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Lepechinia cardiophylla
http://www.rcip.org/mshcpdocs/Vol2/appendixB/plants/heartleavedpitchersage.pdf
Species conservation objectives and analysis
Lepechinia hastata
http://www.botany.hawaii.edu/faculty/carr/images/lep_has.jpg
image
Pitcher Sage: Lepechinia calycina
http://www2.ucsc.edu/arboretum/lepechinia_calycina.html
Morphological description, habitat and medicinal properties of this California shrub.