Ecological Archives E096-045-A4

Grace F. Chen and Douglas W. Schemske. 2015. Ecological differentiation and local adaptation in two sister species of Neotropical Costus (Costaceae). Ecology 96:440–449. http://dx.doi.org/10.1890/14-0428.1

Appendix D. Supplementary results: statistical analysis of reciprocal transplant experiments conducted with Costus allenii and C. villosissimus in Central Panama.

Table D1. Logistic regression for the effects of species, habitat, cohort, and all possible interactions on seed fitness in the reciprocal seed transplant experiment.

 

 

Seed germination

Seedling survival

Germination × Survival

Source

df

Deviance

P

Deviance

P

Deviance

P

Species

1

21.67

<0.001

13.64

<0.001

  2.28

  0.131

Habitat

1

76.83

<0.001

  9.66

  0.002

  2.29

  0.130

Cohort

1

12.51

<0.001

  0.29

  0.588

  2.31

  0.129

Species × Habitat

1

  0.43

  0.514

23.19

<0.001

31.12

<0.001

Species × Cohort

1

  0.83

  0.362

  0.64

  0.423

  0.51

  0.476

Habitat × Cohort

1

  0.95

  0.330

  0.00

  0.999

  0.00

  1.000

Species × Habitat × Cohort

1

  0.02

  0.897

  0.00

  0.999

  0.00

  1.000

 

Table D2. Logistic regression for the effects of species, habitat, and site nested with habitat and all possible interactions on transplant survival in the reciprocal clonal transplant experiment.

Source

df

Deviance

P

Original plant size

1

  2.81

0.094

Species

1

  0.49

0.484

Habitat

1

  0.04

0.849

Habitat (site)

1

  0.14

0.934

Species × Habitat

1

28.18

<0.001

Species × Habitat (site)

1

  5.06

0.080

 

Table D3. Nested ANOVA for the effects of species, habitat, and site nested with habitat and all possible interactions on plant growth and absolute fitness in the reciprocal clonal transplant experiment.

 

 

Transplant growth

Absolute fitness

Source

df

F

P

F

P

Species

1

1.66

0.211

0.71

  0.402

Habitat

1

4.59

0.044

3.40

  0.067

Habitat (site)

1

0.88

0.431

0.67

  0.513

Species × Habitat

1

3.16

0.061

14.62

<0.001

Species × Habitat (site)

1

0.88

0.431

0.73

  0.483


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