New York Metropolitan Flora

Genus: Carya

Carya cordiformis
Carya tomentosa   (Poir. ex Lam.) Nutt.  -  Mockernut

Photo © by Brooklyn Botanic Garden
Taken by G. A. Kalmbacher.

Carya tomentosa
Carya tomentosa   (Poir. ex Lam.) Nutt.  -  Mockernut

Photo © by Brooklyn Botanic Garden
Taken by G. A. Kalmbacher.

Carya ovata
Carya tomentosa   (Poir. ex Lam.) Nutt.  -  Mockernut

Photo © by Brooklyn Botanic Garden
Taken by G. A. Kalmbacher.

By Science Staff

Not peer reviewed

Last Modified 02/01/2013

Back to Juglandaceae

Nomenclature

Carya Nutt., Gen. N. Amer. Pl. 2: 220. 1818, nom. cons. TYPE: Not designated.

Scoria Raf., New York Med. Rep. hex. 2, 5: 352. 1808 (typographic error for Hicoria). Hicorius Raf., Fl. Ludov. 109. 1817, nom. rej. (also spelled “Hicoria,” “Hicorya”). TYPE: Unknown.

Key to the species of Carya

1. Buds sulfur-yellow; leaflets generally 9...Carya cordiformis
1. Buds brown; leaflets generally 7 or less...2

2. Leaflets generally 7...3
2. Leaflets generally 5...4

3. Leaflets, petioles, and rachises glabrous...Carya ovalis (included with Carya glabra by some authorities)
3. Leaflets, petioles, and rachises pubescent...Carya tomentosa

4. Bark of mature trees smooth; husks of fruit 2-4 mm thick...Carya glabra
4. Bark on mature trees shaggy, exfoliating in large strips and plates; husks of fruit 4-8 mm thick...Carya ovata

List of Carya Species

References to Carya

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  • Hardin, J. W.; Stone, D. E. 1984. Atlas of foliar surface features in woody plants, VI. Carya (Juglandaceae) of North America. Brittonia 36: 140-53.
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  • Manning, W. E. 1973. The northern limit of the distribution of the mockernut hickory. Michigan Bot. 12: 203-9.
  • Manning, W. E. 1926. The morphology and anatomy of the flowers of the Juglandaceae. Ph.D. Dissertation Cornell Univ., Ithaca, NY132 p.
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