Table 1. Occurrence of EAD-active substances (see Fig. 1) in oil and non-oil plants of different families/genera and floristic regions.
Holarctic | Afrotemp. | Neotropics | Palaeotropics | |
---|---|---|---|---|
Number of taxa studied in floristic regions | ||||
families | 1 | 3 | 6 | 1 |
genera | 1 | 7 | 13 | 1 |
oil/non-oil species | 7/7 | 18/0 | 22/0 | 3/1 |
Percentage of oil/non-oil species with a specific EAD-active compound | ||||
diacetin | 100/14 | 100/– | 73/– | 0/0 |
2-tridecanone | 100/0 | 72/– | 55/– | 100/100 |
heptanoic acid | 71/0 | 55/– | 23/– | 0/0 |
4-hydroxy-3-methoxystyrene | 29/0 | 50/– | 18/– | 100/0 |
unkown (RI 1264) | 0/0 | 17/– | 0/– | 66/0 |
geranic acid | 29/0 | 0/– | 2/– | 0/0 |
(E)-2-dodecenal | 43/0 | 0/– | 0/– | 0/0 |
1-hydroxy-1-phenyl-2-propanone | 29/0 | 0/– | 0/– | 0/0 |
3,5-dimethoxytoluene | 0/0 | 11/– | 0/– | 0/0 |
Afrotemp.: Afrotemperate region. (For detailed information see Table S1).