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Juglans -
by Gerry Moore
Not peer reviewed
Last modified: 06/15/2006
Nomenclature
Juglans L., Sp. Pl. 997. 1753. Gen. Pl., 431. 1754. Nux Duhamel, Traité Arbr. Arbust. 2: 49. 1755, nom. illeg. (Art. 52.1). LECTOTYPE: Juglans regia L., designated by Britton & Brown (1913).
Pericarya Dochnahl, Sich. Filhr. Obstk. 4: 22, 24. 1860. TYPES: Unknown.
Pittocarya Dochnahl, Sich. Filhr. Obstk. 4: 22, 24. 1860. TYPES: Unknown.
Wallia Alef., Bonplandia 9: 336. 1861. TYPE: Not designated.
Key to the species of Juglans
1. Pith dark chocolate-brown; dense pad of short gray hairs above margin of old
leaf scars; fruit oblong-ovoid...Juglans
cinerea
1. Pith tan to creamy; lacking pad of hairs above margin of
leaf scars; fruit globose...Juglans
nigra