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Oenothera stricta Ledeb. ex Link
Family Onagraceae
Oenothera stricta Ledeb. ex Link APNI*

Description: Erect annual or biennial herb to c. 100 cm high, with basal rosette.

Stem simple or branched with curved lateral stems.

Basal leaves oblanceolate, mostly 10–15 cm long, 5–10 mm wide, with conspicuous midrib, base often attenuate, sessile; cauline leaves lanceolate, 3–8.5 cm long, 3–12 mm wide, margins shallowly toothed, apex acute, sessile. Flowers in upper bract-like leaf axils. Hypanthium 2–4.5 cm long. Sepals to c. 15 mm long. Petals 15–30 mm long, yellow, sometimes red at the base, becoming reddish with age.

Fruit ± cylindrical, broader in the upper part, 3–4 cm long, 3–4 mm wide, sparsely villous.


Flower
Photo D. Hardin

Flowering: all year.

Distribution and occurrence: Cultivated, sometimes naturalized in disturbed sites. Native of Chile and Argentina.
NSW subdivisions: *NC, *CC, *SC, *NT, *CT, *ST, *NWS, *CWS, *SWS, *NWP, *SWP, *SFWP
Other Australian states: *Qld *Vic. *Tas. *N.T. *S.A. *W.A.
AVH map***

Text by J. M. Dalby
Taxon concept:

One subspecies in NSW : Oenothera stricta subsp. stricta

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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