Ecological Archives E090-044-A1

Jake M. Alexander, Peter J. Edwards, Myriam Poll, Catherine G. Parks, and Hansjörg Dietz. 2009. Establishment of parallel altitudinal clines in traits of native and introduced forbs. Ecology 90:612–622.

Appendix A (Table A1). Rock vs. fine soil chemistry from young lava flows on the Island of Hawai`i. Fines are indicated by bolded italics.


Flow age

Depth

SiO2

Al2O3

Fe2O3

CaO

MgO

Na2O

K2O

TiO2

MnO

P2O5

Nb

Soil P enrichment

yr

cm

wt%

wt%

wt%

wt%

wt%

wt%

wt%

wt%

wt%

wt%

ppm

%


500

60–90 fines

37.0

13.3

10.9

6.6

5.0

1.40

0.39

1.87

0.20

0.66

18

22

500

60–90 rocks

49.9

13.3

12.2

9.8

7.5

2.15

0.41

2.01

0.17

0.24

8

 

500

90–130 fines

40.9

13.3

11.0

7.4

5.3

1.57

0.40

1.91

0.20

0.56

17

-8

500

90–130 rocks

50.7

13.6

12.3

10.0

7.5

2.09

0.41

2.03

0.17

0.25

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1500

0–5 fines

10.1

3.6

2.3

5.9

1.2

0.37

0.18

0.50

0.17

0.42

6

600

1500

Above surface rock

45.7

13.5

12.6

10.8

11.0

2.02

0.76

2.07

0.17

0.23

23

 

1500

5–15 fines

13.8

5.2

3.7

6.5

2.3

0.57

0.27

0.74

0.18

0.45

9

358

1500

0–10 rock

45.2

13.4

13.0

10.9

11.3

1.99

0.73

2.06

0.18

0.24

22

 

1500

33–50 fines

21.0

7.8

6.2

7.5

3.7

0.85

0.40

1.11

0.20

0.55

14

312

1500

33–50 rock

45.1

13.1

12.9

10.6

11.0

2.09

0.78

2.05

0.17

0.21

22

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3000

0–10 soil

28.3

6.1

4.2

2.7

1.5

0.39

0.38

0.87

0.15

0.46

9

350

3000

surface rocks

43.6

15.8

14.4

10.9

7.1

2.14

0.50

2.47

0.20

0.25

22

 

3000

16–22 fines

34.1

16.1

14.2

7.4

5.1

1.34

0.41

2.57

0.24

0.42

24

55

3000

16–22 rocks

43.2

15.7

14.9

10.6

7.1

2.08

0.44

2.59

0.20

0.26

23

 

3000

22–40 fines

33.0

16.8

14.4

6.9

5.0

1.26

0.34

2.68

0.21

0.41

24

40

3000

22–40 rocks

42.2

15.8

14.7

10.3

7.1

1.96

0.35

2.57

0.20

0.28

23

 

3000

40–55 fines

31.3

17.0

15.1

6.8

5.7

0.98

0.23

2.77

0.18

0.35

25

18

3000

40–55 rocks

42.7

15.7

14.9

10.3

7.0

2.03

0.42

2.59

0.19

0.26

22

 



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