ginkgo

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ginkgo

(gĭng`kō) or

maidenhair tree,

tall, slender, picturesque deciduous tree (Ginkgo biloba) with fan-shaped leaves. The ginkgo is native to E China, where it was revered by Buddhist monks and planted near temples. A "living fossil," the ginkgo is the only remaining species of a large order (Ginkgoales) of gymnosperms that existed in the Triassic period. Its form has not changed in millions of years, as is shown by fossils widely scattered over Europe, North and South America, and Asia. The ginkgo is valued today as a street tree, being exceptionally tolerant of smoke, low temperatures, and minimal water supply. The male and female strobile (see conecone
or strobilus
, in botany, reproductive organ of the gymnosperms (the conifers, cycads, and ginkgoes). Like the flower in the angiosperms (flowering plants), the cone is actually a highly modified branch; unlike the flower, it does not have sepals or petals.
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) are borne on separate trees. The "fruit," botanically a seed, is surrounded by a malodorous pulp, making the male trees more desirable as ornamentals; however, the seed kernel is highly esteemed in East Asia as a food. The herbal remedy ginkgo biloba, an extract of ginkgo leaves, is said to enhance concentration and short-term memory. The ginkgo is classified in the division PinophytaPinophyta
, division of the plant kingdom consisting of those organisms commonly called gymnosperms. The gymnosperms, a group that includes the pine, have stems, roots and leaves, and vascular, or conducting, tissue (xylem and phloem).
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, class Ginkgoopsida, order Ginkgoales, family Ginkgoaceae.

Ginkgo

 

a deciduous gymnospermous tree of the order Ginkgo. The only modern representative is the Ginkgobiloba. Height, 30-40 m; trunk diameter, 1 m. The tree has a branchy crown and is dioecious. Its leaf has a petiole and is fan-shaped. The seeds are ellipsoid, 2-3 cm long, with fleshy outer shells. The ginkgo is found in a few regions of East Asia. In Europe ginkgos have been grown as decorative trees since 1754. In the USSR, they winter well on the Black Sea coasts of the Caucasus and Ukraine.

ginkgo

[′giŋ·kō]
(botany)
A dioecious tree, commonly known as the maidenhair tree (Ginkgo biloba), that is native to China and is cultivated as a shade tree, it is the only surviving species of the class Ginkgoatae and is considered a living fossil. Also known as gingko tree.
References in periodicals archive ?
iyontoforez tedavisi, ginko, bakir, histamin, iyot, metilprednizolon, pilokarpin ve lidokain gibi iyonize mad-delerin elektrik akimi araciligiyla deriye uygulanmasi esa-sina dayanir (26).
In Taiwan Ginko owns Formosa Optical, a leading local spectacle brand.
Like ginko and ginseng, these two herbs can restore energy as being tired all the time will do nothing for your love life.
Thesis research by Gracilene Barros dos Santos at Rio de Janeiro Federal University found that acai has five times more antioxidant and antimicrobial properties than Ginko Biloba.
Another interesting offering was the Ginko Tubulous One.
There is an avenue of ancient ginko trees in Bute Park between the Castle and Castle Mews.
The Raynaud's and Scleroderma Association has reported that patients have found garlic, ginger and ginko biloba a useful alternative for improving the body's circulation.
Ashikaga Ginko hatan de wakatta koteki shikin chunyu seisaku no zasetsu,'' Chuo Koron, March 2004.
This is the same consideration that Ginko paid to IRI shareholders who tendered into the original offer.
ISO 9001 approved since August 2002, told us that Ginko corporation buys, processes and packages tea from China for a variety of OEM customers and recently launched its own brand as well.
Terrence Gordon's thoroughly researched biography, Escape into Understanding, came out in 1997, and McLuhan's entire body of work is now being reprinted by Ginko Press.
The following supplements touted for cancer treatment will be reviewed: astragalus, black cohosh, blue-green algae, coenzyme Q10, echinacea, essaiac tea, garlic, ginko biloba, ginger, ginseng, green tea, milk thistle, mushroom extracts, pc-specs, pycnogenol, and shark cartilage.