Agrostis hooveri
It is endemic to California , where it is known only from western San Luis Obispo and Santa Barbara Counties . 
<triplet> California <subj> San Luis Obispo <obj> contains administrative territorial entity <subj> Santa Barbara Counties <obj> contains administrative territorial entity <triplet> San Luis Obispo <subj> California <obj> located in the administrative territorial entity <triplet> Santa Barbara Counties <subj> California <obj> located in the administrative territorial entity