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
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 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
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
