Acleisanthes lanceolata (Wooton) R.A.Levin
A subshrub of gypseous clay. Common at White Sands. The yellow flowers are open at night and most often seen wilted during the day. Cleistogamous flowers are also frequently produced, even further reducing one's chances of seeing flowers open & in their full glory.
A flower at White Sands National Monument, Otero County, New Mexico, 21 Aug 2013.
Closer view of a flower at White Sands National Monument, 21 Aug 2013.
Plant habit at White Sands National Monument, 21 Aug 2013.
A cleistogamous flower on the south side of the Fra Cristobal Range, Sierra County, New Mexico, 17 Aug 2013.
Plant habit on the south side of the Fra Cristobal Range, 17 Aug 2013.
A flower bud at White Sands National Monument, Otero County, New Mexico, 26 Jul 2005.
Leaves at White Sands, 26 Jul 2005.
Plant habit at White Sands, 26 Jul 2005.