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| Content Provider | Springer Nature Link |
|---|---|
| Author | Mori, Yosuke Nagamitsu, Teruyoshi Kubo, Takuya |
| Copyright Year | 2008 |
| Abstract | Clonal growth can increase not only floral display but also geitonogamy and may affect sexual reproduction both positively and negatively. A clonal woody species, Prunus ssiori, was partially self-incompatible according to a pollination experiment. Its main pollinators, bumble bees, were often observed to consecutively visit inflorescences within a tree. Clone identification revealed that its genets formed mutually exclusive patches. These features suggest frequent geitonogamous pollination. In a 6.24-ha plot, 212 trees belonged to 59 genets, and 42 genets consisted of a single tree, whereas the rest contained two or more clonal trees. The largest genet had 65 trees and occupied 0.4 of a hectare. Fruit set was measured in 127 inflorescences sampled from nine maternal trees at the center of the plot. Paternal genets of 107 of their 300 seeds were assigned in the plot using microsatellites. There were no selfed seeds. Male reproductive success (the probability that individual trees of each genet sired a seed) increased as tree size increased, as the distance between the trees and maternal trees decreased, when the genet did not contain the maternal trees, and when the genet consisted of a single tree. Female reproductive success (fruit set in individual inflorescences of each maternal tree) increased as the within-tree geitonogamy index, which reflected the frequency of pollination within the maternal tree, decreased. These results suggest that clonal growth reduces male reproductive success, at least, in P. ssiori, because of pollen discounting. |
| Starting Page | 175 |
| Ending Page | 186 |
| Page Count | 12 |
| File Format | |
| ISSN | 14383896 |
| Journal | Population Ecology |
| Volume Number | 51 |
| Issue Number | 1 |
| e-ISSN | 1438390X |
| Language | English |
| Publisher | Springer Japan |
| Publisher Date | 2008-07-19 |
| Publisher Place | Japan |
| Access Restriction | One Nation One Subscription (ONOS) |
| Subject Keyword | Clonal reproduction Geitonogamy Mating system Microsatellite Pollen discounting Pollen limitation Forestry Behavioural Sciences Evolutionary Biology Plant Sciences Zoology Ecology |
| Content Type | Text |
| Resource Type | Article |
| Subject | Ecology, Evolution, Behavior and Systematics |
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