Weather (KIAH): Fog. Temperature 17.3° (5.8° higher than normal), min. 15°, max. 22°, min. over preceding two weeks is 2°. Wind speed 11.3 km/hour. Precipitation 0.0 mm, preceding two weeks 42% normal, preceding two months 110% normal.
Identified species: Acarospora socialis, Buellia spuria, Candelina submexicana, Dermatocarpon luridum, Dimelaena oreina, Fulgogasparrea appressa, Fulgogasparrea brouardii, Physcia halei, Physcia subtilis, Pleopsidium oxytonum, Psorula rufonigra, Spilonema revertens.
Firedot lichen Caloplaca on granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Firedot lichen Fulgogasparrea brouardii (Caloplaca brouardii)(?) with isidia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Firedot lichen Fulgogasparrea brouardii (Caloplaca brouardii)(?) on granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Blue-edged scale lichen (Psorula rufonigra) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Blue-edged scale lichen (Psorula rufonigra) (olivaceous) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Blue-edged scale lichen (Psorula rufonigra) (olivaceous) on a filamentous cyanolichen Spilonema revertens (black) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Slender rosette lichen (Physcia subtilis) on a granite surface in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Various lichens on a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Lichens covering granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Red firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Orange firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Dark brown crustose lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Dark brown crustose lichen Caloplaca on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Common grey crustose lichen Aspicilia (sunken disk lichen) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Sunken disk lichen Aspicilia (grey) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Dark brown crustose lichen Caloplaca growing on a yellow dispersed lichen Acarospora (cobblestone, or cracked lichen) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Cobblestone, or cracked lichen Acarospora (yellow, dispersed) on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
The most common grey crustose lichen Aspicilia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen (Xanthoparmelia) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Grey crustose lichen Aspicilia with firedot lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Grey crustose lichen Aspicilia with orange firedot lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Brown lichen Caloplaca with other crustose lichens on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Yellow cobblestone lichen Acarospora socialis and brown Caloplaca on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Sunken button lichen (Buellia spuria, ashy grey with black dots) and Aspicilia (grey) crustose lichens in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Mexican yolk lichen (Candelina submexicana) together with Aspicilia on a rock edge in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Golden moonglow lichen (Dimelaena oreina, greenish grey) and firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Speckled shield lichen (Punctelia) in a shady place in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Isidious firedot lichen Fulgogasparrea brouardii (Caloplaca brouardii)(?) together with other crustose lichens in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Isidious lichen Fulgogasparrea brouardii (Caloplaca brouardii)(?) on a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Leather lichen Dermatocarpon luridum (brownish foliose) on black granular lichen Pyrenopsis in seepage area on horizontal granite surface in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Brownish leather lichen Dermatocarpon luridum in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Leather lichen Dermatocarpon luridum with water-crust lichen Pyrenopsis in water seepage area on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Close up of leather lichen Dermatocarpon luridum in water seepage area on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Leather lichen Dermatocarpon luridum on dark brown water lichen Pyrenopsis in water seepage area on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Golden moonglow lichen (Dimelaena oreina, greenish grey) with some black granular lichen in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Leather lichen Dermatocarpon luridum and yellow stonecrop (Sedum nuttallianum) in a wet spot in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Orange and dark brown crustose lichens Caloplaca on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Dry leather lichen (Dermatocarpon) on a horizontal granite surface in shade in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Dry flakes of leather lichen (Dermatocarpon) on a horizontal granite surface in shade in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Cracked lichen Acarospora novomexicana (yellow) and firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) (red) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Gold cobblestone lichen Pleopsidium flavum (Pleopsidium oxytonum)(?) mixed with a grey crustose lichen on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Mexican yolk lichen (Candelina submexicana) together with granite rosette lichen (Physcia halei) at the edge of a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Mexican yolk lichen (Candelina submexicana) on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Narrow lobes of granite rosette lichen (Physcia halei) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Moonglow lichen (Dimelaena oreina)(?) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Flakes of leather lichen (Dermatocarpon) on a horizontal granite surface in shade in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Masses of flakes of leather lichen (Dermatocarpon) on a horizontal granite surface in a shade of big rocks in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Firedot lichen (Caloplaca) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Yellow cobblestone lichen Acarospora socialis on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Dry squamulous lichen Cladonia growing on moss Grimmia with hyaline hairpoints in shady area in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen Xanthoparmelia in shaded place in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen Xanthoparmelia and a broken limb of Christmas cactus (Tasajillo, Cylindropuntia leptocaulis) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen (Xanthoparmelia) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Rock-shield lichen (Xanthoparmelia) on cracked pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Blue-edged scale lichen (Psorula rufonigra) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Cracked lichen Acarospora novomexicana (yellow) and firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) (red) on pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Moonglow lichen (Dimelaena oreina)(?) on pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
Large granite stone covered by cracked lichen Acarospora novomexicana (yellow) and firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) (red) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018Mushroom Observer and Facebook for learning names of local mushrooms.
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