Table 3.
Germination conditions and responses for eight species of cycads
| Species name | Germination (Mean ± SD) (n = 100) | Seed pre-treatment | Germination | Reference | |
|---|---|---|---|---|---|
| T (°C) | Substrate | ||||
| Cycas revoluta | 100 ± 0 | Seed coat removed | 25 | Water-agar | Dandugula (2011) |
| Cycas siamensis | 100 ± 0 | – | 25 | Water-agar | Umair (2011) |
| Cycas taitungensis | 75–84 | – | 30/20 and 20 | Moist sphagnum moss | Chien et al. (2012) |
| Dioon edule | 100 ± 0 | – | 25 | Water-agar | Dandugula (2011) |
| Encephalartos altensteinii | c. 60% in 30 weeks | Ambient storage, 8 months; | 28 | Silica sand | Xaba (2014) |
| Encephalartos latifrons | c. 50% in 30 weeks | Ambient storage, 8 months; | 28 | Silica sand | Xaba (2014) |
| Zamia floridana | 100 ± 0 | – | 25 | Water-agar | Umair (2011) |
| Zamia furfuracea | 100 ± 0 | – | 25 | Water-agar | Umair (2011) |