![](../../pictures/archives/compress/2019/2530/jpeg/21t.jpg) Lecanora lichen on a small oak in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/24t.jpg) Lecanora lichen together with Pertusaria and Haematomma persoonii in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/05t.jpg) Lecanora lichen on an oak twig in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/20t.jpg) Mealy rim-lichen (Lecanora strobilina) on an oak in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/07t.jpg) Frosted rim-lichen (Lecanora caesiorubella) on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2450/jpeg/12t.jpg) Pale brown Lecanora lichen on an oak in Lick Creek Park. College Station, Texas, February 20, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/15t.jpg) Pale brown Lecanora lichen on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/29t.jpg) Mealy rim-lichen (Lecanora strobilina) on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/08t.jpg) Frosted rim-lichen (Lecanora caesiorubella), to the left, in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/11t.jpg) Frosted rim-lichen (Lecanora caesiorubella) on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/02t.jpg) Mealy rim-lichen (Lecanora strobilina) on bark of oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/04t.jpg) Sunken bloodspot lichen (Haematomma persoonii) and Lecanora on oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/23t.jpg) Lecanora and Buellia lichens on a small oak in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2020/2636/jpeg/32t.jpg) Mealy rim-lichen (Lecanora strobilina) on a dry oak in Lick Creek Park. College Station, Texas, January 23, 2020
![](../../pictures/archives/compress/2019/2450/jpeg/29t.jpg) Lichen Phaeophyscia kairamoi in wet condition on an iron sculpture in abandoned TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 22, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/32t.jpg) Ramalina(?) lichen on a fallen twig of oak in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/14t.jpg) Southern crimson dot lichen (Ramboldia russula) in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/13t.jpg) Perforated ruffle lichen (Parmotrema perforatum) in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/12t.jpg) Octopus-like palmetto lichen (Ramalina celastri) in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/20t.jpg) Sunken bloodspot lichen (Haematomma persoonii) in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/18t.jpg) Bushy beard lichen (Usnea strigosa) fallen from an oak in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/27t.jpg) Perforated ruffle lichen (Parmotrema perforatum) on a twig in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/11t.jpg) Saucer lichen Ochrolechia pallescens on a fallen oak twig in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/30t.jpg) Medallion lichen (Dirinaria confusa) on a fallen oak branch in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/09t.jpg) Perforated ruffle lichen (Parmotrema perforatum) on a fallen oak twig in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/10t.jpg) Southern crimson dot lichen (Ramboldia russula) on a fallen oak twig in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/25t.jpg) Warty lichen (Pertusaria) together with Ochrolechia pallescens and Haematomma persoonii in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/19t.jpg) Slender orange bush lichen (Teloschistes exilis) on a fallen twig in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/28t.jpg) Perforated ruffle lichen (Parmotrema perforatum) on a fallen oak branch after windy weather in Lick Creek Park. College Station, Texas, June 17, 2019
![](../../pictures/archives/compress/2019/2531/jpeg/07t.jpg) Perforated ruffle lichen (Parmotrema perforatum) and other foliose lichens on a fallen oak twig in Lick Creek Park. College Station, Texas, June 18, 2019
![](../../pictures/archives/compress/2019/2428/jpeg/22t.jpg) Bordered scale lichen (Psora pseudorussellii) in wet condition on a conglomerate rock near the river in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
![](../../pictures/archives/compress/2019/2435/jpeg/18t.jpg) Sunken rim-lichen (Lecanora oreinoides) and peppered rock-shield lichen (Xanthoparmelia conspersa) on sandstone outcrops in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
![](../../pictures/archives/compress/2019/2435/jpeg/29t.jpg) Peppered rock-shield lichen (Xanthoparmelia conspersa) and sunken rim-lichen (Lecanora oreinoides) on a rock at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
![](../../pictures/archives/compress/2019/2510/jpeg/13t.jpg) Black Lecanora like lichen on granite cliffs in Monrepos Park in Vyborg. Russia, May 24, 2019
![](../../pictures/archives/compress/2019/2510/jpeg/14t.jpg) Black apothecia of Lecanora like lichen on granite cliffs in Monrepos Park in Vyborg. Russia, May 24, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/04t.jpg) Phaeographis lichen on an oak in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/05t.jpg) Button lichen (Buellia) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/19t.jpg) Warty lichen (Pertusaria) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/16t.jpg) Script lichen (Graphis) on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/21t.jpg) Pyxine lichen on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2455/jpeg/13t.jpg) Brown-eyed rim-lichen (Lecanora allophana) lichen with brown apothecia on Mexican buckeye (Ungnadia speciosa) in Antique Rose Emporium. Independence, Texas, February 27, 2019
![](../../pictures/archives/compress/2019/2478/jpeg/24t.jpg) Turbin lichen (Cladonia peziziformis) in Lick Creek Park. College Station, Texas, April 5, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/11t.jpg) Graphis lichen with orange alga on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/16t.jpg) Speckled shield lichen (Punctelia) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/27t.jpg) Warty lichen (Pertusaria) on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/18t.jpg) Ruffle lichen (Parmotrema) on a tree in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2450/jpeg/18t.jpg) Rosette lichen (Physcia) on a tree in Lick Creek Park. College Station, Texas, February 20, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/05t.jpg) Saucer lichen Ochrolechia pallescens in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/06t.jpg) Speckled shield lichen (Punctelia) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/10t.jpg) Saucer lichen Ochrolechia pallescens on oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/25t.jpg) Green powdery lichen on yaupon holly in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/02t.jpg) Wrinkled loop lichen (Hypotrachyna livida) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/02t.jpg) Sunken bloodspot lichen (Haematomma persoonii) on an oak in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/08t.jpg) White fringe lichen (Heterodermia albicans)(?) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2450/jpeg/09t.jpg) Bark rash lichen (Pyrenula cruenta) in Lick Creek Park. College Station, Texas, February 20, 2019
