 Orange flowers of Elecampagne (Deviasil, Inula ensifolia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Orange (slimy) webcap mushrooms (Cortinarius mucosus) in Posiolok near Vyritsa, south from Saint Petersburg, Russia, October 16, 2016
 Orange fungus apricot jelly (Guepinia helvelloides) near Beloostrovskoe Road in Dibuny, north-west from Saint Petersburg. Russia, August 28, 2017
 Orange milkweed (Asclepias tuberosa) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 White flowers with orange bright stems of coral, or night jasmine (Nyctanthes arbor-tristis, Parijat) carpeting the ground in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, December 3, 2015
 Orange plasmodium of many-headed slime mold Physarum polycephalum in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Orange windblown sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Orange cups of Byssonectria terrestris fungus in Lembolovo, 40 miles north from Saint Petersburg. Russia, May 7, 2017
 Orange waxycap mushrooms Hygrocybe acutoconica in Lick Creek Park. College Station, Texas, May 7, 2018
 Orange club parasitic fungus Cordyceps militaris on a log near Lisiy Nos, west from Saint Petersburg. Russia, September 1, 2018
 Graphis lichen with orange alga Trentepohlia(?) on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
 Orange apothecia of bark sulphur-firedot lichen (Gyalolechia flavorubescens, Caloplaca flavorubescens) in Lick Creek Park. College Station, Texas, February 3, 2019
 Underside of mature burnt orange bolete mushrooms (Rubinoboletus balloui, Tylopilus balloui, Gyroporus ballouii) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Orange tooth fungus Hydnophlebia chrysorhiza (Phanerochaete chrysorhiza) and cyphelloid fungus Henningsomyces in Lick Creek Park. College Station, Texas, December 13, 2019
 Orange Dacrymyces(?) mushrooms on a small dried tree in a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 18, 2020
 Bright yellow or orange brittlegill (Russula) mushrooms in Lick Creek Park. College Station, Texas, June 2, 2020
 White flower of prickly poppy (pricklepoppy, Argemone albiflora) with orange center and delicate crinkled petals in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
 Orange plasmodium of many-headed slime mold Physarum polycephalum on rotting wood in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Texan crescent butterfly (Anthanassa texana) on orange daisy in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 5, 2009
 Orange pine bolete mushroom (Leccinum vulpinum) in moss near Orekhovo, north from Saint Petersburg. Russia, August 13, 2016
 Yellow and orange flowers of Engelmann prickly pear cactus (Opuntia phaeacantha var. discata) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 Orange cap bolete mushroom (Leccinum aurantiacum, Russian name Podosinovik) with brown stem near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Orange fly agaric mushrooms (Amanita muscaria) on a road south-west from Arsenal in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
 White and orange hippeastrum (Amaryllis) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 6, 2009
 Small orange mushroom Marsh webcap (Cortinarius uliginosus)(?) in Okhtinsky Park in Toksovo, 8 miles north from Saint Petersburg. Russia, September 13, 2013
 Blooming orange milkweed (Asclepias tuberosa) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Close up of orange poppy in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Tame orange squirrel on alley in Pavlovsk Park. South from Saint Petersburg, Russia, July 21, 2012
 Orange calendula flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Orange milkweed (Asclepias tuberosa) in bloom in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Central part of orange poppy in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Orange flower of Mexican Sunflower (Tithonia rotundifolia) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 31, 2008
 Orange jelly fungus (Dacryopinax spathularia mushrooms) on a log on a dam on Chinquapin Trail in Huntsville State Park. Texas, October 10, 2009
 Orange trunk of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Orange speckled butterfly Arctic Fritillary (Boloria chariclea)(?) east from Kuzmolovo, 7 miles north from Saint Petersburg. Russia, June 22, 2011
 Orange lily in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Upper deck of cruise ship "Dream Princess", used as temporary dorms, docked at Orange Street Wharf. New Orleans, Louisiana, January 16, 2006
 Orange rose in Antique Rose Emporium in Independence. Texas, May 3, 2009
 Orange canna in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 25, 2009
 Orange azalea (rhododendron) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 10, 2010
