Cephalotaxus Wilsoniana
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''Cephalotaxus wilsoniana'' is a species of
coniferous Conifers are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class, Pinopsida. All extant ...
tree in the yew family,
Taxaceae Taxaceae (), commonly called the yew family, is a coniferous family which includes six extant and two extinct genera, and about 30 species of plants, or in older interpretations three genera and 7 to 12 species. Description They are many-bran ...
. Its common names include Taiwan plum yew, Taiwan cow's-tail pine,''Cephalotaxus wilsoniana''.
The Gymnosperm Database.
and Wilson plum yew. It is
endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...
to
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia, at the junction of the East and South China Seas in the northwestern Pacific Ocean, with the People's Republic of China (PRC) to the northwest, Japan to the nort ...
, scattered in montane forests at altitudes of 1400-2700 meters. Cephalotaxus wilsoniana is mostly dioecious, because it's scattered with broad-leaved trees, the fecundity is not strong. In addition, the seed maturity period is very long. Germination and growth are also slow. Therefore, Cephalotaxus wilsoniana is not a common tree species in Taiwan. This taxon is sometimes considered to be a variety of ''
Cephalotaxus harringtonii ''Cephalotaxus harringtonia'', commonly known as Japanese plum-yew, Harrington's cephalotaxus, or cowtail pine, is a coniferous bush or small tree in the family Taxaceae. It is native to Japan, but is occasionally utilised in western gardens and ...
''. This conifer grows up to 9 meters tall with drooping branches and reddish brown flaky bark. It grows in scattered populations in the woodlands of Taiwan. It is sometimes cultivated in local gardens. The wood of Cephalotaxus wilsoniana is light yellowish brown with dense structure and excellent quality, which can be used for construction, furniture, agricultural appliances. A variety of plant alkaloids can be extracted from leaves, branches, roots and seeds. File:臺灣粗榧 - 溪頭自然教育園區 Cephalotaxus wilsoniana - Xitou Nature Education Area, Taiwan 20220316205506 14.jpg, The buds/new branches at the front end of each branch are often three. File:臺灣粗榧 - 溪頭自然教育園區 Cephalotaxus wilsoniana - Xitou Nature Education Area, Taiwan 20220316205506 13.jpg, The stomata on the back of the leaf form two light green bands. File:臺灣粗榧 - 溪頭自然教育園區 Cephalotaxus wilsoniana - Xitou Nature Education Area, Taiwan 20220316205506 03.jpg, Female inflorescence File:臺灣粗榧 - 溪頭自然教育園區 Cephalotaxus wilsoniana - Xitou Nature Education Area, Taiwan 20220316205506 04.jpg, "Naked seed"


References

{{Taxonbar, from=Q1762206
wilsoniana ''Wilsoniana'' is a genus of plant-parasitic oomycetes segregated from ''Albugo ''Albugo'' is a genus of plant-parasitic oomycetes. Those are not true fungi (Eumycota), although many discussions of this organism still treat it as a fungus. The ...
Endemic flora of Taiwan Trees of Taiwan Taxa named by Bunzō Hayata