The gymnosperms originated about 319 million years ago, in the late Carboniferous. It is a diverse cluster of plants, containing cycads, ginkgos and the shrub Mormon tea. By far the most abundant ...

Flowerless gymnosperms, such as conifer and ginkgo, ruled the Jurassic world before their flowering rivals, the angiosperms, became dominant. What caused the fall of one and the rise of the other?

Now, most plants are angiosperms: 300,000 to 500,000 species compared to about 1,000 for gymnosperms. Nearly all gymnosperms are conifers (ginkgoes are a notable exception).

Conifers belong to a group botanists call Gymnosperms. These are relatively primitive plants dating back approximately 250 million years ago. The term “gymnosperm” is Greek and means naked seed.

In some environments, gymnosperms adapted to live at the extremes. In pine forests of southeastern North America, longleaf pines are adapted to frequent fires that incinerate their competition, and ...

Pines are part of a group of woody plants known as gymnosperms (meaning “naked seed” in ancient Greek). If you look out your window, except for the conifers-pines, spruce and hemlock - most ...

Insect pollination is a decisive process for the survival and evolution of angiosperm (flowering) plants and, to a lesser extent, gymnosperms (without visible flower or fruit). There is a growing ...

Native conifers to Marin What conifers are native to Marin County? We certainly don’t have the number of pines, hemlock, spruce and firs that grow in the Sierra Nevada. “Marin Flora” by John ...

Gymnosperm is the older of the two classifications; the word means "naked seed." Conifers are the most common gymnosperms, but the group also contains other plants that have naked seeds, including ...

What conifers are native to Marin County? We certainly don’t have the number of pines, hemlock, spruce and firs that grow in the Sierra Nevada. “Marin Flora” by John Thomas Howell and others ...

Pollinator Support For hundreds of millions of years, the fantastic ancestors of club mosses ruled the Earth’s forests, along with the gymnosperms, whose most widespread modern representatives are the ...