 Orange bracted strawflower (everlasting, Helichrysum bracteatum) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 3, 2009
 Orange Hawkweed (Devil s Paintbrush, Hieracium aurantiacum, Pilosella aurantiaca) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Orange flower of canna in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 30, 2009
 Orange flower of peanut (Arachis hypogaea) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2008
 Buds of orange flowers of Leonotis nepetaefolia (Cordao, klip dagga) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 28, 2008
 Orange poppy flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, January 24, 2009
 Flower buds of Orange Hawkweed (Hieracium aurantiacum, Pilosella aurantiaca, Russion name Yastrebinka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 24, 2010
 Orange daylilies (Hemerocallis) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, May 15, 2010
 Orange abutilon flower in Antique Rose Emporium. Independence, Texas, April 4, 2009
 Orange and green flower spike of Red Hot Poker Plant (Torch Lily, Kniphofia uvaria) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 17, 2009
 Orange stonecrop (Rhodiola linearifolia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Orange oak foliage in Bee Creek Park. College Station, Texas, December 11, 2013
 Orange lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 A small waterfall of a brook near Orange Trail in Devils Hopyard State Park. East Haddam, Connecticut, October 1, 2004
 Orange flower of sunflower family in TAMU Holistic Garden in Texas A and M University. College Station, Texas, January 24, 2009
 Orange poppy in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Marsh cypress with orange needles in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 16, 2013
 Orange water lily in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Orange daisy with water drops in Antique Rose Emporium. Independence, Texas, December 12, 2009
 Orange rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Orange zinnia flowers (Zinnia elegans) in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, May 30, 2016
 Orange cup mushrooms (Melastiza cornubiensis) on a roadside pile of soil in Lembolovo, 40 miles north from Saint Petersburg. Russia, July 5, 2017
 Orange cup mushrooms Scutellinia crucipila(?) on wet soil on road in Lembolovo, 40 miles north from Saint Petersburg. Russia, July 5, 2017
 Orange mosscap mushrooms (Rickenella fibula) on a railroad path to artillery storage in Toksovo, north from Saint Petersburg. Russia, August 9, 2017
 Pale orange brittlegill mushrooms (Russula) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 13, 2017
 Young orange grisette mushroom (Amanita crocea) near Dibuny, north-west from Saint Petersburg. Russia, August 20, 2017
 Orange milkcap mushrooms (Lactarius aurantiacus) in a spruce forest in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Orange brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Orange flower of aster family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 4, 2017
 Orange dahlia flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 4, 2017
 Some orange Hydnoid mushrooms in Hensel Park. College Station, Texas, April 14, 2018
 Orange eyelash cup fungus Scutellinia superba on muddy ground on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 19, 2018
 Orange spine mushroom (Hydnellum aurantiacum) near Orekhovo, north from Saint Petersburg. Russia, August 24, 2018
 Very soft orange prostrate polypore mushrooms Fibroporia radiculosa (Antrodia radiculosa) on underside of a fallen pine on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 15, 2018
 Dissected orange pore bolete mushrooms Boletus flammans on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018
 Side view of orange waxcap (Hygrocybe) mushrooms with overhanging cuticle in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Slender orange bush lichen (Teloschistes exilis) on a fallen twig in Lick Creek Park. College Station, Texas, June 18, 2019
 Orange caps of oyster rollrim mushrooms (Tapinella panuoides) on underside of a fallen pine on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 12, 2019
 Orange hydnoid crust fungus on a fallen oak branch on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, November 24, 2019
 Orange jelly fungus Dacrymyces variisporus(?) among moss on bark of a recently fallen oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Orange flower of Wright s Yellowshow (Amoreuxia wrightii) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Orange plasmodium of many-headed slime mold Physarum polycephalum on a birch log in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Orange berry rust fungus (Gymnoconia nitens) on shoots of blackberry in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Orange milweed (asclepias) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2009
