The Eschscholzia californica growing in the Ben Lomond sand hills in the Santa Cruz mountains of Northern California appears different from other populations in the surrounding areas. To quantify these differences, populations in coastal, sand hills, and serpentine soils were compared. Phenotypic data were collected from the field in 1998 and 1999. Molecular analyses and a common garden experiment were also performed. Differences in torus rim width, flower color, flower number, and leaf coloration were examined in both the field and common garden. The sand hills population from both the...
The Eschscholzia californica growing in the Ben Lomond sand hills in the Santa Cruz mountains of Northern California appears different from other popu...