Trailing Four O’Clock forms a low, spreading mat across open desert ground. Photo: aspidoscelis, Wikimedia Commons (CC0) Allionia incarnata, known as Trailing Four O’Clock or
Wolfberry’s slender, sparingly thorny branches carry small spatulate leaves and tiny tubular flowers. Photo: Douglas Goldman / Wikimedia Commons (CC BY-SA 4.0) Lycium berlandieri, commonly
Polkadot Plant’s lavender, two-lipped flowers carry distinctive purple throat markings. Photo: Eric Polk / Wikimedia Commons (CC BY-SA 4.0) Dyschoriste linearis, commonly called Polkadot Plant
Hairy Tubetongue tucked into a limestone rock crevice, its slender purple flowers rising above a low mat of foliage. Photo: iNaturalist user seekingtrees / Wikimedia
A mature Goatbush grows in typical South Texas thornscrub beside prickly pear and mesquite. Photo: Wikimedia Commons (CC BY-SA 4.0) Castela erecta, commonly called Goatbush
A young Bush Croton growing on a rocky limestone slope, its heart-shaped leaves still bright green. Photo: Gaiacoyote / Wikimedia Commons (CC0) Croton fruticulosus, commonly
Wand Butterflybush rooted in limestone, its long wand-like flower spikes arching outward. Photo: tentoedslot, iNaturalist via Wikimedia Commons (CC BY 4.0) Buddleja racemosa, commonly called
Silktassel’s upright, leafy growth habit, with paired rounded leaves along reddish stems. Photo: Wikimedia Commons (CC BY-SA 4.0) Garrya ovata, commonly called Silktassel or Eggleaf
Leatherstem’s distinctive clump of upright, leathery stems, photographed at the Lady Bird Johnson Wildflower Center, Texas. Photo: Wikimedia Commons (CC BY-SA 3.0) Jatropha dioica, commonly
Knifeleaf Condalia’s dense, thorny branches with small evergreen leaves clustered in fascicles. Photo: Cody Stricker, Wikimedia Commons (CC BY 4.0) Condalia spathulata, commonly known as
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