 Orange flower of coreopsis in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Pestil and stamens of an orange hibiscus flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 9, 2009
 Orange stonecrop (Rhodiola linearifolia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Orange globular flower of Wooly Butterfly Bush (Buddleia marrubifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2009
 Orange zinnia flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, July 27, 2008
 Orange Iceland poppy flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, February 7, 2009
 Close up of Orange Hawkweed (Hieracium aurantiacum, Pilosella aurantiaca) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Orange African Bulbine (Bulbine frutescens) in Horticulture Gardens on campus of Texas A and M University. College Station, Texas, April 3, 2008
 Orange hibiscus flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 17, 2008
 Cestrum aurantiacum (Hediondillo, Huele De Noche, Orange Cestrum, Orange Shrub Jessamine) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 14, 2008
 Orange flower of ice plant (Coppery Mesemb, Malephora crocea) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 9, 2009
 Bee on orange gazania flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, February 1, 2009
 Orange tiger lily in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Orange butterfly in a forest near Sluditsy, north from Vyritsa, 50 miles south from Saint Petersburg. Russia, July 30, 2012
 Orange African Bulbine (Bulbine frutescens) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 4, 2008
 Orange jessamine (Murraya paniculata) in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, April 26, 2016
 View from lookout near south part of Orange (Vista) trail in Devils Hopyard State Park. East Haddam, Connecticut, May 22, 2004
 Orange flowers of ginger in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Buds of orange flowers of Leonotis nepetaefolia (Cordao, klip dagga) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 27, 2008
 Orange daisy in TAMU Holistic Garden in Texas A and M University. College Station, Texas, January 2, 2009
 Orange flower of sunflower family in TAMU Holistic Garden in Texas A and M University. College Station, Texas, January 10, 2009
 Black and orange butterfly in Cockrell Butterfly Center of Houston Museum of Natural Science. Houston, Texas, February 14, 2009
 Orange daylily (Hemerocallis) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 6, 2009
 Orange wallflower(?) of mustard family in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 9, 2010
 Big orange and brown flower of aster family in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 9, 2010
 Orange flower of Tithonia rotundifolia (Mexican Sunflower) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 31, 2008
 Daffodil (narcissus) with orange corona and white floral leaves in TAMU Holistic Garden in Texas A and M University. College Station, Texas, February 20, 2009
 Orange hibiscus flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 3, 2009
 Mold growing on dry orange flowers of leonotis killed by recent frost in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 10, 2009
 Orange milkweed (Asclepias tuberosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Bark of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Orange primrose in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2011
 Orange flower of Amoreuxia wrightii (Wright s yellowshow) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, September 25, 2010
 Orange Indian paintbrush (Castilleja indivisa) with oval bright-reddish pink flower leaf bracts and cut-off funnel-like red-tipped calyx in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Orange yacht in marina of Four Seasons Hotel in West Bay. Doha, Qatar, February 25, 2010
 Orange spider lily(?) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 26, 2012
 Orange iris in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 5, 2009
 Wet roots of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Nymph of assassin bug on orange milkweed (Asclepias curassavica) in Antique Rose Emporium. Independence, Texas, July 25, 2014
 Orange flowers of Lantana camara in a small park in West Bay, in Onaiza area. Doha, Qatar, December 20, 2014
 Al Gassar Tower in West Bay in orange light from a dust storm. Doha, Qatar, April 2, 2015
 Al Gassar Tower in West Bay in orange light from dust. Doha, Qatar, April 2, 2015
 Orange birch bolete mushroom (Leccinum versipelle) in Orekhovo, north from Saint Petersburg. Russia, August 17, 2016
