We describe Cleome (sect. Tarenaya) torticarpa H. H. Iltis & T Ruiz Za
pata n. sp., a distinct, very local endemic annual, known only from we
t gallery forests along a perpetually flowing river that exits the mou
th of a cave in the Cueva de la Quebrada El Toro National Park, Estado
Falcon, Venezuela. It is distinguished from C. latifolia Vahl by flat
tened and then twisted short fruits with more or less explosive dehisc
ence, and from C. parviflora HBK, in addition, by the always 3-foliola
te leaves.