Document Type : Research Paper
Authors
1 Research Institute of Forest and Ranglands, P.O.Box 13185, Tehran, Iran
2 Research Institute of Forest and Ranglands , P.O.Box 13185, Tehran, Iran
Abstract
Mentha longifolia (L.) Hudson from labiatae family has different varities. In present study we selected Mentha longifolia (L.) Hudson var. kermanansis and Mentha longifolia (L.) Hudson var. kotschiana, whichcultivated in Research station of Alborz (Karadj). The volatile oil extracted from plant by steam distillation method and analyzed by GC and GC/MS. The major constituents obtained from M. longifolia (L.) Hudson var. kermanansis in flower oil were piperitenone oxide (44.3%), piperitone (25.3%)and piperitenone (10.6%) and in leaf oil were , piperitenone oxide (45.7%), piperitone (30.6%), piperitenone (5.6%), and for M. longifolia (L.) Hudson var. kotschiana in flower oil were piperitone (58.2%), 1,8-cineole (26.7%) and piperitenone oxide (4.6%) and in leaf oil were piperitone (64%) and 1,8-cineole (28.4%).
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