 Orange Grisette mushroom (saffron ringless Amanita, Amanita crocea) near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Orange oyster mushrooms (Phyllotopsis nidulans) in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016
 Orange flower of coreopsis in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, September 25, 2010
 Orange flowers of succulent echeveria(?) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 28, 2012
 A brook near Orange (Vista) trail in Devils Hopyard State Park. East Haddam, Connecticut, May 22, 2004
 Orange flowers of Chrysothemis pulchella (Black flamingo, sunset bells) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 1, 2008
 Orange gazania flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 20, 2009
 Orange stonecrop (Rhodiola linearifolia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Orange butterfly Colias romanovi (Grum-Grshimailo, 1885) in Zoological Museum. Saint Petersburg, Russia, February 15, 2013
 Orange headed turtle in Lick Creek Park. College Station, Texas, July 1, 2014
 Close up of orange and black butterfly in Lick Creek Park. College Station, Texas, July 1, 2014
 Tornado Tower (green) and Burj Qatar (orange) in West Bay. Doha, Qatar, January 28, 2015
 Fruits of orange nightshade (Solanum luteum or may be S. villosum) in a shady spot on Al Furqan Street in Al Luqta area. Doha, Qatar, March 11, 2016
 Some whitish corticioid fungus with orange jelly spot mushrooms Dacrymyces stillatus(?) on a rotten spruce stump near Shchuchye Lake in Komarovo, north-west from Saint Petersburg. Russia, April 28, 2017
 Orange viola flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Orange bonnet mushrooms (Mycena acicula) in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Orange webcap mushrooms (Cortinarius mucosus) north from Lembolovo, 40 miles north from Saint Petersburg. Russia, September 9, 2017
 Orange pores of a bolete mushroom Neoboletus pseudosulphureus in Lick Creek Park. College Station, Texas, May 31, 2018
 Orange pores of red-mouth bolete mushrooms (Boletus subvelutipes) in Lick Creek Park. College Station, Texas, June 13, 2018
 Details of orange corticioid fungus Leucogyrophana olivascens (Penttilamyces olivascens, or Serpula, Coniophora) on a fallen pine branch on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 15, 2018
 Orange sporangia of bladder-moss (Physcomitrium pyriforme) on a side of Post Oak Trail in Lick Creek Park. College Station, Texas, February 20, 2019
 Orange plasmodium of many-headed slime mold Physarum polycephalum with moss on a big fallen pine on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, June 27, 2019
 Burnt orange bolete mushrooms (Rubinoboletus balloui, Tylopilus balloui, Gyroporus ballouii) in Lick Creek Park. College Station, Texas, July 5, 2019
 Orange (Vista) trail in Devils Hopyard State Park. East Haddam, Connecticut, May 22, 2004
 Orange milkweed (asclepias) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 22, 2008
 Orange butterfly Dryadula Phaetusa(?) in Cockrell Butterfly Center of Houston Museum of Natural Science. Houston, Texas, February 14, 2009
 Orange Pagoda flowers (Clerodendrum paniculatum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, October 3, 2009
 Texture of Horse apple (osage orange) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 12, 2011
 Bark of osage orange near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Orange flower of narrowleaf zinnia (Zinnia angustifolia) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, May 17, 2012
 Orange flowers of narrowleaf zinnia (Zinnia angustifolia) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, October 14, 2012
 Mature orange cap birch bolete mushrooms (Leccinum versipelle) on display on mushroom exhibition in Botanic Institute. Saint Petersburg, Russia, September 20, 2013
 Close up of orange half opened flower of China rose (Hibiscus rosa-sinensis) in Al Shamal City Park. Ruwais, Northern Qatar, January 16, 2016
 Bahai Temple on Mount Carmel, with oranges. Haifa, the Middle East, January 28, 2001
 Black swallowtail caterpillar in dew showing its osmeterium (orange horns, forked, eversible organ behind the head) in Lick Creek Park. College Station, Texas, May 4, 2010
 Orange cup mushrooms (Melastiza cornubiensis) on sandy soil on road in Lembolovo, 40 miles north from Saint Petersburg. Russia, July 5, 2017
 Buds of orange flowers of Leonotis nepetaefolia (Cordao, klip dagga) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 16, 2008
 Orange disc flowers of Purple coneflower (Echinacea purpurea) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, September 5, 2009
 Orange rose hips (seed pods) in Antique Rose Emporium. Independence, Texas, January 3, 2010.
