 Yellow flowers of puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) on a roadside in southern Qatar, February 11, 2014
 Flower of puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) on a roadside in southern Qatar, February 11, 2014
 Flower of puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) in sand near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Puncturevine (Caltrop, Tribulus terrestris) with a yellow flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Caltrop flower (puncturevine, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
 Blooming puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) on a roadside in southern Qatar, February 11, 2014
 Puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) in sand on roadside in southern Qatar, February 11, 2014
 Flower of puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 29, 2010
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Puncturevine (caltrop, Tribulus terrestris) on a sidewalk of Al Diwan Street. Doha, Qatar, March 28, 2014
 Puncturevine (Caltrop, Tribulus terrestris, local name hasak) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Puncturevine (Caltrop, Tribulus terrestris) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Puncturevine (Caltrop, Tribulus terrestris) in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, October 24, 2015
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 7, 2010
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 27, 2013
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Puncturevine (Caltrop, Tribulus terrestris) on a path in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 1, 2014
 Puncturevine (Caltrop, Tribulus terrestris) on Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 28, 2014
 Close up of Puncturevine (Caltrop, Tribulus terrestris) on a path in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 1, 2014
 Fruit of Puncturevine (Caltrop, Tribulus terrestris) on a path in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 1, 2014
 Small white flower of gaura in Old Baylor Park. Independence, Texas, May 9, 2009
 Ruffled petal lobes of yellow flower of fringed puccoon (Lithospermum incisum) in Old Baylor Park. Independence, Texas, January 31, 2009
 Thistle flower in Old Baylor Park in Independence. Texas, May 3, 2009
 Flower of Skeleton plant (Lygodesmia texana) in Old Baylor Park in Independence. Texas, May 3, 2009
 Back-lit flower of Skeleton plant (Lygodesmia texana) in Old Baylor Park in Independence. Texas, May 3, 2009
 Close up of a flower of Skeleton plant (Lygodesmia texana) in Old Baylor Park in Independence. Texas, May 3, 2009
 Blue flower of Skeleton plant (Lygodesmia texana) in Old Baylor Park. Independence, Texas, May 9, 2009
 Close up of a blue flower of Skeleton plant (Lygodesmia texana) in Old Baylor Park. Independence, Texas, May 9, 2009
 Blister beetles (Meloidae) in genus Nemognatha on thistle flower in Old Baylor Park. Independence, Texas, May 9, 2009
 Leathery flower of Mirabilis (Four-O clock family) in Old Baylor University Park. Independence, Texas, August 30, 2009
 Acorns on live oak in Old Baylor Park. Independence, Texas, September 6, 2009
 Ruffled petal lobes of yellow flower of fringed puccoon (Narrowleaf gromwell, Lithospermum incisum) in Old Baylor Park. Independence, Texas, March 29, 2008
 Four tall stone columns remaining from front facade of Baylor Female College in Old Baylor University Park. Independence, Texas, October 24, 2009
 Indian paintbrush flower with oval bright-reddish pink flower leaf bracts in Old Baylor Park. Independence, Texas, April 13, 2008
 Old Baylor Park in Independence at rain, Texas, April 18, 2009
 View from Old Baylor Park. Independence, Texas, April 18, 2009
 Yellow stonecrop (Sedum nuttallianum) in Old Baylor Park. Independence, Texas, March 17, 2022
 Small bluebonnet (Lupinus) in Old Baylor Park. Independence, Texas, March 15, 2021
 Skullcap (Scutellaria) flowers in Old Baylor Park in Independence. Texas, May 3, 2009
 Flowers of wine cup (Callirhoe) in Old Baylor Park in Independence. Texas, May 3, 2009
 Flower field in Old Baylor Park. Independence, Texas, March 20, 2019
 Masses of yellow stonecrop (Sedum nuttallianum) in Old Baylor Park. Independence, Texas, April 20, 2024
 Flowers of yellow stonecrop (Sedum nuttallianum) in Old Baylor Park. Independence, Texas, April 20, 2024
 Yellow stonecrop (Sedum nuttallianum) on a flat stone in Old Baylor Park. Independence, Texas, April 20, 2024
 Yellow stonecrop (Sedum nuttallianum) on exposed soil in Old Baylor Park. Independence, Texas, March 15, 2021
 Young plants of yellow stonecrop (Sedum nuttallianum) in Old Baylor Park. Independence, Texas, February 7, 2024
 Masses of yellow stonecrop (Sedum nuttallianum) in bloom in Old Baylor Park. Independence, Texas, April 20, 2024
 Indian blanket flowers on a roadside in Old Baylor Park in Independence. Texas, May 3, 2009
 Pipevine swallowtail(?) caterpillar in Old Baylor Park. Independence, Texas, October 4, 2009
 White gaura flower in Old Baylor Park. Independence, Texas, April 13, 2008
 Flower bud of a yellow daisy in Antique Rose Emporium. Independence, Texas, March 8, 2009
 Blooming yellow stonecrop (Sedum nuttallianum) on a flat stone in Old Baylor Park. Independence, Texas, April 20, 2024
