Japanese Hemlock
Japanese hemlock may refer to: * '' Tsuga diversifolia'', or northern Japanese hemlock * ''Tsuga sieboldii ''Tsuga sieboldii'', also called the southern Japanese hemlock, or in Japanese, simply tsuga (栂), is a conifer native to the Japanese islands of Honshū, Kyūshū, Shikoku and Yakushima. In Europe and North America the tree is sometimes u ...'', or southern Japanese hemlock See also * '' Dendrolimus superans'', or Japanese hemlock caterpillar * Hemlock (other) {{Plant common name ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Tsuga Diversifolia
''Tsuga diversifolia'', commonly known as the northern Japanese hemlock, or in Japanese, kometsuga (米栂), is a species of conifer native to the Japanese islands of Honshū, Kyūshū, and Shikoku. In Europe and North America, the species is sometimes employed as tree for the garden and has been in cultivation since 1861. Description ''Tsuga diversifolia'' is an evergreen tree that attains heights of . The crown is narrow, dense and conical. Young shoots are short, palely pubescent and bright orange to red-brown in colour. The densely arranged needles are linear-oblong and long and up to wide. They are a dark green in colour, glossy and furrowed above with two chalk white stomatal bands below. The bark is an orange-brown in colour, shallowly fissured and vertically peeling. The buds are a deep purple red. The dull purple, ovoid pistillate flowers are terminal on either long or short shoots. They measure about and as they mature become pale green with the centre and margin of ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Tsuga Sieboldii
''Tsuga sieboldii'', also called the southern Japanese hemlock, or in Japanese, simply tsuga (栂), is a conifer native to the Japanese islands of Honshū, Kyūshū, Shikoku and Yakushima. In Europe and North America the tree is sometimes used as an ornamental and has been in cultivation since 1861. Description The tree is often multiple-stemmed from the base and the dense crown is broadly conical and pointed. The bark is a dark pink-grey in colour. It is smooth with horizontal folds when the tree is young, but later cracks into squares and become flaky. The glabrous shoots are a pale shining buff, but they may vary to white or pale brown. The base of the petiole is red-brown. The leaves are densely set in irregular flat rows. They are broad and stubby in comparison to other species of the genus ''Tsuga'', and they vary in length from long by about wide. They are blunt with notched tips and shiny dark green above. The underside of the leaves has two broad, dull white stomatal ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Dendrolimus Superans
''Dendrolimus superans'', also called the white-lined silk moth, Sakhalin silk moth, Japanese hemlock caterpillar, Siberian silk moth, Siberian moth, Siberian conifer silk moth, Siberian lasiocampid or larch caterpillar, is a moth of the family Lasiocampidae. Distribution It is found in Kazakhstan, Mongolia, China, Russia, Korea and Japan. Description The wingspan is 60–102 mm. The colour ranges from light yellowish brown or light grey to dark brown or almost black. The forewings are crossed by two dark stripes and there is a white spot situated at the centre of the forewing. Life cycle The length of the life cycle varies from two to four calendar years depending on population density. The larvae of the males have five to nine instars, while those of the females have six to ten. Adults are on wing from the end of June to the beginning of August. The larvae (second to third instars and fifth to sixth instars) overwinter under the forest litter. Pupation takes place from mid ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |