13 September 2003.
California, United States
Locality: W side of Agua Dulce Canyon Rd, north of Hwy 14, NE of Sant Clarita, Los Angeles County
Coordinates: 34.4704, -118.3306
(Map it)
Elevation: 671m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: scattered along trashy, wide ditch; dry stream bed.
Number of plants sampled: 50
Comment: 50-100 tall (3-4 m) plants in large clumps. Early in flowering; one seed head per plant collected. No diseases observed.
Collector(s):