(Cycladenia humilis var. jonesii)
Photo used by permission of John Spence, National Park Service
Species Description: Jones cycladenia (Cycladenia humilis var. jonesii) is a long-lived herbaceous perennial in the Dogbane family (Apocynaceae) which grows 4 to 6 inches tall. It has orbicular, wide-oval or elliptical leaves and produces pink or rose-colored, trumpet shaped showers that resemble small morning glories from mid April to early June.
Location: Jones cycladenia is known from 26 sites in southern Utah and northern Arizona. It occurs between 4,390 to 6,000 feet elevation in plant communities of mixed desertscrub, juniper, or wild buckwheat Mormon tea. It is found on gypsiferous, saline soils of Cutler, Summerville, and Chinle Formations.
Recent Actions: On May 5, 1986, we listed Jones cycladenia as threatened rangewide (51 FR 16526). On December 30, 2008, we completed a recovery outline. This document lays out a basic background on Jones cycladenia and preliminary course of actions for recovery. It serves to guide recovery efforts and inform consultation and permitting activities until a comprehensive recovery plan for the species has been finalized and approved.