North American Sequoia
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Last Update: 2020-11-12
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Source: Internet
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Author: User
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a.m.: Long-leaf world master, sequoia, redwood fir.Form:species is the tallest of the trees, up to 110mand chest diameter up to 8m . Evergreen giant trees, bark thick 15-25cm , awning, branches flattened, canopy cones also. Leaf type 2, the main branch of the leaf-shaped long round, length of about 6mm , side branch leaf bar, long 8-20mm , the base twisted into 2column, no handle, dark green or bright above Green, below there are powdered white pores with 2 , the middle pulse is obvious , male and female, male and female flower single branch top leaf, there is a shortterrier;0-2 .5cm , light red-brown, mature at that time; seed scales, shields, developed scales with seeds 2-5 ; seed hazel, about 1 .5mmwith wings onsides;Distribution:is produced on the west coast of North America at an average annual temperature of 7-18 degrees C , rainfall above 1000mm , and mountains at altitudes of 700-1000m . Happy air wet place, in the low wet valley into a pure forest, in a drier place often into mixed forest.China has a small amount of cultivation in Shanghai, Hangzhou, Nanjing and other places. Seeds and seeding can be used to reproduce.For landscape trees. It is also a world-famous tree species.
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