 Back-lit nodding Ladies-Tresses Orchid (Spiranthes cernua) on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Flower of nodding Ladies-Tresses Orchid (Spiranthes cernua) on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 White flowers of nodding Ladies-Tresses Orchid (Spiranthes cernua) in a double spiral on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, November 11, 2018
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) in a pine forest on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, November 11, 2018
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 20, 2018
 Flowers of nodding ladies-tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
 Inflorescence of nodding Ladies-Tresses Orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
 Close-up of nodding Ladies-Tresses Orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
 Flowers of Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 20, 2018
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Flower spike of nodding ladies-tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, November 24, 2023
 Close up of nodding Ladies-Tresses Orchid (Spiranthes cernua) on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Flowers of nodding Ladies-Tresses Orchid (Spiranthes cernua) on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Nodding ladies-tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 22, 2020
 Nodding Ladies-Tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 18, 2022
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 29, 2022
 Close-up of nodding Ladies-Tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 18, 2022
 Flowers of nodding ladies-tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 22, 2020
 Flowers of Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Inflorescence of nodding ladies-tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 22, 2020
 Flower spike of nodding ladies-tresses orchid (Spiranthes cernua) on Richards Loop Trail in Sam Houston National Forest. Texas, October 22, 2020
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Caney Creek Trail in Sam Houston National Forest, near Huntsville. Texas, October 18, 2009
 Nodding ladies-tresses orchid (Spiranthes cernua) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, June 27, 2019
 Nodding Ladies-Tresses Orchids (Spiranthes cernua) on black background on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 20, 2018
 Nodding Ladies -Tresses Orchid (Spiranthes cernua) on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Huntsville, Texas, December 9, 2007
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Sam Houston National Forest. Richards, Texas, October 12, 2024
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) in Lick Creek Park. College Station, Texas, October 17, 2018
 Flowers of nodding Ladies-Tresses Orchid (Spiranthes cernua) in Lick Creek Park. College Station, Texas, October 17, 2018
 Nodding Ladies-Tresses Orchid (Spiranthes cernua) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 6, 2012
 Ladies-tresses orchid (Spiranthes) on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
 Close-up of ladies-tresses orchid (Spiranthes) on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
 Flower of ladies-tresses orchid (Spiranthes) on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
 Flower spike of ladies-tresses orchid (Spiranthes) on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
 Little ladies tresses orchid (Spiranthes grayi, Spiranthes tuberosa) in a sparse pine forest on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, June 27, 2021
 Flowers of little ladies tresses orchid (Spiranthes grayi, Spiranthes tuberosa) in a sparse pine forest on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, June 27, 2021
 Blooming little ladies tresses orchid (Spiranthes grayi, Spiranthes tuberosa) on a grassy path in a sparse pine forest on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, June 27, 2021
 Woodland (pale-green) ladies tresses (Spiranthes sylvatica) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2022
 Close-up of woodland (pale-green) ladies tresses (Spiranthes sylvatica) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2022
 Green leaves of ladies-tresses orchid Spiranthes tuberosa or may be Spiranthes lacera var. gracilis in a juniper forest in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Flower spike of Little Ladies Tresses (Spiranthes tuberosa var. gracilis) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Drying green leaves of ladies-tresses orchid Spiranthes tuberosa or may be Spiranthes lacera var. gracilis in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Flowers of Southern Slender Ladies Tresses (Spiranthes tuberosa var. gracilis) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Plant of Little Ladies Tresses (Spiranthes tuberosa var. gracilis) on a side of a path on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Close-up of flowers of Southern Slender Ladies Tresses (Spiranthes tuberosa var. gracilis) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Fresh green leaves of ladies-tresses orchid Spiranthes tuberosa or may be Spiranthes lacera var. gracilis in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 16, 2023
 Green leaves of ladies-tresses orchid Spiranthes tuberosa or may be Spiranthes lacera var. gracilis under juniper, hackberry and elm trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 16, 2023
