The overall rate of self-fertilization can be viewed as the sum of two distinct processes: 1) self-pollination of all ovules in a flower (whole-flower self-pollination); and 2) self-pollination of ...

https://doi.org/10.2307/2442732 • https://www.jstor.org/stable/2442732 Copy URL Papaver nudicaule placentae with attached ovules were dissected out of unpollinated ...

Scientists have discovered how two closely-related species of Asiatic dayflower can coexist in the wild despite their competitive relationship. Through a combination of field surveys and artificial ...

Having identified a tomato pollen gene associated with blocking self-pollination in petunias and cross-species fertilization in tomatoes, researchers conclude that tomato plants use similar ...

I discussed some basics of plant pollination and fertilization last week in this column. This week, let's look at some of the problems and anomalies of these processes. Every summer, questions about ...

Syngenta Biotechnology China-led research, with partners in the U.S., France, the UK, Chile, the Netherlands, Argentina, and across China, has discovered that sunflowers can form viable haploid seeds ...

During summer and fall, we all enjoy a plethora of fruits from our home gardens and from the local farmers market. Each fruit starts with a flower. Then four separate events will take place in ...

Why are flowers so pretty? It is of little benefit to a wild plant to be admired. Why have plants put so much energy into the structure of flowers and production of nectar and other rewards? Of course ...