| 词条 | Oenothera macrocarpa |
| 释义 |
|image = Oenothera macrocarpa Tennessee.jpg |genus = Oenothera |species = macrocarpa |authority = Nutt. }}Oenothera macrocarpa, the bigfruit evening primrose,[1] Ozark sundrop or Missouri evening primrose, is a species of flowering plant in the evening primrose family Onagraceae, native to Mexico and the south-central United States, where it is found in calcareous prairies and limestone outcrops.[2] DescriptionThis is a perennial herb that produces a red stem 6-12 in. (15-30 cm) in height. The large (3 inch) wide flowers are cup shaped, canary yellow and have a mild fragrance. They are produced in great numbers from early to mid summer. Leaves are dark green and lanceolate, and bunched along the trailing stem. The seed pods are 4-winged and 2 to 3 inch long. UsesThe seed pods are often used in flower arrangements. This plant is also grown in gardens for its flowers.[3][4] It is suitable as a groundcover in poor, stony soil which does not become waterlogged in winter, in full sun. It has gained the Royal Horticultural Society’s Award of Garden Merit.[5][6] TaxonomyThere are five commonly accepted varieties. These are:
References1. ^{{PLANTS|id=OEMA|taxon=Oenothera macrocarpa|accessdate=29 January 2016}} {{Taxonbar|from=Q9373395}}{{Myrtales-stub}}2. ^Shinners and Mahler's Illustrated Flora of North Central Texas Online 3. ^Missouri Botanical Garden 4. ^Perennial Resource: Oenothera missouriensis 5. ^{{cite web | url= https://www.rhs.org.uk/Plants/70730/i-Oenothera-macrocarpa-i/Details| title = RHS Plantfinder - Oenothera macrocarpa | accessdate= 14 April 2018}} 6. ^{{cite web | url= https://www.rhs.org.uk/plants/pdfs/agm-lists/agm-ornamentals.pdf | title = AGM Plants - Ornamental | date = July 2017 | page = 69 | publisher = Royal Horticultural Society | accessdate = 14 April 2018}} 7. ^{{PLANTS|id=oemaf|taxon=Oenothera macrocarpa|accessdate=18 January 2017}} 8. ^{{cite book |last=Chester |first=Edward |date=2015 |title=Guide to the Vascular Plants of Tennessee}} 9. ^{{cite journal|jstor=i25027967|doi=10.2307/i25027967 |title=Revised Classification of the Onagraceae |journal=Systematic Botany Monographs|volume=83 |first1=Warren|last1=Wagner|first2=Peter|last2=Hoch|first3=Peter|last3=Raven|date=2007|doi-broken-date=2018-08-30 }} 7 : Oenothera|Night-blooming plants|Flora of the North-Central United States|Flora of the South-Central United States|Flora of Mexico|Flora of the Plains-Midwest (United States)|Ozarks |
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