 Little Lake Creek Loop Trail marked by red plates in Sam Houston National Forest. Texas, November 1, 2008
 Spring ladies-tresses (Spiranthes vernalis) in Big Thicket park on Sundew Trail. Texas, April 26, 2008
 Oval leaves of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Green leaves of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Rosette of oval leaves of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Green leaves (with their underside) of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Spike of a tall ladies-tresses (Spiranthes) in prairie at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 6, 2020
 Close-up of a spike of a tall ladies-tresses (Spiranthes) in prairie at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 6, 2020
 Blooming Navasota ladies-tresses orchids (Spiranthes parksii) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, December 1, 2023
 Flowers of Navasota ladies-tresses orchids (Spiranthes parksii) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, December 1, 2023
 Florida Ladies Tresses (Spiranthes floridana, bidium floridanum, Spiranthes brevilabris var. floridana) or may be Spiranthes laciniata on a swampy field on a property at 5369 Farm to Market Road 770 near Kountze. Texas, June 8, 2019
 October ladies tresses (Spiranthes ovalis var. ovalis) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019
 Back lit Florida Ladies Tresses (Spiranthes floridana, bidium floridanum, Spiranthes brevilabris var. floridana) or may be Spiranthes laciniata on a swampy field on a property at 5369 Farm to Market Road 770 near Kountze. Texas, June 8, 2019
 Back lit October ladies tresses (Spiranthes ovalis var. ovalis) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019
 Flowers of October ladies tresses (Spiranthes ovalis var. ovalis) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019
 Blooming October ladies tresses (Spiranthes ovalis var. ovalis) on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, October 27, 2019
 Spring ladies-tresses (Spiranthes vernalis) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2009
 Spring ladies-tresses (Spiranthes vernalis) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 7, 2009
 Spring ladies-tresses (Spiranthes vernalis) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 19, 2010
 Creamy white flowers with white-tipped bracts of Navasota ladies-tresses orchids (Spiranthes parksii) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, December 1, 2023
 Spring ladies-tresses (Spiranthes vernalis(?)) on Post Oak Trail at morning in Lick Creek Park. College Station, Texas, June 4, 2010
 Short lipped ladies tresses (Spiranthes brevilabris) on a wet ground cleared from woods on a property at 5369 Farm to Market Road 770 near Kountze. Texas, November 9, 2019
 Spring ladies-tresses (Spiranthes vernalis) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Flowers of short lipped ladies tresses (Spiranthes brevilabris) and some Lobelia on a wet ground cleared from woods on a property at 5369 Farm to Market Road 770 near Kountze. Texas, November 9, 2019
 Spring Ladies Tresses (Spiranthes vernalis) under power lines in Lake Bryan Park. Bryan, Texas, May 9, 2024
 White flower spike of spring ladies-tresses (Spiranthes vernalis) in Lake Bryan Park. Bryan, Texas, May 16, 2018
 Flowers of spring Ladies Tresses (Spiranthes vernalis) under power lines in Lake Bryan Park. Bryan, Texas, May 9, 2024
 Close-up of spring Ladies Tresses (Spiranthes vernalis) under power lines in Lake Bryan Park. Bryan, Texas, May 9, 2024
 Flower spike of spring Ladies Tresses (Spiranthes vernalis) under power lines in Lake Bryan Park. Bryan, Texas, May 9, 2024
 Fresh leaves of crippled crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, November 18, 2023
 Nodding beardtongue (Penstemon laxiflorus) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Pines in fog on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Road near Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Fall colors of Sam Houston National Forest, on Little Lake Creek Loop Trail. Texas, November 1, 2008
 Pines in mist on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Burned pines on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Red colors of flameleaf sumac (Rhus lanceolata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Small white tubular unopened flowers of nodding beardtongue (Penstemon laxiflorus or australis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Blue flower of Purple dewdrop (Lobelia puberula) on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Blooming crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 16, 2020
 Flowers of crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 13, 2021
 Inflorescence of crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 16, 2020
 Close-up of crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 16, 2020
 Inflorescence of crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 13, 2021
 Flowers of woodland orchid Tipularia discolor on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 4, 2022
 Woodland orchid Tipularia discolor in bloom on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 4, 2022
 Leaves of crippled crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Blooming crane-fly orchid (Tipularia discolor) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 22, 2021
 Flowers of woodland orchid Tipularia discolor on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 16, 2020
|