Castanopsis delavayi Franch.

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Credits

Article from Bean's Trees and Shrubs Hardy in the British Isles

Recommended citation
'Castanopsis delavayi' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/castanopsis/castanopsis-delavayi/). Accessed 2024-04-20.

Genus

Castanopsis

Other taxa in genus

Glossary

apex: (pl. apices) Tip. apical At the apex.
globose: globularSpherical or globe-shaped.
nut: Dry indehiscent single-seeded fruit with woody outer wall.
ovate: Egg-shaped; broadest towards the stem.
stellate: Star-shaped.
tomentum: Dense layer of soft hairs. tomentose With tomentum.

References

There are no active references in this article.

Credits

Article from Bean's Trees and Shrubs Hardy in the British Isles

Recommended citation
'Castanopsis delavayi' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/castanopsis/castanopsis-delavayi/). Accessed 2024-04-20.

Foliage and remnant inflorescences on Castanopsis delavayi at Hackfalls Arboretum, New Zealand (28 December 2013). Image © Jan De Langhe - Arboretum Wespelaar.

An evergreen tree up to 50 ft or more high in a wild state, free from down except for a sprinkling of scurfy stellate tomentum on shoot and leaf when they are quite young. Leaves stiff, leathery; elliptical, ovate or obovate; usually more or less abruptly tapered at the base; bluntish, rounded or pointed at the apex; coarsely toothed to merely wavy at the margin; 2 to 5 in. long, 11⁄4 to 3 in. wide; silvery-grey or whitish beneath; veins in six to eight pairs; stalk 1⁄4 to 1⁄2 in. long. Male flowers yellow, borne on slender erect spikes 4 or 5 in. long. Female catkins about as long, bearing stalkless fruits which, when developed, are globose, about 1⁄2 in. wide, covered with stiff short spines, and containing usually one nut.

Native of W. China; discovered in Yunnan by the Abbé Delavay; introduced by Forrest in 1924. It is in cultivation at Caerhays Castle, Cornwall.

Foliage on Castanopsis delavayi (Hackfalls Arboretum, New Zealand – 28 December 2013). Image © Jan De Langhe - Arboretum Wespelaar.

Foliage on Castanopsis delavayi, from Yunnan, at Tregrehan Garden, UK (28 September 2015). Image © Jan De Langhe - Arboretum Wespelaar.

Lamina lower surface with initial scurfy pubescence on Castanopsis delavayi (Hackfalls Arboretum, New Zealand – 28 December 2013). Image © Jan De Langhe - Arboretum Wespelaar.

Slender, ridged branchlet on Castanopsis delavayi (Tregrehan Garden, UK – 28 September 2015). Image © Jan De Langhe - Arboretum Wespelaar.

Leaves on Castanopsis delavayi, the lamina lower surface silvery to tawny (Hackfalls Arboretum, New Zealand – 28 December 2013). Image © Jan De Langhe - Arboretum Wespelaar.

Leaves on Castanopsis delavayi, with the lamina obovate to elliptic (Tregrehan Garden, UK – 28 September 2015). Image © Jan De Langhe - Arboretum Wespelaar.

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