Table 4.
Mean nectar concentration [% Conc.: (sugar mass/total mass) × 100], sugar proportions (S, sucrose; F, fructose; G, glucose), and sugar ratio [r, S/(F+G)] for the different flower type categories (DSTI, diurnal short-tongued insect-pollinated; DLTI, diurnal long-tongued insect-pollinated; HUM, hummingbird-pollinated; NI, nocturnal insect-pollinated)
| n | % Conc. | S | F | G | r | |
|---|---|---|---|---|---|---|
| DSTI | 6 | 31·16 ± 14·78 | 56·18 ± 27·42 | 21·73 ± 15·57 | 22·08 ± 12·68 | 4·14 ± 7·14 |
| DLTI | 7 | 32·72 ± 11·66 | 43·93 ± 22·4 | 26·33 ± 8·16 | 29·74 ± 16·27 | 1·03 ± 0·81 |
| HUM | 11 | 27·02 ± 3·59 | 63·93 ± 21·76 | 19·82 ± 10·04 | 16·26 ± 13·27 | 3·24 ± 3·26 |
| NI | 2 | 44·60 ± 5·52 | 95·00 ± 0·14 | 2·80 ± 0·21 | 02·20 ± 0·35 | 19·0 ± 0·56 |
Values are group means ± standard deviation.
n = number of species in each category group.