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extinct but there was 1 tree left in china on top of a hill and now it has spread all over in in america....was found in the 60's/...thanks

2006-07-24 20:20:50 · 6 answers · asked by Anonymous in Science & Mathematics Botany

all you fools are wrong...it is the dawn redwood

2006-07-25 14:33:25 · update #1

6 answers

Metasequoia glyptostroboides (http://www.arboretum.harvard.edu/visitors/highlights/september.html)

Ginkgo biloba
(http://www.xs4all.nl/~kwanten/history.htm)

Most probably it is Ginkgo. I got confused when I checked out.

2006-07-24 23:12:39 · answer #1 · answered by Anonymous · 0 1

It is Gingko(Ginkgo biloba) also called as Maidenhair Tree.
For centuries it was thought to be extinct in the wild, but is now known to grow wild in at least two small areas in Zhejiang province in eastern China, in the Tian Mu Shan Reserve. However, as this area has known human activity for over a thousand years, the wild status of ginkgos there is as yet uncertain.

The Ginkgo is a living fossil, with fossils recognisably related to modern Ginkgo from the Permian, dating back 270 million years. They diversified and spread throughout Laurasia during the middle Jurassic and Cretaceous, but became much rarer thereafter. By the Paleocene, Ginkgo adiantoides was the only Ginkgo species left in the Northern Hemisphere (but see below) with a markedly different (but not well-documented) form persisting in the Southern Hemisphere, and at the end of the Pliocene Ginkgo fossils disappeared from the fossil record everywhere apart from a small area of central China where the modern species survived. It is in fact doubtful whether the Northern Hemisphere fossil species of Ginkgo can be reliably distinguished; given the slow pace of evolution in the genus, there may have been only 2 in total; what is today called G. biloba (including G. adiantoides), and G. gardneri from the Paleocene of Scotland.

Scientific classification
Kingdom: Plantae

Division: Ginkgophyta

Class: Ginkgoopsida

Order: Ginkgoales

Family: Ginkgoaceae

Genus: Ginkgo

Species: G. biloba

2006-07-25 06:56:42 · answer #2 · answered by PrAt 3 · 0 0

hmmm, maybe you are thinking of the Ginkgo? It wasn't restricted to only one tree but it had only been known from fossils.

The term "living fossil" used by Darwin in his 'Origin of Species' of 1859 definitely fits the Ginkgo. It may be the oldest living seed plant and is therefore by some seen as one of the wonders of the world. Thus the sole living member of a once great and dominant race of the vegetation of the world, the Ginkgo is, among all the tens of thousands of plant species existing today, a most precious and tenuous link between the present and the remote past. Individual trees may live longer than 3,000 years.

Scientists thought that it had become extinct, but in 1691 the German Engelbert Kaempfer discovered the Ginkgo in Japan. The Ginkgoes had survived in China where they were grown around monasteries in the mountains and in palace and temple gardens -- Buddhist monks cultivated the tree from about 1100 AD for its many good qualities. From there it spread (by seed) to Japan (around 1192 AD with some relation to Buddhism) and Korea. Ginkgo-seeds were brought to Europe from Japan by Kaempfer in the early 1700's and in America later that century.

2006-07-25 06:03:08 · answer #3 · answered by myrtguy 5 · 0 0

Maiden-Hair Tree,Ginkgo or Ginkgo biloba : 1 Genus,1species .China as you said.Mainly males are cultivated as fruit of females becomes putrid when fallen.Since 1690s has been cultivated in European countries. Some might say a prehistoric conifer because that is what it is...Funny leaves for a species that survived..in isolation...What a funny question for these times,as ever,always,your humble servant...don't forget the Californian Blue Gum....it may be classed as a living fossil one day hence.

2006-07-25 07:40:46 · answer #4 · answered by kit walker 6 · 0 0

PrAt is right it is the GInko. After the scientist found the tree they also found a valley of Ginkos.

2006-07-25 09:31:00 · answer #5 · answered by KrazyK784 4 · 0 0

is that the little tree that Mr. Myogi had in the Karate Kid

2006-07-25 03:24:22 · answer #6 · answered by pro_steering_wheel_holder 4 · 0 0

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