Litrisa

Litrisa is a genus of flowering plants in the snakeroot tribe within the daisy family.[3][4]

Pineland chaffhead
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Eupatorieae[1]
Genus:
Litrisa

Small
Species:
L. carnosa
Binomial name
Litrisa carnosa
Small
Synonyms[1][2]
  • Trilisa carnosa (Small) B.L.Rob.
  • Carphephorus carnosus (Small) C.W.James

Some taxonomists group Litrisa and Trilisa into the genus Carphephorus.[5]

Species

There is only one known species, Litrisa carnosa, called pineland chaffhead, native to the State of Florida in the United States.[1][6][7] It is a shrub up to 90 cm (3 feet) tall, covered with many small hairs and producing flat-topped inflorescences of many small purplish flower heads.[5]

References
  1. Flann, C (ed) 2009+ Global Compositae Checklist Archived 2014-12-17 at Archive.today
  2. The Plant List Litrisa carnosa Small
  3. Small, John Kunkel. 1924. Bulletin of the Torrey Botanical Club 51(9): 392 entirely in English
  4. Tropicos, Litrisa Small
  5. Flora of North America Vol. 21 Page 535 Carphephorus Cassini, Bull. Sci. Soc. Philom. Paris. 1816: 198. 1816.
  6. Biota of North America Program 2013 county distribution map, Carphephorus carnosus
  7. Atlas of Florida Vascular Plants


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