 Fringe lichen (Heterodermia albicans(?)) on acacia (huisache) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 White flowers on acacia like tree in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 28, 2009
 A jeep road at the bottom of Ramon Crater approaching Nahal Ramon River, view to the north, with Mitzpe Ramon Visitor s Center on horizon in the center (there is only one acacia tree in Ramon Crater in this area), 3 miles south-east from Mitzpe Ramon. The Middle East, May 3, 2001
 Acacia tree near Dead Sea. The Middle East, March 5, 2000
 An acacia tree where Mapalim Creek joins Netafim Creek, at the head of Trail of Falls to Mount Shelomo, 2.5 miles north-west from Eilat. The Middle East, December 13, 2001
 Gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in Aspire Park at morning. Doha, Qatar, October 22, 2015
 Acacia trees along a jeep track in Netafim River in Eilat Mountains, 2 miles north-west from Eilat. The Middle East, March 22, 2001
 Acacia tree near Salwa Road in area of Khashem Al Nekhsh. Qatar, March 21, 2015
 Courtyard with laundry and acacia tree at 10 Volzhsky Pereulok in Sakhalinchik neighborhood. Odessa, Ukraine, July 6, 2009
 Gum arabic tree (babul, Vachellia nilotica, Acacia arabica) planted near HBKU Research Complex in Education City. Doha, Qatar, January 20, 2016
 Acacia tree. Ein Gedi, the Middle East, November 30, 2000
 Acacia tree at Nahal Tseelim, 2 miles north from Masada. The Middle East, January 20, 2001
 Acacia tree in a farm of a poet Mohammed bin Hamad bin al-Naimi (1912 - 1992) in Ain Mohamed Fort near Al Areesh Road north from Zubara. Northern Qatar, December 12, 2014
 Mating domino beetles (Egyptian predatory beetles Anthia sexmaculata) under acacia tree in a small wadi near Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
 Gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in abandoned gardens in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Smooth sow thistle (Sonchus oleraceus) grown near acacia tree in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Acacia trees along Nahal Netafim Creek, 2 miles north-west from Eilat. The Middle East, November 4, 2001
 Acacia tree near a road along Arava to Eilat. The Middle East, May 13, 2000
 Seedling of Acacia tortilis(?) tree in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
 Plateau of Mount Eliazar with an acacia tree. Dead Sea is in background. The Middle East, November 8, 2001
 Large gum arabic trees (babul, Vachellia nilotica, Acacia arabica) in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Dot lichen (Bacidia) on a dry(?) trunk of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Acacia tree at the end of David Creek in Ein Gedi. The Middle East, April 26, 2000
 Acacia tree at David Creek in Ein Gedi. The Middle East, April 26, 2000
 Medallion lichen (Dirinaria confusa) on a dry(?) trunk of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Ochradenus baccatus (Pearl Plant, Taily Weed, local name Gurdhi or qurDi) with white berries near acacia tree north from Dukhan in western Qatar, March 3, 2014
 Large gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in Aspire Park. Doha, Qatar, June 6, 2016
 White berries of Ochradenus baccatus (Pearl Plant, Taily Weed, local name Gurdhi or qurDi) near acacia tree north from Dukhan in western Qatar, March 3, 2014
 Gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in a park of Qatar University. Doha, Qatar, April 25, 2016
 Rocky desert with acacia tree near Umm Bab in south-western Qatar, March 3, 2014
 Large bush Ochradenus baccatus (Pearl Plant, Taily Weed, local name Gurdhi or qurDi) near acacia tree north from Dukhan in western Qatar, March 3, 2014
 Ochradenus baccatus (Pearl Plant, Taily Weed, local name Gurdhi or qurDi) with fruits near acacia tree north from Dukhan in western Qatar, March 3, 2014
 Fruits of Ochradenus baccatus (Pearl Plant, Taily Weed, local name Gurdhi or qurDi) near acacia tree north from Dukhan in western Qatar, March 3, 2014
 Pearlescent fruits of Ochradenus baccatus (Pearl Plant, Taily Weed, local name Gurdhi or qurDi) near acacia tree north from Dukhan in western Qatar, March 3, 2014
 Yellow flowers of Gum Arabic Tree (babul, Vachellia nilotica, Acacia arabica)(?) in area of Al Sham Street in West Bay. Doha, Qatar, September 11, 2014
 Gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in Aspire Park. Doha, Qatar, April 29, 2015
 Constricted pod of gum arabic tree (babul, Vachellia nilotica, Acacia arabica) taken from Aspire Park. Doha, Qatar, June 26, 2015
 White-grey pod of gum arabic tree (babul, Vachellia nilotica, Acacia arabica) taken from Aspire Park. Doha, Qatar, June 26, 2015
 Split seed pod of gum arabic tree (babul, Vachellia nilotica, Acacia arabica) taken from Aspire Park. Doha, Qatar, June 26, 2015
 White-grey constricted seed pods of gum arabic tree (babul, Vachellia nilotica, Acacia arabica) taken from Aspire Park. Doha, Qatar, June 26, 2015
 Large gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in abandoned gardens in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Dry seed pods of gum arabic tree (babul, Vachellia nilotica, Acacia arabica) on the ground in abandoned gardens in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Gum arabic tree (babul, Vachellia nilotica, Acacia arabica) in Aspire Park. Doha, Qatar, June 6, 2016
 Medallion lichen (Dirinaria confusa) on one of trunks of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Texture of fringe lichen (Heterodermia) on a dry(?) trunk of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Some small orange shelf polypore mushroom on one of trunks of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Orange shelf of a polypore mushroom on one of trunks of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Small orange shelves of a polypore mushroom on one of trunks of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Close up of medallion lichen (Dirinaria confusa) on a dry(?) trunk of a bush-like tree of huisache (Acacia minuata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 29, 2018
 Lichen Lecanora louisianae(?) on acacia (huisache) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Close up of fringe lichen (Heterodermia) on acacia (huisache) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) and splitgill mushrooms on acacia (huisache) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Huisache (Acacia) trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Heterodermia albicans or may be H. casarettiana lichen on acacia (huisache) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Phaeophyscia lichen on a large huisache (acacia) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Close up of Phaeophyscia lichen on a large huisache (acacia) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Various lichens on acacia(?) tree bark in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 12, 2019
 Bracket polypore mushroom Phellinus badius (Phellinus rimosus group) on a branch of a dried Huisache tree (Acacia farnesiana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
 Polypore mushrooms Gloeophyllum striatum at the end of a dry fallen branch of a large Huisache tree (Acacia farnesiana), covered by black spots that look like some Hypoxylon, near a border of prairie, semi-open area of overgrown prairie, where the prairie starts sloping towards Brazos River in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Polypore mushrooms Gloeophyllum striatum or may be Trametes acuta (size of the largest cap 3 cm) on a dry fallen branch of a large Huisache tree (Acacia farnesiana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Gills of polypore mushrooms Gloeophyllum striatum or may be Trametes acuta on a dry fallen branch of a large Huisache tree (Acacia farnesiana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Bracket polypore mushroom Phellinus badius (Phellinus rimosus group) on a living Huisache tree (Acacia farnesiana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
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