CORVALLIS, Ore., Jan. 3 (UPI) -- A plant preserved in 100 million-year-old amber has revealed the oldest evidence of sexual reproduction in a flowering plant, U.S. and European researchers say.

Sex in the garden is more straightforward for the birds and the bees than it’s for the plants. Reproductive processes vary among flowering plants; for many, there is more than one option. When ...

Recent evidence has accumulated to support the partial reprogramming of epigenetic marks in plants. Both male and female gametogenesis is marked by a loss of DNA methylation. Companion cells that are ...

Figure 1: Relationship between biodiversity indices of vascular plants and N:P ratio corrected for productivity effects. Figure 4: Difference in trait values between endangered and non-endangered ...

Getting caught "doing it" is embarrassing enough, but imagine being frozen in flagrante delicto for a hundred million years. That's what happened to a species of flowering plant encased in amber ...

Charles Darwin called the relatively sudden rise of flowering plants an “abominable mystery.” William (Ned) Friedman, a professor of evolutionary biology at the University of Colorado, calls it his ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A fluffy, frondy plant that wouldn't look out of place in a lake today was one of the oldest ...

Flowering strips -- plants used to augment bee foraging habitats -- can help increase bee reproduction but may also increase pathogen infection rates. Flowering strips -- pollinator-friendly rows of ...

In the summer of 1973 sunflowers appeared in my father's vegetable garden. They seemed to sprout overnight in a few rows he had lent that year to new neighbors from California. Only six years old at ...

Pyrenees fossils suggest the Montsechia lived up to 130 million years ago and is the earliest known example of a fully submerged aquatic flowering plant Editor's note: The following essay is reprinted ...

William (Ned) Friedman (at right) is a professor of evolutionary biology at the University of Colorado Charles Darwin called the relatively sudden rise of flowering plants an “abominable mystery.” ...