3217.000 Hydrangea L.

Staples, G.W. & Herbst, D.R. (2005) A Tropical Garden Flora; plants cultivated in the Hawaiian islands and other tropical places. Bishop Museum Press, Honolulu, Hawaii.

Description of the genus

Shrubs, small trees or climbers. Leaves opposite; blades usually simple; margins entire to serrate (rarely pinnately lobed). Inflorescence terminal, panicles with numerous small flowers in the centre and a few coloured flowers around the outside. Fruit a capsule dehiscent from the top, with numerous tiny seeds.

Derivation of name: from the Greek - water vessel, referring to the shape of the capsule

Comment: Hydrangeas accumulate aluminium in their tissues allowing them to change colour from pink to blue depending on the Ph of the soil.

Worldwide: 23 species in eastern Asia and North America.

Zimbabwe: 2 cultivated taxa.

Hydrangea quercifolia

Links to cultivated taxa    View: living plant images - herbarium specimen images - all images for this genus

macrophylla (Thunb.) Ser.Description, Image
quercifolia BertramDescription, Image

Other sources of information about Hydrangea:

External websites:

African Plants: A Photo Guide (Senckenberg): Hydrangea
BHL (Biodiversity Heritage Library): Hydrangea
EOL (Encyclopedia of Life): Hydrangea
GBIF (Global Biodiversity Information Facility): Hydrangea
Google: Web - Images - Scholar
iNaturalist: Hydrangea
IPNI (International Plant Names Index): Hydrangea
JSTOR Plant Science: Hydrangea
Mansfeld World Database of Agricultural and Horticultural Crops: Hydrangea
Plants of the World Online: Hydrangea
Tropicos: Hydrangea
Wikipedia: Hydrangea

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-23

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2023). Flora of Zimbabwe: Cultivated plants: genus page: Hydrangea.
https://www.zimbabweflora.co.zw/cult/genus.php?genus_id=1770, retrieved 4 June 2023

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