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You Can’t Restore Habitat if You Can’t Get The Seed: Prairie Version

The couple never planned to spend five years building a harvester, but like a barbed needle-and-thread grass seed, once the idea got in their heads they couldn't pull it out.

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Today’s Plant Photo

UBC Botanical Garden's Picture-A-Day site

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Wild American Chestnuts Discovered

It is a rare opportunity to see an entire stand, albeit a small one, of American chestnut trees, many of which are in the forest canopy.

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Common Introduced Weed Threatens Hardwood Forests

Maples, ashes and other hardwood trees are being harmed by an invasive weed that indirectly slows their growth to about one-tenth the normal speed, scientists say.

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Loss of Pollinators Especially Hard on Plants in Biological Hotspots

Species in species-rich regions face two challenges that increase the risk of extinction: habitat destruction, which is occurring at alarming rates in the tropics, and reduced pollinator activity.

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What Happens When You Mess With Symbiotic Pollination Relationships?

With as many as 70% of plant species dependent on animal pollinators and at least 82 mammalian pollinator species and 103 bird pollinator species considered threatened or extinct, this is sobering news.

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When Mutualism Isn’t Mutual, Part 1

Many, if not all, plants maintain relationships with bacteria, and like any hardworking homeowner, they have developed ways to get rid of freeloaders … biologists have found. In a study of a coastal California lupine that harbors nitrogen-fixing bacteria in its roots, … researchers have shown that the roots respond differently to bacteria that efficiently produce nitrogen than they do to the slackers.

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Healthy Mangroves Protect Human Communities

Places that had healthy coral reefs and intact mangroves, which act as natural buffers, were less badly hit by the tsunami.

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Flowers Welcome Fishy Neighbors

Fish and flowering plants would seem to have as much in common as pigs and beauty soap. But ecologists … found an amazing relationship between the different species that provides a new direction for understanding how ecosystems “hook up.”