Ecological Archives E084-049-A1

Lynn S. Adler. 2003. Host species affects herbivory, pollination, and reproduction in experiments with parasitic Castilleja. Ecology 84:2083–2091.

Appendix A. Effect of host species (lupine vs. grass), pesticide (spray or control), and hand pollination (hand or control) on the number of flowers, fruits, seeds, proportion of buds that set fruit, days of flowering and inflorescence herbivory in Indian paintbrush.

Source
 

Flowers

Fruits

Seeds
Proportion fruiting
Days flowering
Floral herbivory
 

df

SS

F

SS

F

SS

F
SS
F
SS
F
SS
F

Block

14

7.18

1.60

13.91

1.10

5307.17

1.10

 0.95 1.21 1224.02 1.59 4.01 2.86***

Host

1

118.34

368.93****

56.24

62.10****

11357.85

32.97****

 0.03 0.60 2381.61 43.43**** 0.30 2.95

Pesticide

1

0.00

0.00

0.37

0.41

145.44

0.42

0.07

1.24

261.99

4.78*

0.08

0.84

Hand Pollination

1

0.03

0.10

30.15

33.29****

14691.22

42.65****

2.98

53.45****

67.22

1.23

0.17

1.17

Host × Poll

1

0.02

0.07

0.38

0.42

781.41

2.27

0.09

1.68

1.32

0.02

0.01

0.06

Pest × Poll

1

0.60

1.89

1.54

1.70

230.88

0.67

0.01

0.22

342.97

6.25*

0.05

0.49

Host × Pest

1

0.74

2.29

0.20

0.23

0.28

0.00

0.01

0.14

453.40

8.27**

0.00

0.01

Host × Pest × Poll

1

0.97

3.02

0.20

0.23

163.20

0.47

0.00

0.04

62.33

1.14

0.07

0.69
                           

Error

142

45.55

  

128.61

  

48918.76

  

7.92

  

7786.49

  

15.54

  

   Notes: Floral herbivory was measured as the proportion of flowering buds damaged per inflorescence and was not included in MANOVA analysis of plant reproduction. Error df are 142 for all analyses.

*P < 0.05; **P < 0.01; ***P < 0.001;  ****P < 0.0001


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