Appreciating the Stunning Bonsai Exhibition at the United States National Arboretum

Images and text reposted from a bonsai enthusiast
Bonsai Exhibition at the United States National Arboretum
First you enter the Japanese collection area. As you walk into the exhibition, the first tree you see,
a Japanese white pine. Cultivated in 1879:
The next tree is the most astonishing tree I have ever seen, a Japanese white pine cultivated in 1625. It survived the atomic bombing of Hiroshima, given to the United States as a 200th birthday gift:
Next is a Ezo spruce cultivated in 1939:
Japanese hemlock, cultivated in 1926: Hemlock
A gorgeous trident maple, cultivated in 1918:
Drummond's red maple, cultivated in 1974:
Chinese elm, cultivated in 1988:
Blue Atlas cedar, cultivated in 1960:
Pomegranate, cultivated in 1963:
Olive, cultivated in 1972:
Crape myrtle, cultivated in 1930:
Trident maple, cultivated in 1985:
Crabapple,
Cedar elm,
Common privet, cultivated in 1979:
Trident maple, cultivated in 1975:
Quince, cultivated in 1975:
Sweetgum, cultivated in 1975:
American beech, cultivated in 1979:
Japanese garden juniper, cultivated in 1975:
Japanese black pine, cultivated in 1980:
Bald cypress, cultivated in 1972:
California juniper, cultivated in 1982:
Japanese black pine, cultivated in 1970:
Juniper, cultivated in 1970:
California juniper, cultivated in 1967:
Norway spruce, cultivated in 2002:
California juniper, cultivated in 1964:
Mongolian pine, cultivated in 1972:
Siberian elm, cultivated in 1982:
Oriental arborvitae, cultivated in 1989:
Now follow my lens to the tropical area:
Umbrella tree, cultivated in 1987:
Barbados cherry, cultivated in 1970:
Bougainvillea, cultivated in 1936:
Willow-leaf fig, cultivated in 1974:
Fujian tea, cultivated in 1956:
Natal fig, cultivated in 1976:
Water jasmine, date unknown:
Brazilian pepper, cultivated in 1973:
Chinese banyan, cultivated in 1971 (one of my favorite trees):
Banyan, cultivated in 1906:
Japanese boxthorn, cultivated in 1951:
Parasol tree, cultivated in 1975:
Banyan, cultivated in 1975:
Bougainvillea, cultivated in 1936
Ironwood, cultivated in 1978:
Now back outdoors to the North American collection,
Juniper, cultivated in 1980:
Japanese garden juniper, cultivated in 2004:
Hawthorn, cultivated in 1983:
Juniper, cultivated in 1975:
Below are some other unidentified images:
Finally, thanks to the American friend (Ryan) for the record
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