Gard. Dict. Abr. ed. 4. 1754
North America, Europe, Asia.
Species ca. 8-10 (3 in the flora, often interpreted as 2).
As evidenced by United States breeding programs, all species are probably interfertile (including American × Asian species). Local morphologic intergradation between species is to be expected.
Paillet, F. L. and P. A. Rutter. 1989. Replacement of native oak and hickory tree species by the introduced American chestnut Castanea dentata in southwestern Wisconsin, USA. Canad. J. Bot. 67: 3457-3469.
|1||Cupules 4-valved, enclosing 3 flowers/fruits; leaf blade abaxially without stellate trichomes, appearing glabrous, with minute multicellular glands, these often embedded on blade, and simple trichomes on veins; nut obovate, flattened at least on 1 side, beak thin, flexible, to 8 mm or more excluding styles.||Castanea dentata|
|1||Cupules 2-valved, enclosing 1 flower/fruit; leaf blade abaxially bearing stellate trichomes (occasionally visible only with magnification), often with simple trichomes on veins; nut round in cross section, ovoid-conic, beak less than 3mm excluding styles.||> 2|
|2||Longest spines of cupule often exceeding 10 mm; young twigs glabrous; petiole usually 8–10(–15) mm; bark brownish, moderately to deeply fissured.||Castanea ozarkensis|
|2||Longest spines of cupule usually less than 10 mm; young twigs puberulent (sometimes glabrate with age); petiole usually 3–7(–10) mm; bark gray to brown, smooth, not fissured or only shallowly fissured.||Castanea pumila|
|Author||Kevin C. Nixon +|
|Common name||Chestnut + and châtaignier +|
|Distribution||North America +, Europe + and Asia. +|
|Etymology||Classical Latin, from Greek kastanaion karuon, nut from Castania, probably referring either to Kastanaia in Pontus or Castana in Thessaly +|
|Illustration copyright||Flora of North America Association +|
|Illustrator||John Myers +|
|Publication title||Gard. Dict. Abr. ed. +|
|Publication year||1754 +|
|Reference||hardin1985a +, johnson1988b +, paillet1989a +, paillet1993a + and tucker1975a +|
|Source xml||https://email@example.com/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse grained fna xml/V3/V3 684.xml +|
|Taxon family||Fagaceae +|
|Taxon name||Castanea +|
|Taxon parent||Fagaceae +|
|Taxon rank||genus +|
|Volume||Volume 3 +|