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Graham, R.A. (1958) Polygonaceae FTEA
Nogueira, I., Ortiz, S. & Paiva, J.A.R. (2006) Polygonaceae FZ 9(3)
Herbs (mostly, in ours), shrubs, climbers or rarely trees. Stems usually with sheathing stipules (ochreae). Leaves simple, alternate (rarely subopposite). Flowers actinomorphic, bisexual or unisexual. Petals 0. Perianth segments 3-6, sepaloid or petaloid, free or connate, persistent. Ovary superior, 1-locular, with a solitary ovule. Fruit a nut, indehiscent, hard, 3-angled or biconvex, usually enveloped in the perianth. Seeds with abundant endosperm. Worldwide: 46 genera and 1100 species, ± cosmopolitan, but especially northern temperate. |
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| Genus | Content |
| Antigonon Endl. | Description |
| Emex Campd. | |
| Fagopyrum Mill. | Description |
| Fallopia Adans. | |
| Oxygonum Burch. | Description |
| Persicaria (L.) Mill. | Description |
| Polygonum L. | Description |
| Rumex L. | Description |
| Home | > | List of families | > | Polygonaceae |