 Field of yellow and orange flowers south from Road 390, opposite to Old Baylor Park. Independence, Texas, April 21, 2010
 Flowers of Skeleton plant (Lygodesmia texana) in Old Baylor Park in Independence. Texas, May 3, 2009
 Blooming Skeleton plant (Lygodesmia texana) in Old Baylor Park. Independence, Texas, May 9, 2009
 Indian paintbrush (Castilleja indivisa) in Old Baylor Park. Independence. Texas, March 15, 2009
 Gulf fritillary caterpillar on a palm in Old Baylor Park. Independence, Texas, October 4, 2009
 Smartweed leaf-flower (Phyllanthus polygonoides) in Old Baylor Park. Independence, Texas, May 16, 2020
 Skullcap (Scutellaria wrightii) flower in Old Baylor Park. Independence, Texas, April 13, 2008
 Small bluebonnet (Lupinus) of a roadside sandstone outcrop in Old Baylor Park. Independence, Texas, March 15, 2021
 Scarlet spiderling (Boerhavia diffusa) in Old Baylor University Park. Independence, Texas, August 30, 2009
 Flower of skeleton plant (Lygodesmia texana) in Old Baylor Park. Independence, Texas, April 20, 2024
 Indian blanket (Gaillardia pulchella, firewheel) flowers on a roadside in Old Baylor Park in Independence. Texas, May 3, 2009
 Rusty vintage car near Gilmartin s General Store in Old Baylor University Park. Independence, Texas, October 24, 2009
 Prairie Sandbur (Trailing Ratany, Three Fans, Krameria lanceolata) in Old Baylor Park. Independence, Texas, May 9, 2009
 Skeleton plant (Lygodesmia texana) flower with showy stamens in Old Baylor Park. Independence, Texas, May 16, 2010
 Flower of Indian blanket (Gaillardia pulchella, firewheel) in Old Baylor Park. Independence, Texas, April 20, 2024
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) flower in Old Baylor Park. Independence, Texas, May 10, 2008
 Blister beetle (Meloidae) in genus Nemognatha on a flower of thistle in Old Baylor Park. Independence, Texas, May 10, 2008
 Skeleton plant (Lygodesmia texana) flower with conspicuous stamens in Old Baylor Park. Independence, Texas, May 10, 2008
 Maggots (insect larvae) on a cap of a bolete mushroom under live oaks in Old Baylor Park. Independence, Texas, October 4, 2009
 Flower of stork s bill (bull filaree, Erodium texanum) in Old Baylor Park. Independence, Texas, March 17, 2022
 Small basal rosette of stork s bill (bull filaree, Erodium texanum) in Old Baylor Park. Independence, Texas, March 2, 2020
 Small reddish winter rosette of stork s bill (Erodium texanum) in sand in Old Baylor Park. Independence, Texas, February 7, 2024
 Four tall stone columns, ruins of front facade of Baylor Female College in Old Baylor University Park. Independence, Texas, July 12, 2008
 Winter rosette of stork s bill (Erodium texanum) and yellow stonecrop (Sedum nuttallianum) on exposed sandstone in Old Baylor Park. Independence, Texas, March 15, 2021
 Yellow flower of Tribulus macropterus on roadside of Dukhan Highway. Ash-Shahaniyah, Qatar, December 4, 2015
 Texas vervain flower in Old Baylor Park. Independence, Texas, April 13, 2008
 Small purple flowers of sandbells (bristly nama, Nama hispidum) in Old Baylor Park. Independence, Texas, May 16, 2010
 Ten-petal anemone (Anemone heterophylla) in Old Baylor Park. Independence, Texas, January 31, 2009
 Ten-petal anemone (Anemone heterophylla) taken from Old Baylor Park. Independence, Texas, January 31, 2009
 Back-lit ten-petal anemone (Anemone heterophylla) taken from Old Baylor Park. Independence, Texas, January 31, 2009
 Purple ten-petal anemone (Anemone heterophylla) in Old Baylor Park. Independence, Texas, February 15, 2009
 Antique Gilbert and Barker Self Measuring Gas Pump Model T-176-50 150409 at Gilmartin s General Store in Old Baylor University Park. Independence, Texas, October 24, 2009
 Tumble windmillgrass (Chloris verticillata) in Old Baylor Park. Independence, Texas, September 3, 2020
 Scarlet spiderling (Boerhavia diffusa) in Old Baylor Park. Independence, Texas, September 3, 2020
 Flowers of tumble windmillgrass (Chloris verticillata) in Old Baylor Park. Independence, Texas, September 3, 2020
 Inflorescence of tumble windmillgrass (Chloris verticillata) in Old Baylor Park. Independence, Texas, September 3, 2020
 Common sandbur grass (Cenchrus spinifex) in Old Baylor Park. Independence, Texas, September 3, 2020
 Yellow flower of Tribulus macropterus var. arabicus on sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
 Yellow flower of Tribulus macropterus var. arabicus in sandy area in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
 Seed head of skeleton plant (Lygodesmia texana) in Old Baylor Park. Independence, Texas, September 3, 2020
 Sky flower (Thunbergia grandiflora) in Antique Rose Emporium. Independence, Texas, September 13, 2009
 Large yellow flower of Tribulus macropterus var. arabicus in sand near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, January 22, 2016
 Tribulus macropterus var. arabicus with a yellow flower on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
 Prairie threeawn grass (Aristida oligantha)(?) on sand of ant mound in Old Baylor Park. Independence, Texas, September 3, 2020
 Resupinate polypore mushroom Perenniporia phloiophila on bark of an old live oak in Old Baylor Park. Independence, Texas, September 3, 2020
 Large yellow flower of Tribulus macropterus var. arabicus on sand dunes near the spring in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, February 26, 2016
|