Matelea producta (Torr.) Woodson

A foul-smelling, vining, green-flowered apocynacid

Flowers at Mockingbird Gap between the San Andres & Oscura mountains, Socorro County, New Mexico, 25 May 2010.

Cauline leaves at Mockingbird Gap, 25 May 2010.

Another view of flowers at Mockingbird Gap, 25 May 2010.

Plant habit at Mockingbird Gap, 25 May 2010.