For your use, here is a small breakdown of some common essential oils used in aromatherapy.
From: Africa, Brazil, Sri Lanka
Made From: Grass
Scent: Citrus
How to use: Footbaths, insect repellent
Note: Top
Mood: Soothing
Warnings: None
From: Italy, Spain, Algeria
Made From: Peel
Scent: Sweet
How to use: Baths, massage
Note: Top
Mood: Stimulating
Warnings: None
From: Yugoslavia, Iran
Made From: Flowers
Scent: Peppery
How to use: Baths, inhalation
Note: Middle
Mood: Warming
Warnings: Avoid in pregnancy
From: Europe
Made From: All parts
Scent: Citrus
How to use: Inhalation, massage
Note: Middle
Mood: Calming
Warnings: 24 hour test on sensitive skin
From: Morocco, Portugal, France
Made From: Petals
Scent: Heady
How to use: Massage baths
Note: Middle/base
Mood: Euphoric
Warnings: Base
From: India, Africa, South America
Made From: Grass
Scent: Citrus
How to use: Massage baths
Note: Top
Mood: Calming
Warnings: None
From: Malaysia
Made From: Leaves
Scent: Pungent
How to use: Diffusers
Note: Base
Mood: Uplifting
Warnings: None
From: Europe
Made From: Leaves
Scent: Minty
How to use: Steaming compresses
Note: Top
Mood: Revitalizing
Warnings: 24 hour test on sensitive skin, avoid in pregnancy
From: Morroco, Portugal, France
Made From: Leaves, tips, twigs
Scent: Citrus
How to use: Skin care, baths
Note: Middle
Mood: Uplifting
Warnings: None
From: Northern Europe
Made From: Needles, twigs, cones
Scent: Woody
How to use: Inhalation, massage
Note: Middle
Mood: Refreshing
Warnings: Avoid in pregnancy
From: Europe
Made From: Tips, leaves
Scent: Piercing
How to use: Massage, inhalation, skin care
Note: Middle
Mood: Base
Warnings: Not for epileptics or in pregnancy
From: Europe
Made From: Leaves
Scent: Floral
How to use: Massage, inhalation, skincare
Note: Middle
Mood: Uplifting
Warnings: None
From: India
Made From: Wood
Scent: Woody
How to use: Massage, inhalation, skin care
Note: Base
Mood: Calming
Warnings: None
From: Australia
Made From: Leaves, twigs
Scent: Fresh
How to use: Massage, skin care
Note: Top
Mood: cleansing
Warnings: 24 hour test on sensitive skin
From: India, Sri Lanka
Made From: Roots
Scent: Smokey
How to use: Massage, baths
Note: Base
Mood: Relaxing
Warnings: None
From: Phillipines, Java, Sumatra
Made From: Flowers
Scent: Exotic
How to use: Massage baths
Note: Middle
Mood: Sensuous
Warnings: None