|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family:||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Perennial herb to small tree or vine. Stem: < 3 m, generally erect; bark generally peeling as thin sheets or narrow strips. Leaf: generally simple, opposite, deciduous or not, +- hairy; stipules 0; blade +- round to narrowly elliptic, entire or toothed. Inflorescence: cyme, raceme, panicle, or flower 1, terminal or axillary, generally bracted. Flower: bisexual, radial, flowers on inflorescence margins occasionally sterile and enlarged; sepals 4--10, free or fused at base, spreading or erect; petals 4--7, free, +- round to narrowly elliptic; stamens 8--12 in 2 whorls or many and clustered, filament base linear or wide and flat; pistil 1, ovary superior to inferior, chambers 2--8, ovules 1--2 or many per chamber, placentas axile or parietal, styles 1--8, free or fused at base. Fruit: capsule, loculicidal or septicidal; styles persistent or not. Seed: generally many, small to minute, oblong to fusiform, winged or not.
Genera In Family: 18 genera, +- 250 species: generally temperate, subtropical northern hemisphere; some cultivated for ornamental (Carpenteria, Hydrangea, Philadelphus). Note: Philadelphaceae in TJM (1993).
eFlora Treatment Author: Robert E. Preston & Charles F. Quibell
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Jepson Online Interchange
Key to Hydrangeaceae
Previous taxon: Myriophyllum verticillatum
Next taxon: Carpenteria
Citation for this treatment: Robert E. Preston & Charles F. Quibell 2017. Hydrangeaceae, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=155, accessed on February 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 24, 2017.