Grewioideae

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Grewioideae
Crossberry, Grewia occidentalis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Malvaceae
Subfamily: Grewioideae
Hochr.
Genera

See text

Grewioideae is a subfamily of the family Malvaceae and was first described by Hochreutiner.[1] The group is named after its type genus, Grewia,[2] which is named for the English scientist Nehemiah Grew (1641–1712). It contains a number of genera that were previously placed in the defunct family Tiliaceae.

Description

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Within the Malvaceae, this subfamily has its inflorescences opposite the leaves, the corollas are usually clawed, and there is a nectar-bearing hair carpet at the base of the petals[1] and there are numerous dithecal stamens.[3] The fruit is fleshy or capsular with spines, and the seeds are winged.[1] The group is thought to have originated about 42 (± 15) million years ago.[1][4]

Taxonomy

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Ulrike Brunken & Alexandra Muellner divide the Grewioideae into two clades, the Grewia clade, Grewieae Endl. and the Apeiba clade, Apeibeae Benth., on the basis of morphological and molecular evidence.[3]

Tribes and genera

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The subfamily includes the following genera - accepted by Bayer & Kubitzki (2003)[5]

References

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  1. ^ a b c d Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 14, July 2017 [and more or less continuously updated since]." http://www.mobot.org/MOBOT/research/APweb/
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  5. ^ Bayer, C. and K. Kubitzki. 2003. Malvaceae. Pp. 225–311 in The families and genera of vascular plants vol. 5, eds. K. Kubitzki and C. Bayer. Berlin, Heidelberg: Springer Verlag.
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  • Data related to Grewioideae at Wikispecies
  • Error creating thumbnail: File missing Media related to Lua error in Module:Commons_link at line 62: attempt to index field 'wikibase' (a nil value). at Wikimedia Commons
  • Hochreutiner, B.P.G. 1914. "Notes sur les Tiliacées avec descriptions d’espèces, de sections et de sous-familles nouvelles ou peu connues". Annuaire du Conservatoire et du Jardin botanique de Genève 18: 68–128.

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