Table 3.
Frequency of floral reward categories in diverse neotropical ecosystems, as number of species (%)
| Floral rewards |
Dry forest – Caatinga (this study) |
Dry forest – Cerrado (Silberbauer-Gottsberger and Gottsberger, 1988) |
Dry forest – Cerrado (Oliveira and Gibbs, 2000) |
Shrubland (Ramirez et al., 1990) |
Restinga (Ormond et al., 1993)* |
|---|---|---|---|---|---|
| Nectar | 103 (71·5) | 128 (45·9) | 40 (70·2) | 20 (40·8) | 141 (62·0) |
| Pollen | 22 (15·3) | 46 (16·5) | 11 (19·3) | 13 (26·5) | – |
| Nectar + pollen | 4 (2·8) | 49 (17·6) | 3 (5·3) | 14 (28·6) | – |
| Oil | 13 (9·0) | 10 (3·6) | 2 (3·5) | – | – |
| Resin | 2 (1·4) | – | – | 2 (4·1) | – |
| Floral parts | 0 | 6 (2·2) | – | – | – |
| Without reward | 0 | 40 (14·3) | – | – | – |
| Pollen + Petals | 0 | – | 1 (1·7) | – | – |
| Total species | 144 | 269 | 57 | 49 | 228 |
*
Data for nectariferous species only.