28 October 1996.
Sonora, Mexico
Locality: Estero de Morua. 7.5 km east of Puerto Penasco, access estero directly from north by turning south off Puerto Penasco-Caborca road. Secretaria de Programacion y Presupuesto, map: H12A32, Puerto Penasco.
Coordinates: 31.2833, -113.4500
(Map it)
Elevation: 1m.
Environment description: California maritime strand tidal salt marsh, regularly inundated, sand, pH=7.255, homogeneous stand of collected species.
Number of plants sampled: 75
Collector(s):