Chinese Plum Yew (Cephalotaxus drupacea var. sinensis)

Chinese cowtail pine

Cephalotaxus drupacea var. sinensis: Guide to the Chinese Plum Yew Variety

The shaded slopes of Chinese mountain ranges host Cephalotaxus drupacea var. sinensis, an elegant evergreen conifer of ecological significance. This slow-growing conifer plays a vital role in forest ecosystems, providing shelter and food for local wildlife. Its resistance to pests and architectural growth habit make it a subject of significant ecological interest.

Taxonomy

  • царство Plantae
  • division Tracheophytes (Vascular Plants)
  • subdivision Spermatophytes (Seed plants)
  • superclass Gymnospermae (Gymnosperms)
  • division Pinophyta
  • subclass Cupressidae
  • order Cupressales (Cypresses and junipers)
  • family Cephalotaxaceae (Plum-yews family)
  • genus Cephalotaxus (Plum yew)
  • species Cephalotaxus harringtonia (Japanese Plum Yew)
  • variety Cephalotaxus drupacea var. sinensis (Chinese Plum Yew)

Living Pulse

Morphology

This evergreen variety typically develops as a large shrub or a small tree, reaching heights of up to twelve meters. The bark exhibits a reddish-brown coloration and exfoliates in thin, papery strips on older branches. The linear, needle-like foliage is arranged spirally but spreads horizontally in two distinct ranks.

Key reproductive features include the following structures:

  • Male cones: Formed in globose clusters along the undersides of the branches, releasing pollen in early spring.
  • Female cones: Produced in small, stalked clusters, developing into fleshy, plum-like seeds.
  • Seed coat: Composed of a succulent outer aril that transitions from green to a deep brownish-purple color at maturity.

Applications

The primary value of this taxon lies in its complex biochemistry. Scientists extract powerful alkaloids, including harringtonine and homoharringtonine, which are studied for their potent anti-leukemia properties. Additionally, the fine-grained wood is valued locally for crafting small implements and agricultural tools.

Interesting facts

Despite the fleshy, fruit-like appearance of the seed cones, all parts of this plant contain toxic compounds that deter herbivores. Birds consume the fleshy arils and disperse the seeds safely. The variety name highlights its native range, as the term sinensis refers directly to China.

Geography of distribution

  • China

Sources

  • POWO: Plants of the World Online
  • WFO: World Flora Online
  • GBIF: Global Biodiversity Information Facility

Technical Information

External Databases: GBIF, POWO, Tropicos

See also

True Araucarias

True Araucarias

Araucaria sect. Araucaria

Araucaria sect. Araucaria is a botanical section of evergreen conifers native to South America. It …