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Hypericum dolabriforme, the straggling St. Johnswort or glade St. John's-wort, is a species of flowering plant in the St. John's wort family Hypericaceae native to the United States.

Hypericum dolabriforme
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. Brathydium
Species:
H. dolabriforme
Binomial name
Hypericum dolabriforme
Vent

Description


It is a semi-woody perennial that produces yellow flowers in the summer. It is distinguished from the similar Hypericum sphaerocarpum by having unequal sepals and over one hundred stamens.[1]


Distribution and habitat


Hypericum dolabriforme is native to the Southeastern United States where it is found in calcareous glades.[2] It has a small native range, being found primarily in Kentucky and Tennessee with range extensions into northern Alabama and Georgia and southern Indiana.[3]


References


  1. Chester, Edward (2015). Guide to the Vascular Plants of Tennessee.
  2. New England Wildflower Society
  3. "Hypericum dolabriforme". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014. Retrieved 23 January 2017.


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