Common name: hydrangea
Hydrangea macrophylla (Thunb.) Ser. APNI* Description: Deciduous shrub 1–3 m high, glabrous.
Leaves broadly ovate to obovate, 7.5–19 cm long, 4–13 cm wide, margins serrate; petioles 4 cm long.
Inflorescence corymbose; calyx lobes 5, deltoid, 0.5–1 mm long (1–3 cm long in sterile flowers); petals 5, 3.5–4 mm long; stamens 10, 3.5–4.5 mm long; styles 2.5–3.5 mm long; sterile flowers white, blue, purple or pink.
Capsules 6.5–8 mm long, conical at apex; seeds obovoid, c. 1 mm long.
Flowering: Spring to Autumn
Distribution and occurrence: Various cultivars commonly cultivated as garden ornamental shrubs; rarely (doubtfully) naturalised on NC (Bushmans Range), Blue Mountains (base of Leura Falls) and possibly elsewhere in NSW; also doubtfully naturalised in Queensland Victoria.
NSW subdivisions: *NC, *CT
Text by Karen Wilson (2006; edited June 2008). Description by D. Ohlsen, adapted by K.L. Gibbons 30 June 2023.
Taxon concept: D.Ohlsen, Vicflora [accessed 30 June 2023].
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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