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Table 1 Traits of the ornithophilic plants evaluated

From: The flowerpiercers interactions with a community of high Andean plants

Ornithophilic plants Effective corolla length (mm) Nectar volume (µL) Sugar concentration (%) Corolla diameter (mm) Relative abundance (%) Nectar robbing frequency (%) Pollen load (number of grains) Pollen frequency (%)
Axinaea scutigera 12.5 (± 1.5) 13.4 (± 0.9) 0 13344 56.1
Bomarea sp. 24.2 (± 0.7) 5.1 (± 3.9) 17.01 (± 3.3) 10.57 (± 2.6) 0.99 0 39 19.51
Cavendishia bracteata 17.68 (± 1.4) 5.42 (± 4.3) 18.79 (± 2.0) 2.81 (± 0.3) 2.72 35.47 640 15.45
Siphocampylus scandens 35.28 (± 5.1) 30.54 (± 77.9) 14. 82 (± 2.6) 4.9 (± 1.0) 3.22 52.25 700 62.6
Siphocampylus sp. 32.77 (± 2.8) 71.80 (± 75.2) 16.68 (± 0.9) 6.17 (± 0.7) 1.49 100 1265 45.53
Columnea strigosa 31.22 (± 5.2) 8.17 (± 8.8) 8.83 (± 4.0) 13.26 (± 1.9) 9.65 0 112 4.07
Disterigma alaternoides 6.20 (± 0.4) 0.18 (± 0.0) 11.15 (± 4.0) 2.60 (± 0.7) 27.23 0 619 33.33
Gaultheria anastomosans 6.25 (± 0.6) 0.4 (± 0.3) 20.46 (± 8.0) 2.07 (± 0.4) 5.45 0 17 4.88
Gaultheria erecta 7.42 (± 0.5) 0.68 (± 0.5) 14.60 (± 1.7) 1.54 (± 0.4) 13.37 9.95 35 13.01
Macleania rupestris 16.85 (± 1.3) 15.22 (± 19.2) 16.60 (± 3.9) 3.35 (± 0.8) 2.72 14.29 456 17.89
Macrocarpaea sp. 52.23 (± 1.9) 39.40 (± 22.5) 11.07 (± 0.1) 14.10 (± 0.8) 1.73 80 159 1.63
Palicourea angustifolia 8.74 (± 1.1) 2.71 (± 4.3) 23.12 (± 8.4) 3.96 (± 0.8) 0.74 32.96 16 8.94
Palicourea aschersonianoides 18.19 (± 2.7) 9.68 (± 9.8) 24.25 (± 23.7) 3.61 (± 0.6) 6.44 61.03 44 11.38
Psamisia sp. 21.8 (± 0) 23.86 (± 0.3) 23.4 (± 0.2) 4.1 (± 0.4) 0.99 42.22 45 16.26
Sphyrospermum sp. 9.23 (± 1.5) 1.50 (± 2.6) 15.08 (± 6.5) 1.48 (± 0.3) 4.7 44.55 100 19.51
Symbolanthus sp. 57.65 (± 7.5) 11.57 (± 7.1) 18.94 (± 6.8) 8.65 (± 1.8) 18.56 51.33 9 5.69