Class
Family
Classification
Subordinate Taxa
Nomenclature
Scientific Name:
Oenothera L., Sp. Pl. (1753)
Synonymy:
- = Gaura L., Sp. Pl. 347 (1753)
Vernacular Name(s):
Evening primrose; Suncups; Sundrops
Description
Annual, biennial or perennial herbs, caulescent or acaulescent, sometimes almost shrubby. Lvs alternate or in basal rosettes, simple and entire to pinnatisect or 2-pinnate. Fls in terminal leafy spikes, 1 or few in axils of subtending lvs. Axis of fl. produced well beyond ovary to form a prominent deciduous floral tube. Sepals 4, reflexed at anthesis, sometimes white to red. Petals 4, generally large (> 10 mm long), usually yellow, white or pink. Stamens 8, equal or the 4 outer or antisepalous ones longer; anthers usually versatile and not erect. Ovary 4-celled; stigma capitate to 4-lobed. Capsule loculicidal, 4-valved, ± elongated, membranous to woody, free or fused with subtending bract, sometimes winged. Seeds numerous, often angular, occasionally winged.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Biostatus
Exotic
| Category | Number |
|---|---|
| Exotic: Fully Naturalised | 8 |
| Exotic: Casual | 4 |
| Total | 12 |
Bibliography
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.
Wagner, W.L.; Hoch, P.C., Raven, P.H. 2007: Revised classification of the Onagraceae. Systematic Botany Monographs 83: 1–240.
