Battle of Backbone Mountain

Hydrophyllum brownei, or Browne's waterleaf,[1] is a rare North American plant species found only in the Ouachita Mountains in Arkansas.[2] It grows in forested hillsides above the Cossatot River in Howard County, as well as in Polk and Garland Counties.[3][4]

Hydrophyllum brownei is an herb up to 50 cm (20 inches) tall, spreading by means of underground rhizomes. Leaves are pinnately compound, the leaflets very often pinnately lobed, with short bristly hairs. Flowers are lavender to almost white, 10–12 mm long.[3]

References

  1. ^ USDA, NRCS (n.d.). "Hydrophyllum brownei". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 15 May 2015.
  2. ^ Tropicos, Hydrophyllum brownei
  3. ^ a b Kral, R. & V. Bates. 1991. A new species of Hydrophyllum from the Ouachita Mountains of Arkansas. Novon 1(2): 60–66. includes line drawings on pages 61 + 62
  4. ^ Biota of North America Program 2014 county distribution map