| TREATMENT FROM THE JEPSON MANUAL (1993) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Shrub, tree, generally monoeciousRetrieve key for JUGLANDACEAE
Leaves generally odd-1-pinnate, alternate, deciduous; stipules 0
Inflorescence: catkin, generally appearing before leaves, generally clustered; flowers generally solitary in bract axils
Staminate inflorescence generally pendent, generally elongate, generally many-flowered, on last year's twigs
Pistillate inflorescence generally erect; flowers 1–3, at tip of new twigs
Staminate flower: sepals 3–6; petals 0; stamens 3–many; pistil 0 or vestigial
Pistillate flower: sepals 3–6; petals 0; stamens 0; pistil 1, ovary inferior, chamber 1 above, generally 2 below, styles generally 2, plumose
Fruit: nut enclosed in a ± fleshy husk, drupe-like
Genera in family: 7 genera, ± 60 species: n temp, subtropical mtns; some ornamental, cultivated for wood, nuts (Carya hickory, pecan; Juglans )
Reference: [Elias 1972 J Arnold Arb 53:26–51]