Field notes, v1294
Page 481
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
FR-128 Aug. 12, 1963. Behavin Lab. pen, Strawberry Canyon, Alameda County, Erect herb with several branches from base, prickly throughout. Purple flower head, only partially opened. Leaves mostly near base, flower scapes only few small leaves. On open grassy area, few other plants nearby. Silybum marianum Milk Thistle