae Guissard & Sérus. (48) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina krogiae Guissard & Sérus. (48) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina krogiae Guissard & Sérus. (48) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina krogiae Guissard & Sérus. (48) On volcanic rocks (terrace wall). E; Canary Islands; La Gomera-MW; hiking path between Las Hayas and El Cercado. |
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Ramalina krogiae Guissard & Sérus. (242) On vertical volcanic rocks. Thallus up to 8 cm; lobes solid, flat, subterete near apices, ends finely divided; granular soralia marginal or with coarse, corticate granules; apothecia rare. Test spots all negative. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina krogiae Guissard & Sérus. (242) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina krogiae Guissard & Sérus. (242) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina krogiae Guissard & Sérus. (242) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina krogiae Guissard & Sérus. (242) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina nodosa Krog & Östhagen (427) On vertical volcanic rocks. Thallus saxicolous, erect to subpendulous, up to 2 cm long; laciniae stramineous, branched, subterete to terete, with numerous nodules; +-shiny; apothecia not seen. Thallus K-, C+- yellowish, KC+ yellow. Pd-. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n Ermita de Comoto: near Chijere.
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Ramalina nodosa Krog & Östhagen (427) On vertical volcanic rocks. Thallus saxicolous, erect to subpendulous, up to 2 cm long; laciniae stramineous, branched, subterete to terete, with numerous nodules; +-shiny; apothecia not seen. Thallus K-, C+- yellowish, KC+ yellow. Pd-. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n Ermita de Comoto: near Chijere. |
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Ramalina nodosa Krog & Östhagen (427) On vertical volcanic rocks. Thallus saxicolous, erect to subpendulous, up to 2 cm long; laciniae stramineous, branched, subterete to terete, with numerous nodules; +-shiny; apothecia not seen. Thallus K-, C+- yellowish, KC+ yellow. Pd-. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n Ermita de Comoto: near Chijere. |
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Ramalina nodosa Krog & Östhagen (427) On vertical volcanic rocks. Thallus saxicolous, erect to subpendulous, up to 2 cm long; laciniae stramineous, branched, subterete to terete, with numerous nodules; +-shiny; apothecia not seen. Thallus K-, C+- yellowish, KC+ yellow. Pd-. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n Ermita de Comoto: near Chijere. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. Thallus soft, up to 4.5 cm long; holdfast not clearly delimited; laciniae (lobes) up to 3 mm broad, hollow in parts (inflated), often fenestrate and perforate (caused by breaking pseudocyphellae); no soralia but soredia emerging on inside surfaces of the lobes; apothecia not seen. Spot tests all negative. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. Thallus soft, up to 2 cm long; laciniae (lobes) up to 3 mm broad, hollow in parts (inflated), often fenestrate and perforate (caused by breaking pseudocyphellae); no soralia/isidia; apothecia subapical/apical, spurred (up to 5 mm diam.); disc concav to flat. Spot tests: K-, C-, KC+ gelb; Pd-. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. Lower side. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. Thallus soft, up to 4 cm long; laciniae (lobes) up to 2 mm broad, hollow in parts (inflated), often fenestrate and perforate (caused by breaking pseudocyphellae); no soralia/isidia; apothecia subapical/apical, spurred (up to 5 mm diam.); disc flat to slightly convex. Thallus P+ orange. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina pitardii Hue (241) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (40) On volcanic rocks. Thallus up to 5 cm, erect, branched, resembling R. farinacea; lobes flattened; soralia marginal, well delimited, rounded or elliptical, concave to flat; with coars granular soredia, sometimes with projections (photo 4); apothecia rare, laminal marginal or subterminal (photo 5). Thallus K+- yellowish; soralia Pd+ orange (red). E; Canary Islands; La Gomera-M; e of Chipude: Fortaleza (via ferrata). |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (40) On volcanic rocks. E; Canary Islands; La Gomera-M; e of Chipude: Fortaleza (via ferrata). |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (40) On volcanic rocks. E; Canary Islands; La Gomera-M; e of Chipude: Fortaleza (via ferrata). |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (40) On volcanic rocks. E; Canary Islands; La Gomera-M; e of Chipude: Fortaleza (via ferrata). |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (40) On volcanic rocks. E; Canary Islands; La Gomera-M; e of Chipude: Fortaleza (via ferrata). |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (244) On vertical volcanic rocks. Thallus up to 6 cm, erect, branched, resembling R. farinacea; lobes flattened; soralia marginal, well delimited, rounded or elliptical, concave to flat; with coars granular soredia. Thallus K+ red, C-; thallus/soralia Pd+ orange. