Table 2.
Results of flow cytometric seed screens
| Species/family | Protocol used | Population no./locality | No. of individuals | No. of seeds | Mean endosperm;embryo peak ratio | Reproductive pathway |
|---|---|---|---|---|---|---|
| Asteraceae | ||||||
| Achillea atrata | 3 | 9841 | 1 | 127 | 1·48 | Sexual |
| 3 | 9862 | 2 | 20 (5 + 15) | 1·47 | Sexual | |
| 3 | 9866 | 1 | 20 | 1·48 | Sexual | |
| 3 | Julische Alps | 1 | 25 | 1·5 | Sexual | |
| Erigeron uniflorus | 3 | 9742 | 1 | 72 | 1·48 | Sexual |
| 3 | 9749 | 1 | 20 | 1·49 | Sexual | |
| 3 | 9845 | 2 | 40 (15 + 25) | 1·49 | Sexual | |
| 3 | 9849 | 1 | 35 | 1·47 | Sexual | |
| 3 | 9854 | 5 | 61 (6 + 15 + 10 + 20 + 10) | 1·48 | Sexual | |
| 3 | 9859 | 1 | 20 | 1·45 | Sexual | |
| Gnaphalium hoppeanum | 3 | 9838 | 2 | 31 (21 + 10) | 1·46 | Sexual |
| 3 | 9840 | 1 | 10 | 1·53 | Sexual | |
| Leontopodium alpinum | 3 | 9860 | 4 | 21 (6 + 6 + 5 + 4) | 1·47 | Sexual |
| 3 | 9863 | 1 | 10 | 1·48 | Sexual | |
| 3 | 9865 | 2 | 11 (6 + 5) | 1·46 | Sexual | |
| 3 | 9877 | 5 | 17 (7 + 6 + 2 + 1 + 1) | 1·46 | Sexual | |
| 3 | 9878 | 3 | 19 (12 + 5 + 2) | 1·47 | Sexual | |
| Leucanthemopsis alpina | 3 | 9746 | 2 | 20 (10 + 10) | 1·48 | Sexual |
| 3 | 9847 | 4 | 66 (12 + 11 + 27 + 16) | 1·47 | Sexual | |
| 3 | 9861 | 1 | 68 | 1·44 | Sexual | |
| Brassicaceae | ||||||
| Arabis caerulea | 1 | 9829 | 1 | 3 | 1·52 | Sexual |
| 1 | 9839 | 2 | 13 (5 + 8) | 1·55 | Sexual | |
| 1 | 9875 | 1 | 3 | 1·53 | Sexual | |
| Polygonaceae | ||||||
| Oxyria digyna | 2 | 9850 | 1 | 3 | approx. 1·5* | Sexual |
| 3 | Pitztal glacier | 4 | 23 (7 + 6 + 5 + 5) | 1·48 | Sexual | |
| Primulaceae | ||||||
| Androsace alpina | 1 | 9751 | 1 | 4 | 1·54 | Sexual |
| 1 | 9844 | 1 | 3 | 1·55 | Sexual | |
| 1 | 9852 | 1 | 3 | 1·56 | Sexual | |
| 1 | 9856 | 1 | 3 | 1·55 | Sexual | |
| 1 | 9858 | 1 | 3 | 1·56 | Sexual | |
| Ranunculaceae | ||||||
| Ranunculus alpestris | 2 | 9835 | 1 | 5 | 1·58 | Sexual |
| 3 | 9835 | 3 | 15 (each 5) | 1·59 | Sexual | |
| 2 | 9836 | 1 | 5 | 1·67 | Sexual | |
| 3 | 9836 | 3 | 15 (each 5) | 1·62 | Sexual | |
| 3 | 9876 | 2 | 10 (5 + 5) | 1·62 | Sexual | |
| 2 | Hafelekar | 9 | 45 (each 5) | 1·63 | Sexual | |
| 3 | Hafelekar | 3 | 15 (each 5) | 1·58 | Sexual | |
| Ranunculus glacialis | 2 | 889 | 2 | 8 (3 + 5) | 1·67 | Sexual |
| 3 | 889 | 1 | 9 | 1·64 | Sexual | |
| 3 | 9750 | 2 | 20 (15 + 5) | 1·72 | Sexual | |
| 2 | 9826 | 2 | 10 (5 + 5) | 1·82 | ??? | |
| 3 | 9826 | 2 | 17 (11 + 6) | 1·85 | ??? | |
| 2 | 9831 | 1 | 5 | 1·78 | Sexual | |
| 3 | 9831 | 3 | 26 (19 + 6 + 1) | 1·75 | Sexual | |
| 3 | 9846 | 6 | 37 (12 + 10 + 5 + 5 + 3 + 2) | 1·80 | ??? | |
| 2 | 9857 | 1 | 5 | 1·67 | Sexual | |
| 3 | 9857 | 3 | 11 (5 + 3 + 3) | 1·77 | Sexual | |
| 2 | Stubai glacier | 2 | 10 (5 + 5) | 1·64 | Sexual | |
| Ranunculus pygmaeus | 2 | 9855 | 1 | 5 | 1·69 | Sexual |
| Rosaceae | ||||||
| Potentilla crantzii | 1 | 838 | 1 | 6 | 2·96 | Pseudogamous apomictic |
| 1 | 9873 | 1 | 9 | 3·10 | Pseudogamous apomictic | |
| Potentilla frigida | 1 | 9832 | 1 | 1 | 1·50 | Sexual |
| Saxifragaceae | ||||||
| Saxifraga bryoides | 2 | Stubai glacier | 1 | 80 | 1·45 | Sexual |
For details on flow cytometric protocols, see Materials and methods.
* Calculated from G2 peaks of both embryo and endosperm in immature seeds.