![](../../pictures/archives/compress/2019/2427/jpeg/03t.jpg) Medallion lichen (Dirinaria confusa) on yaupon in Lick Creek Park. College Station, Texas, January 6, 2019
![](../../pictures/archives/compress/2019/2450/jpeg/08t.jpg) Wrinkled loop lichen (Hypotrachyna livida) on an oak(?) in Lick Creek Park. College Station, Texas, February 20, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/13t.jpg) Graphis lichen with orange alga Trentepohlia(?) on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/17t.jpg) Saucer lichen Ochrolechia pallescens on an oak twig in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2462/jpeg/06t.jpg) Saucer lichen Ochrolechia pallescens on an oak twig in Lick Creek Park. College Station, Texas, March 11, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/19t.jpg) Streaked rosette lichen (Physcia atrostriata) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/17t.jpg) Lichen Cryptothecia striata on rough oak bark in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/22t.jpg) Powdery medallion lichen (Dirinaria applanata)(?) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/11t.jpg) Powdery medallion lichen (Dirinaria applanata) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2427/jpeg/04t.jpg) Close up of medallion lichen (Dirinaria confusa) in Lick Creek Park. College Station, Texas, January 6, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/26t.jpg) Physcia lichen with brown apothecia on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/03t.jpg) Powdery medallion lichen (Dirinaria applanata) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/13t.jpg) Powdery medallion lichen (Dirinaria applanata)(?) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2428/jpeg/03t.jpg) Powdery medallion lichen (Dirinaria applanata) in Lick Creek Park. College Station, Texas, January 9, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/14t.jpg) Common button lichen (Buellia stillingiana) on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/12t.jpg) Powdery medallion lichen (Dirinaria applanata)(?) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/04t.jpg) Small fringe lichen (Heterodermia) on yaupon in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/07t.jpg) White fringe lichen (Heterodermia albicans)(?) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/25t.jpg) Close up of Physcia lichen with brown apothecia in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/14t.jpg) Fringe lichen Heterodermia with brown apothecis in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2427/jpeg/02t.jpg) Wrinkled loop lichen (Hypotrachyna livida) on yaupon in Lick Creek Park. College Station, Texas, January 6, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/09t.jpg) Close up of white fringe lichen (Heterodermia albicans) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2450/jpeg/15t.jpg) White fringe lichen (Heterodermia albicans) on a tree in Lick Creek Park. College Station, Texas, February 20, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/28t.jpg) White fringe lichen (Heterodermia albicans) on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/24t.jpg) Powdery medallion lichen (Dirinaria applanata)(?) on a tree in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/06t.jpg) Common button lichen (Buellia stillingiana) (black) in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2428/jpeg/01t.jpg) Bark rash lichen (Pyrenula cruenta) on hackberry in Lick Creek Park. College Station, Texas, January 9, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/24t.jpg) Physcia lichen with brown apothecia on yaupon holly or may be on oak in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2450/jpeg/20t.jpg) Southern crimson dot lichen (Ramboldia russula) on a twig in Lick Creek Park. College Station, Texas, February 20, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/14t.jpg) White fringe lichen (Heterodermia albicans)(?) on yaupon in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/10t.jpg) White fringe lichen (Heterodermia albicans) on yaupon in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/09t.jpg) Saucer lichen Ochrolechia pallescens and Punctelia on oak bark in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/12t.jpg) Powdery medallion lichen (Dirinaria applanata) on a tree in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2432/jpeg/01t.jpg) Medallion lichen (Dirinaria confusa) on yaupon holly in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2431/jpeg/03t.jpg) Common button lichen (Buellia stillingiana) on oak bark in Lick Creek Park. College Station, Texas, January 18, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/06t.jpg) Sunken bloodspot lichen (Haematomma persoonii) on an oak twig in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/18t.jpg) Perforated ruffle lichen (Parmotrema perforatum) on an oak twig in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2427/jpeg/05t.jpg) Palm ruffle lichen (Parmotrema tinctorum) on yaupon in Lick Creek Park. College Station, Texas, January 6, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/01t.jpg) Sunken bloodspot lichen (Haematomma persoonii) on an oak branch in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2427/jpeg/06t.jpg) White fringe lichen (Heterodermia albicans) on yaupon in Lick Creek Park. College Station, Texas, January 6, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/03t.jpg) Red patch of sunken bloodspot lichen (Haematomma persoonii) on an oak in Lick Creek Park. College Station, Texas, February 3, 2019
![](../../pictures/archives/compress/2019/2491/jpeg/02t.jpg) Lecanora(?) lichen on a tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
![](../../pictures/archives/compress/2019/2437/jpeg/21t.jpg) Brown apothecia of Lecanora(?) lichen on an oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
![](../../pictures/archives/compress/2019/2445/jpeg/36t.jpg) Bushy beard lichen (Usnea strigosa) on a fallen oak twig in Lick Creek Park. College Station, Texas, February 3, 2019
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