FAGACEAE
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publication ID |
https://doi.org/10.5281/zenodo.302862 |
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persistent identifier |
https://treatment.plazi.org/id/1213417E-FFBA-FFB8-CA7A-F2D94762C746 |
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treatment provided by |
Plazi |
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scientific name |
FAGACEAE |
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XXXVI. FAGACEAE View in CoL View at ENA 3
Monoecious; trees or shrubs. Leaves simple, alternate. Male flowers in catkins or heads; perianth 4- to 6-lobed; stamens 8-20, usually twice as many as perianth-lobes. Female flowers 1 -3, surrounded by an involucre of scales (cupule); perianth 4- to 6- lobed; styles 3 or 6. Fruit a 1 -seeded nut, in groups of 1 -3, surrounded by the accrescent cupule.
1 Male flowers in pendent heads; buds fusiform; nut triquetrous
1. Fagus 1 Male flowers in long, erect or pendent catkins; buds ovoid; nut ovoid to subglobose
2 Male catkins erect, with female flowers in lower part; cupule completely enclosing nuts 2. Castanea 2 Male catkins pendent; female flowers in separate inflorescences; cupule enclosing only lower half of nut
3. Quercus
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.