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Table 1 Contents (%) of the 25 major compounds of the essential oils, extracted from the leaves of 8 Eucalyptus species, selected for the Principal Components and the Hierarchical Clusters Analyses

From: Chemical composition of 8 eucalyptus species' essential oils and the evaluation of their antibacterial, antifungal and antiviral activities

Compounds

Abbreviations

Content a (%)

E. maid b

E. cin

E. sid

E. odo

E. bic

E. leh

E. astr

E. leuc

1.

α-Pinene

α-pin

7.3 ± 0.7

4.5 ± 0.7

6.9 ± 1.1

1.0 ± 0.7

3.7 ± 1.2

17.6 ± 7.5

22.0 ± 6.0

7.8 ± 2.3

2.

Limonene

lim

3.1 ± 0.2

3.7 ± 0.5

4.1 ± 0.1

0.4 ± 0.2

0.9 ± 0.5

4.4 ± 0.3

1.4 ± 0.3

2.0 ± 0.5

3.

1.8-Cineole

1.8-cin

57.8 ± 1.9

70.4 ± 2.5

69.2 ± 0.6

4.5 ± 1.6

68.0 ± 5.3

56.6 ± 4.3

42.0 ± 5.9

59.2 ± 10.1

4.

γ-Terpinene

γ-ter

1.7 ± 0.9

0.1 ± 0.0

0.1 ± 0.0

0.2 ± 0.2

0.1 ± 0.1

0.9 ± 0.2

0.1 ± 0.1

0.2 ± 0.4

5.

p-Cymene

p-cym

7.4 ± 2.9

1.2 ± 0.1

0.8 ± 0.1

16.7 ± 5.2

1.4 ± 0.5

2.0 ± 0.2

0.9 ± 0.2

2.9 ± 3.4

6.

Pinocarvone

pin

0.5 ± 0.2

0.3 ± 0.1

0.2 ± 0.0

0.2 ± 0.1

2.2 ± 0.5

0.2 ± 0.0

1.8 ± 0.8

1.2 ± 0.2

7.

Terpinene-4-ol

Ter-4ol

1.1 ± 0.3

0.4 ± 0.1

0.6 ± 0.0

3.0 ± 0.8

0.2 ± 0.1

0.3 ± 0.1

0.4 ± 0.1

0.2 ± 0.2

8.

Aromadendrene

aro

1.6 ± 0.8

0.1 ± 0.0

0.5 ± 0.2

0.4 ± 0.0

2.0 ± 0.8

0.2 ± 0.0

3.6 ± 1.2

2.1 ± 1.4

9.

tr-Pinocarveol

tr-pin

2.0 ± 0.8

1.0 ± 0.2

1.2 ± 0.1

0.8 ± 0.2

4.6 ± 0.6

1.0 ± 0.2

7.0 ± 2.5

4.3 ± 1.0

10.

Cryptone

cry

-

-

tr ± 0.1

20.9 ± 1.3

-

-

0.1 ± 0.1

-

11.

α-Terpineol

α-ter

2.2 ± 0.2

10.3 ± 1.1

5.4 ± 0.9

0.8 ± 0.2

0.6 ± 0.3

8.7 ± 2.5

1.3 ± 0.3

1.6 ± 0.7

12.

Verbenone

ver

-

-

tr ± 0.1

0.9 ± 0.2

-

-

0.1 ± 0.1

-

13.

Phellandral

phe

-

0.2 ± 0.2

-

6.6 ± 0.4

0.2 ± 0.2

-

-

-

14.

Cuminal

cum

-

0.1 ± 0.0

-

6.6 ± 0.6

-

-

-

-

15.

tr-p-Mentha-1.7. 8dien-2-ol

tr-p-men

0.5 ± 0.1

1.0 ± 0.2

0.6 ± 0.0

0.5 ± 0.1

1.0 ± 0.1

0.2 ± 0.1

0.4 ± 0.1

0.8 ± 0.1

16.

p-Cymen-8-ol

p-cym

0.1 ± 0.0

0.1 ± 0.0

0.1 ± 0.0

2.9 ± 0.6

0.1 ± 0.0

tr ± 0.1

0.1 ± 0.0

0.1 ± 0.1

17.

cis-p-Mentha-1. 7. 8dien-2-ol

cis-men

0.4 ± 0.2

1.0 ± 0.2

0.6 ± 0.0

0.1 ± 0.1

1.0 ± 0.1

0.3 ± 0.2

0.4 ± 0.1

0.8 ± 0.1

18.

Caryophyllene oxide

car-ox

0.1 ± 0.0

tr ± 0.1

0.1 ± 0.1

1.7 ± 0.2

tr ± 0.1

0.1 ± 0.1

0.1 ± 0.0

tr ± 0.1

19.

Epiglobulol

epi

0.4 ± 0.2

0.1 ± 0.1

0.1 ± 0.0

tr ± 0.1

1.0 ± 0.2

0.1 ± 0.0

1.2 ± 0.3

1.1 ± 0.6

20.

Globulol

glo

1.7 ± 1.4

0.6 ± 0.2

1.1 ± 0.3

0.8 ± 0.2

5.4 ± 1.2

0.6 ± 0.2

6.2 ± 0.9

5.8 ± 2.9

21.

Viridiflorol

vir

0.7 ± 0.3

0.2 ± 0.1

0.4 ± 0.1

1.0 ± 0.3

0.8 ± 0.2

0.2 ± 0.1

1.1 ± 0.1

0.8 ± 0.4

22.

Spahulenol

spa

0.1 ± 0.1

0.2 ± 0.1

0.5 ± 0.3

3.2 ± 0.9

0.1 ± 0.0

1.0 ± 0.1

0.9 ± 0.1

0.1 ± 0.1

23.

Carvacrol

car

0.4 ± 0.1

0.1 ± 0.0

0.1 ± 0.0

1.7 ± 0.3

0.1 ± 0.0

0.2 ± 0.0

0.2 ± 0.1

0.3 ± 0.3

24.

α-Eudesmol

α-eud

1.1 ± 0.6

-

0.4 ± 0.1

-

0.1 ± 0.0

0.3 ± 0.1

0.1 ± 0.0

0.2 ± 0.1

25.

β-Eudesmol

β-eud

3.0 ± 1.9

0.2 ± 0.0

0.6 ± 0.1

0.1 ± 0.2

tr ± 0.1

0.3 ± 0.1

0.1 ± 0.0

0.1 ± 0.2

  1. a Values are means ± SD of triplicate determination.
  2. b E.maid = E. maidenii, E. cin = E. cinerea, E. Sid = E. sideroxylon, E. odo = E. odorata, E. bic = E. bicostata, E. leh = E. lehmannii, E. ast = E. astringens, E. leuc = E. leucoxylon.