 Brilliant red and orange color fall foliage of Chinese Pistache (Pistacia chinensis), view from Hensel Drive. College Station, Texas, December 21, 2011
 Orange lily in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, May 17, 2012
 Close-up of orange hibiscus flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 3, 2009
 Orange flowers of Prickly pear cactus (Opuntia) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 Orange flowers of bladderpod (bagpod, Glottidium vesicarium, Sesbania vesicaria) in Lake Bryan Park. Bryan, Texas, August 28, 2009
 Caterpillar of black swallowtail butterfly (Papilio polyxenes) in defensive pose retracting orange horns (osmeterium) and showing three pairs of front legs in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 23, 2010
 Orange spruce bolete mushroom (Boletus piceinus, Leccinum piceinum)(?) on a mossy slope west from Kannelyarvi, 40 miles north from Saint Petersburg. Russia, August 7, 2012
 Orange maple leaves on Shatelena Street at rain. Saint Petersburg, Russia, September 23, 2013
 Orange flowers of echeveria(?) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 28, 2012
 A brook near Orange Trail in Devils Hopyard State Park. East Haddam, Connecticut, October 1, 2004
 Orange Cap bolete mushroom near Frogfoot Bog, near Tihonet Village. Wareham, Massachusetts, October 9, 2004
 Ovary of orange poppy in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Orange Hawkweed (Hieracium aurantiacum, Pilosella aurantiaca) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Orange Hawkweed (Hieracium aurantiacum, Pilosella aurantiaca) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Curved trunks of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Orange Peel Fungus (Aleuria aurantia) mushrooms near Lembolovo, 45 miles north from Saint Petersburg. Russia, August 27, 2013
 Green and orange luminescence of caps of southern Jack O Lantern mushrooms (Omphalotus subilludens) taken from Lemontree Park. College Station, Texas, November 2, 2013
 Orange pore bolete mushrooms Boletus flammans on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018
 Orange daylily (Hemerocallis) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, May 2, 2009
 Orange milkweed (Asclepias tuberosa) in Antique Rose Emporium. Independence, Texas, August 15, 2009
 Slender orange bush lichen (Teloschistes exilis) on a twig in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 29, 2010
 Scorpionfly with black and orange stripes (Panorpa nuptialis) on woolly croton in Lick Creek Park. College Station, Texas, October 29, 2010
 Orange butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Orange leaves of coleus in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, October 14, 2012
 Orange flowers of Black flamingo (sunset bells, Chrysothemis pulchella) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 24, 2008
 Orange zinnia flower with snow in TAMU Holistic Garden in Texas A and M University. College Station, Texas, December 11, 2008
 Little Yellow butterfly (Eurema lisa) on an orange flower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, January 3, 2009
 Black and orange buckeye caterpillar on purple gerardia (false foxglove, Agalinis purpurea) on a shore of an island in Lake Bryan Park. Bryan, Texas, October 2, 2009
 Orange moth on display in Houston Museum of Natural Science. Houston, Texas, January 22, 2011
 Horse apple (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
 Slender orange bush lichen (Teloschistes exilis) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Orange fruits of wild muskmelon (Cucumis melo, Dudaim melon) on utility cutting in Lake Bryan Park. Bryan, Texas, November 18, 2012
 Orange Hawkweed (Hieracium aurantiacum, Pilosella aurantiaca) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 9, 2013
 Mold growing on horse apple (osage orange) on a lawn in Lemontree Park. College Station, Texas, October 29, 2013
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