|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: Rosaceae||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Shrub, unarmed. Leaf: simple, oblong to (ob)ovate, generally serrate, deciduous; stipules generally 0; petiole 0--short. Inflorescence: raceme or panicle, many-flowered, bracted; pedicel bractlet generally 1, at top, generally linear. Flower: hypanthium obconic to bell-shaped, bractlets 0; sepals spreading to erect; petals spreading, pink to rose; stamens 15--many; pistils 5, opposite petals, free or fused at base, surrounded by hypanthium, ovaries superior, styles +- terminal, beak-like in fruit, stigmas head-like. Fruit: follicles 5, dehiscent along adaxial, top of abaxial suture. Seed: +- fusiform; coats membranous.
Species In Genus: +- 50 species: northern temperate. Etymology: (Greek: shrub)
eFlora Treatment Author: Daniel Potter & Thomas J. Rosatti
Jepson Online Interchange
Key to SpiraeaPrevious taxon: Sorbus sitchensis var. sitchensis
Next taxon: Spiraea douglasii
Citation for this treatment: Daniel Potter & Thomas J. Rosatti 2017. Spiraea, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=10063, accessed on February 25, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 25, 2017.