Texas Vascular Plant Checklist:  Capparaceae
The Caper Family
(Magnoliophyta, Magnoliopsida, Dilleniidae)

 Capparis
   incana Kunth (hoary caper)

 Cleome
   aculeata L. (prickly spider flower)
   gynandra L. (prickly spiderflower, spider wisp)
   hassleriana Chod. (spiny spiderflower)
   multicaulis DC. (manystem spiderflower)
   serrulata Pursh (bee spiderflower, stinking-clover, rocky mountain bee-plant)

 Cleomella
   angustifolia Torr. (narrowleaf rhombopod)
   longipes Torr. (stalked rhombopod)

 Koeberlinia
   spinosa var. spinosa (allthorn, crown-of-thorn, crucifixion-thorn, junco)
   spinosa var. tenuispina Kearney & Peebles (allthorn, crown-of-thorn, crucifixion-thorn, junco)

 Polanisia
   dodecandra subsp. dodecandra
   dodecandra subsp. riograndensis Iltis
   dodecandra subsp. trachysperma (Torr. & Gray) Iltis
   erosa subsp. breviglandulo Iltis (large clammyweed, large crestpetal)
   erosa subsp. erosa
   jamesii (Torr. & Gray) Iltis (james clammyweed, james crestpetal)
   uniglandulosa (Cav.) DC. (onegland clammyweed)

 Wislizenia
   refracta subsp. refracta (spectaclefruit, spectaclepod)