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (244) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (244) On vertical volcanic rocks. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (244) On vertical volcanic rocks. Soralia. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (244) On vertical volcanic rocks. Application with K and Pd. E; Canary Islands; La Gomera-NW; s of Vallehermoso: Camino Forestal de la Meseta. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (287) On vertical volcanic rocks. Thallus up to 3 cm, erect, branched, resembling R. farinacea; lobes flattened, terete at apices; soralia marginal, well delimited, rounded or elliptical, flat to convex; with coars granular soredia; sometimes with projections. Thallus K+ yellow (soralia K+ red), C-, KC-; thallus/soralia Pd+ orange --> reddish. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (287) On vertical volcanic rocks. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (287) On vertical volcanic rocks. Soralia, projections. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Ramalina subfarinacea (Nyl. ex Cromb.) Nyl. (287) On vertical volcanic rocks. Application with K and Pd. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Rhizocarpon geographicum (L.) DC. (522) Saxicol, on volcanic rocks. Thallus areolate, often mosaic-forming; areoles delimited by a black hypothallus; apothecia black, irregular in shape, up to 1.5 mm diam., sitting between the areoles. Medulla K-, KC and C red (or no reaction), Pd+ orange-red (or no reaction); UV bright orange. E; Canary Islands; La Gomera-MSW; ese of Chipude: hiking path between Fortaleza and Igualero. |
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Rhizocarpon geographicum (L.) DC. (522) Saxicol, on volcanic rocks. E; Canary Islands; La Gomera-MSW; ese of Chipude: hiking path between Fortaleza and Igualero. |
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Rhizocarpon geographicum (L.) DC. (537) Saxicol, on volcanic rocks. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Rhizocarpon geographicum (L.) DC. (537) Saxicol, on volcanic rocks. Ascospores. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Rinodina beccariana var. lavicola (Steiner) Matzer & Mayrhofer (485) Saxicol; on volcanic rocks. Thallus crustose, pale grey, areolate; apothecia (-1 mm diam.), semi-immersed at first, later sessile; disc black, +- flat; thalline margin excluded with age, proper margin lecideine, persistent; epithecium brown; hymenium colourless (110 μm); hypothecium colourless; asci 8-spored; ascospores 1-septate, brown, 17-24.5 x (7.7-14 μm), Pachysporaria-type (with rounded lumina); photobiont green. Thallus K+ yellow, C-, KC+ orange, P+- yellow. E; Canary Islands; La Gomera-NNW; se of Vallehermoso; nw of El Tion; near Garabato. (Ident. V. Wirth). New to La Gomera.
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Rinodina beccariana var. lavicola (Steiner) Matzer & Mayrhofer (485) Saxicol; on volcanic rocks. E; Canary Islands; La Gomera-NNW; se of Vallehermoso; nw of El Tion; near Garabato. (Ident. V. Wirth). |
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Rinodina beccariana var. lavicola (Steiner) Matzer & Mayrhofer (485) Saxicol; on volcanic rocks. E; Canary Islands; La Gomera-NNW; se of Vallehermoso; nw of El Tion; near Garabato. (Ident. V. Wirth). |
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Rinodina beccariana var. lavicola (Steiner) Matzer & Mayrhofer (485) Saxicol; on volcanic rocks. Microscopic details. E; Canary Islands; La Gomera-NNW; se of Vallehermoso; nw of El Tion; near Garabato. (Ident. V. Wirth). |
