Summary: Phytologia (August 2010) 92(2)256
THE LEAF ESSENTIAL OIL OF JUNIPERUS ZANONII AND
COMPARISIONS WITH THE OILS OF J. JALISCANA, J.
MONTICOLA AND J. SALTILLENSIS
Robert P. Adams
Biology Department, Baylor University, Box 97388, Waco, TX
Thomas A. Zanoni
New York Botanical Garden, 200th Street at Southern Blvd.
Bronx, NY 10458-5126
The first report on the composition of the leaf essential oil of
Juniperus zanonii is presented and the oil compared to the oils of closely
related species: J. jaliscana, J. monticola f. monticola, J. m. f. compacta,
J. m. f. orizabensis and J. saltillensis. The leaf oil of J. zanonii is
dominated by sabinene (30.9%), terpinen-4-ol (13.5%) and manoyl oxide
(11.7%) with moderate amounts of -terpinene (5.6%), citronellal (4.3%),
and abietatriene (3.4%). Juniperus saltillensis oil is dominated by