A-to-Z List of Essential Oils with a Rich Aroma:

Alligator Juniper Wood

(Juniperus deppeana)

Aroma Description: Fresh, Resinous, Rich, Warm, Woody
Ambrette

(Abelmoschus moschatus)

Aroma Description: Ambrette smells, musky and woody. It is rich with floral undertones.
Angelica Root

(Angelica archangelica)

Aroma Description: Cool, Exotic, Fresh, Rich, Peppery, Woody, Rich Earthy, and Herbaceous with peppery top notes and clean spicy, musky back notes.
Anise

(Pimpinella anisum)

Aroma Description: Distinctive scent of licorice. Rich and sweet.
Balsam Gurjun

(Dipterocarpus turbinatus)

Aroma Description: Balsamic, Earthy, Exotic, Musky, Resinous, Rich, Sensual, Warm, Woody
Blue Tansy

(Vogtia annua)

Aroma Description: Fresh, warm, rich, slightly sweet, fruity, with subtle floral, camphorous and herbaceous undertones.
Boronia

(Boronia megastigma)

Aroma Description: Very richly intense flowery scent, with a slight dry fruity undertone explaining its main uses being in perfume, fragrance and aromatics
Cassie

(Vachellia farnesiana)

Aroma Description: Rich, sweet, warm, green, honey-floral aroma with pronounced powdery and soft cinnamic-balsamic undertones; has a subtle spicy, violet-like drydown.
Cedarwood, Indian

(Cedrus deodara)

Aroma Description: Balsamic, Earthy, Fresh, Green, Rich, Soft, Warm, Woody
Chamomile, Cape

(Eriocephalus punctulatus)

Aroma Description: Cool, Earthy, Floral, Rich, Slightly sweet, Soft, Warm
Clove

(Syzygium aromaticum)

Aroma Description: Rich, spicy, sweet, soft, warming yet slightly bitter. It is also slightly woody in character and is reminiscent in aroma to that of true clove buds but is of course much stronger in aroma.
Coffee

(Coffea arabica)

Aroma Description: Enticing, rich, strong coffee aroma of dark roasted coffee
Davana

(Artemisia pallens)

Aroma Description: Davana Essential Oil smells rich, sweet, fruity and slightly woody. It also has a subtle vanilla note.
Frankincense

(Boswellia sacra)

Aroma Description: Balsamic, Earthy, Resinous, Slightly sweet, Warm
Frankincense frereana

(Boswellia frereana)

Aroma Description: Balsamic, Earthy, Exotic, Resinous, Rich, Sensual, Slightly camphoraceous, Slightly musky, Warm, Woody
Frankincense rivae (Olibanum)

(Boswellia rivae)

Aroma Description: Balsamic, Resinous, Rich, Soft, Woody
Honeysuckle

(Lonicera caprifolium)

Aroma Description: Floral, Honey-sweet, rich, reminiscent of spring time
Inula

(Dittrichia graveolens)

Aroma Description: Camphoraceous, Earthy, Fresh, Medicinal, Rich, Slightly floral, Slightly sweet
Jasmine Grandiflorum Absolute

(Jasminum grandiflorum)

Aroma Description: Jasmine Absolute smells deep, rich, floral and exotic.
Jasmine Sambac Absolute

(Jasminum sambac)

Aroma Description: Exotic, Floral, Rich, Sensual, Soft, Sweet
Lilac

(Syringa vulgaris)

Aroma Description: Cool, Earthy, Exotic, Floral, Fresh, Rich, Sensual, Slightly sweet, Soft
Linden Blossom

(Tilia cordata)

Aroma Description: Exotic, Floral, Fresh, Rich, Sweet, Warm
Lotus

(Nelumbo nucifera)

Aroma Description: Exceptionally rich, honeyed, dense floral, earthy and creamy sweet, with a spicy green top note, ripe fruit and coumarin-like undertones, and a tenacious, slightly spicy, deep earthy richness in the drydown.
Mastic

(Pistacia lentiscus)

Aroma Description: Balsamic, Earthy, Herbaceous, Pungent, Resinous, Rich, Slightly bitter, Slightly musky, Slightly spicy, Strong, Warm, Woody
Muhuhu (African Sandalwood)

(Brachylaena huillensis)

Aroma Description: Balsamic, Cool, Earthy, Rich, Sensual, Slightly musky, Soft, Woody
Nagarmotha

(Cyperus rotundus)

Aroma Description: Balsamic, Earthy, Exotic, Musky, Resinous, Rich, Slightly spicy, Warm, Woody
Oakmoss

(Evernia prunastri)

Aroma Description: Rich, woody, and earthy
Oakmoss Absolute

(Evernia prunastri)

Aroma Description: Rich, earthy and woody.
Opoponax

(Commiphora guidottii)

Aroma Description: Opoponax Essential Oil smells deep, resinous and woody. The aroma shares some similarity to that of Myrrh Oil.
Patchouli

(Pogostemon cablin)

Aroma Description: Earthy, Exotic, Musky, Resinous, Rich, Sensual, Slightly floral, Warm, Woody
Pinyon Pine

(Pinus edulis)

Aroma Description: Balsamic, Coniferous, Earthy, Fresh, Piney, Rich, Woody
Ponderosa Pine Cone

(Pinus ponderosa)

Aroma Description: Balsamic, Coniferous, Earthy, Fresh, Piney, Resinous, Rich, Woody
Red Pine (Norway Pine)

(Pinus resinosa)

Aroma Description: Balsamic, Coniferous, Earthy, Fresh, Piney, Rich, Strong, Woody
Rose

(Rosa × damascena)

Aroma Description: Smells floral, sensual, and sweet with an intense, concentrated rose aroma
Sandalwood - New Caledonia

(Santalum austrocaledonicum)

Aroma Description: Balsamic, Cool, Earthy, Rich, Sweet, Warm, Woody
Sandalwood - Royal Hawaiian

(Santalum paniculatum)

Aroma Description: Balsamic, Earthy, Rich, Sensual, Soft, Warm, Woody
Sandalwood, Australian

(Santalum spicatum)

Aroma Description: Earthy, Resinous, Rich, Slightly sweet, Soft, Vanilla-like, Warm, Woody
Siam Wood

(Fokienia hodginsii)

Aroma Description: Exotic, Resinous, Rich, Sensual, Soft, Vanilla-like, Warm
Sitka Spruce

(Picea sitchensis)

Aroma Description: Balsamic, Coniferous, Piney, Rich, Slightly sweet, Woody
Styrax Benzoin Absolute

(Styrax benzoin)

Aroma Description: Rich, warm, slightly woody, creamy and has vanilla-like characteristics.
Tobacco

(Nicotiana tabacum)

Aroma Description: Rich and warm and possesses a deep tobacco-like aroma.
Vanilla Oleoresin

(Vanilla planifolia)

Aroma Description: Balsamic, Earthy, Exotic, Rich, Sensual, Sweet, Vanilla-like, Warm
White Sage

(Salvia apiana)

Aroma Description: Astringent, Earthy, Fresh, Herbaceous, Pungent, Rich, Slightly spicy, Strong, Warm, Woody
White Spruce

(Picea glauca)

Aroma Description: Balsamic, Coniferous, Piney, Rich, Slightly camphoraceous, Slightly sweet, Warm, Woody

Resinous

Sensual