Oenothera tetraptera Cav. APNI*
Description: Perennial herb 15–50 cm high with basal rosette; stems simple or branched usually with long spreading hairs.
Basal leaves oblanceolate, 3–10 cm long, 10–30 mm wide, margins sinuate, lobed or sometimes entire, petiole 0–10 mm; cauline leaves ovate to lanceolate, 2–5 cm long, usually irregularly pinnatifid, ± sessile.
Flowers in upper leaf axils. Hypanthium c. 1 cm long. Sepals 15–35 mm long. Petals 20–35 mm long, white or pink darkening with age.
Fruit clavate, ribbed, hirsute, 10–15 mm long, 6–8 mm wide, pedicel 5–25 mm.
Flowering: late spring to autumn.
Distribution and occurrence: Cultivated, occasionally naturalized. North from Sydney. Native of trop. Amer.
NSW subdivisions: *NC, *CC, *NT, *CWS
Other Australian states: *Qld
Text by J. M. Dalby
Taxon concept: Flora of NSW 2 (1991)
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.