Tom Van Devender, Ana Lillia Reina-G., Carl Tomoff
Mexico, Sonora, Nacozari de García, Nacozari de García, Sierra Purica, Rancho Viejo, 4.0 mi (road), 3.65 mi (air) west of MX Hwy 17, 10.75 mi (air) NNW Nacozari de García.
30.53105 -109.72212 +-100m. NAD 27
1652 metros
5420 ft
Disturbed soil of road-cut on northernly-facing slope in rolling to mountainous oak-manzanita-dominated Madrean evergreen woodland.
2.5-4 dm tall, erect, annual plants, with broadly triangular, corsely-toothed leaves and a terminal spike of narrow elongate flowers with pale barely exserted petals.
Scattered individuals were found on disturbed terrain of roadcut.