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Roccella fuciformis * (L.) DC. (283) On volcanic rocks. Thallus consisting of flat and smooth branches; soralia marginal, well delimited, granular; holdfast black and white. Cortex C-; subcortex C-; soralia C+ red. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Roccella fuciformis * (L.) DC. (283) On volcanic rocks. Together with R. tinctoria. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Roccella phycopsis * (Ach.) Ach. (319) On a house wall, made of volcanic rocks. Thallus consisting of terete, foveate or nearly smooth branches; soralia well delimited, with granular soredia; holdfast yellow. Thallus K-; cortex C+ red; soralia C+ red !). E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Roccella phycopsis (Ach.) Ach. (319) On a house wall, made of volcanic rocks. Holdfast. E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Roccella phycopsis (Ach.) Ach. (319) On a house wall, made of volcanic rocks. Application with C. (The red color fades very quickly). E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Roccella tinctoria * DC. (282) On volcanic rocks. Thallus consisting of terete, foveate or smooth branches; soralia well delimited, granular; holdfast black and white. Thallus K-; cortex C-; subcortex C+ red; soralia C+ red. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Roccella tinctoria * DC. (282) On volcanic rocks. R. tinctoria together with R. fuciformis. E; Canary Islands; La Gomera-NW; hiking path between Vallehermoso (Botanical Garden) and Ermita Santa Clara. |
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Roccella tinctoria DC. (285) On volcanic rocks. Cortex C-; subcortex C+ red; soralia C+ red. E; Canary Islands; La Gomera-MW; nnw of Arure: hiking path to Alojera. |
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Roccella tinctoria * DC. (320) On a house wall, made of volcanic rocks. Thallus consisting of terete, foveate or smooth branches; no soralia; apothecia in statu nascendi, disc pruinose; holdfast brownish. Thallus K-; cortex C-; subcortex C+ red. E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Roccella tinctoria DC. (320) On a house wall, made of volcanic rocks. Holdfast brown. E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Roccella tinctoria DC. (320) On a house wall, made of volcanic rocks. Initial stages of apothecia. E; Canary Islands; La Gomera-NW; se of Vallehermoso: El Tion. |
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Roccella tinctoria DC. (426) Saxicolous, on volcanic rocks. Holdfast dark; cortex C-; soralia C+ red. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Roccella tinctoria DC. (426) Saxicolous, on volcanic rocks. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Roccella tinctoria DC. (426) Saxicolous, on volcanic rocks. With an apothecium; soralia small.. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Rufoplaca arenaria Arup, Söchting & Fröden (417) (syn. Caloplaca arenaria/subpallida). Saxicolous, on volcanic rocks. Thallus inconspicuous; owergrowing other crustose lichens; apothecia up to 0,7 mm diam., rounded to flexuose, disc flat, dark (red)orange; margin prominent, persistent, sometimes minutely crenulate, slightly paler than disc; asci 8-spored; ascospores colourless, polarilocular (10.5-14 x 7-8.8 µm); photobiont chlorococcoid. Thallus K-, apothecia: K+ purple. Characterized by the orange-red disc, with a persistent margin and a thin, inconspicuous thallus. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Rufoplaca arenaria Arup, Söchting & Fröden (417) (syn. Caloplaca arenaria/subpallida). Saxicolous, on volcanic rocks. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Rufoplaca arenaria Arup, Söchting & Fröden (417) (syn. Caloplaca arenaria/subpallida). Saxicolous, on volcanic rocks. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Rufoplaca arenaria Arup, Söchting & Fröden (417) (syn. Caloplaca arenaria/subpallida). Saxicolous, on volcanic rocks. Microscopic details. E; Canary Islands; La Gomera-M; R16 between Casa Olsen and Imada: Lomo de las Cardos. |
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Rufoplaca arenaria (Pers.) Arup, Söchting & Fröden (434) (syn. Caloplaca arenaria/subpallida). Saxicolous, on volcanic rocks. Thallus inconspicuous, +- immersed in substratum, pale grey; apothecia up to 0.7 mm diam., rounded to flexuose, disc flat, dark orange; proper margin +- elevated, persistent, concolourous; ascospores polarilocular, septum 4-6 µm (13.3- 16.5 x 7.0-7,7µm). Thallus K-, apothecia: K+ purple. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n of the Ermita de Coromoto; surroundings of Chijere. |
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Rufoplaca arenaria (Pers.) Arup, Söchting & Fröden (434) Saxicolous, on volcanic rocks. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n of the Ermita de Coromoto; surroundings of Chijere. |
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Rufoplaca arenaria (Pers.) Arup, Söchting & Fröden (434) Saxicolous, on volcanic rocks. Microscopic details. E; Canary Islands; La Gomera-NW; nnw of Vallehermoso; n of the Ermita de Coromoto; surroundings of Chijere. |