Glandular Trichomes and Essential Oil of Thymus quinquecostatus

Table 2

Constituents of essential oil of T. quinquecostatus in different periods.

Compound	Content (%)
	Growth period	Flowering period	Nearly withered period
Tricyclene	0.03	0.03	0.04
Thujene	0.03	0.03	0.05
α-Pinene	0.53	/	/
Camphene	1.12	0.93	1.56
1-Octen-3-ol	0.51	0.84	1.32
2-Pentylfuran	/	0.05	/
β-Myrcene	/	0.46	/
β-Pinene	0.20	0.23	0.38
2-Propylpyridine	0.28	/	/
(E,E)-2,4-Nonadienal	/	/	0.05
Terpinolene	/	/	0.05
(+)-2-Carene	0.07	/	/
β-Cymene	0.20	0.39	/
Eucalyptol	0.50	2.24	1.50
D-Limonene	0.89	1.02	1.41
trans-β-Ocimene	0.07	0.06	0.11
γ-Terpinene	0.21	0.16	0.18
1-Nonen-3-ol	/	0.06	/
Linalool	40.31	39.1	45.44
D-Camphor	0.14	/	0.16
Carvacrol	0.08	0.13	0.12
4-Methoxystyrene	0.06	0.23	0.13
trans-2-Nonenal	/	0.05	/
Borneol	/	14.58	/
l-4-Terpineneol	1.86	2.14	2.56
α-Terpineol	0.53	0.96	0.70
cis-Piperitol	0.04	0.07	0.05
Nerol	0.11	/	0.08
D-Carvone	0.04	0.08	0.07
Cyclodecane	/	/	0.13
Geraniol	0.12	/	/
2-Cyclohexen-1-ol	/	0.13	/
Nonanoic acid	/	0.15	/
(E,E)-2,4-Decadienal	/	0.05	/
Linalyl butyrate	0.33	/	/
α-Cubebene	0.07	0.04	0.15
Copaene	0.20	0.18	/
β-Bourbon	0.31	0.71	0.75
Elemene	0.45	0.56	0.36
2-Ethyl-1,4-dimethyl-benzene	0.06	/	/
Caryophyllene	4.51	3.82	2.44
cis-β-Farnesene	0.11	/	/
a-Caryophyllene	0.28	0.26	0.15
Alloaromadendrene	/	/	0.38
γ-Muurolene	0.40	0.32	0.50
β-Cadinene	5.57	4.13	3.18
γ-Cadinene	/	/	0.18
α-Muurolene	/	/	0.52
β-Selinene	0.07	/	/
(+)-δ-Cadinene	0.84	0.51	0.75
α-elemol	3.54	3.03	1.87
Spathulenol	0.40	0.28	/
Caryophyllene oxide	0.99	1.77	1.03
β-Irisone	/	/	0.18
γ-Eudesmol	/	1.17	0.73
β-Eudesmol	2.10	1.49	/
α-Eudesmol	/	0.93	0.63
Benzyl benzoate	/	0.04	/
Copaene	/	/	0.11
PMA hydrochloride	0.07	/	/
Phytone	0.35	0.83	0.32
D(+)-Carvone	0.04	/	/
n-Hexadecanoic acid	1.24	1.92	/
phytol	0.24	0.09	0.11
(Z,Z)-9,12-Octadecadienoic acid	0.15	/	/
Heneicosane	/	0.03	/
Eicosane	/	0.06	/

/ represents compound not detected.