Bitterwood Tree
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
Hailing from the rugged mountain ranges of western China, Cephalotaxus fortunei var. alpina thrives in high-elevation ecosystems where few other conifers can sustain themselves. This evergreen variety is particularly noted for its resilience to cold, harsh climates. It remains largely uncultivated, representing an important component of wild subalpine forest biodiversity.
This variety grows as an evergreen shrub or small tree, displaying distinct morphological adaptations compared to the typical species. The linear needles are shorter, stiffer, and more densely arranged along the branchlets to minimize water loss. The stomatal bands on the underside of the foliage appear as bright, contrasting lines.
Its seed cones are dioecious and develop a fleshy, drupe-like outer covering that changes color as it ripens. The seeds themselves are rich in natural oils, which protects the embryo from freezing temperatures. The overall growth habit is compact and multi-stemmed, forming a dense understory canopy.
Spring
Local communities historically harvest the wood for small-scale carpentry due to its fine grain and resistance to decay. Additionally, the plant contains active alkaloids that are studied for their potential medicinal properties. The oil extracted from its seeds is also utilized in traditional applications.
The local Chinese name for this plant translates directly to dense oil fruit, highlighting the remarkably high lipid content of its seeds. It grows at elevations ranging between 2,300 and 3,700 meters above sea level. This makes it one of the highest-occurring taxa within its genus.
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
Araucaria humboldtensis
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Araucaria sect. Araucaria
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Araucaria
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