Hypericum prolificum
| Hypericum prolificum | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Malpighiales |
| Family: | Hypericaceae |
| Genus: | Hypericum |
| Section: | H. sect. Myriandra |
| Subsection: | H. subsect. Centrosperma |
| Species: | H. prolificum
|
| Binomial name | |
| Hypericum prolificum | |
Hypericum prolificum, known as shrubby St. John's wort,[3] is a deciduous shrub in the genus Hypericum. It was named for its "prolific" number of stamens.[4]
Description
Hypericum prolificum is a shrub growing up to 2 m (6 ft 7 in) tall with elliptic to oblanceolate leaves up to 70 mm (2.8 in) long and 15 mm (0.59 in) broad.[5] The flowerheads have between 1 and 9 flowers, each 15–30 mm (0.59–1.18 in) across with 5 golden yellow petals and numerous stamens.[5] The ovary is usually three-parted, though may have up to five parts in some individuals.[5]
Distribution and habitat
Hypericum prolificum is native to the central and eastern United States and Ontario.[3][6] Habitats include riparian areas, slopes, thickets, swamp edges, and oak woodlands.[3][7]
Gallery
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Young leaves emerging in early spring -
In flower -
Flower and buds close-up -
In fruit
References
- ^ "NatureServe Explorer 2.0". explorer.natureserve.org.
- ^ "Hypericum prolificum L." ipni.org. International Plant Names Index. Retrieved 2018-09-23.
- ^ a b c Robson, Norman K. B. (2015). "Hypericum prolificum". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 6. New York and Oxford: Oxford University Press. Retrieved 2018-09-23 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
- ^ "Hypericum prolificum". Go Botany. New England Wildflower Society. Retrieved 2018-09-23.
- ^ a b c "Hypericum prolificum". hypericum.myspecies.info. Retrieved 2018-10-21.
- ^ USDA, NRCS (n.d.). "Hypericum prolificum". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 2018-09-23.
- ^ Reznicek, A. A.; Voss, E. G.; Walters, B. S., eds. (February 2011). "Hypericum prolificum". Michigan Flora Online. University of Michigan Herbarium.
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