Hackelia ursina var. ursina

A white-flowered Hackelia with nutlets that have basally fused prickles on their margins. Found at lower elevations than many of the other Hackelia, in southwestern New Mexico and adjacent Arizona.

An inflorescence on the lower part of the Army Trail, west side of the Black Range north of the continental divide, Grant Co., New Mexico, 23 Aug 2009.

Nutlets, lower Army Trail, 23 Aug 2009.

Flowers, lower Army Trail, 23 Aug 2009.

Plant habit, lower Army Trail, 23 Aug 2009.

Basal leaf, lower Army Trail, 23 Aug 2009.