Flora of the Hawaiian Islands
Dicotyledon Literature for Emilia fosbergii
Wagner et al. 1990, 1999..
   Asteraceae -- The Sunflower Family Bibliography
      Emilia fosbergii

Common name(s): pualele (Ni`ihau)
General Information
DistributionPlace of origin unknown, probably an allotetraploid hybrid between E. coccinea and E. sonchifolia in Central or East Africa (Nicolson, 1980), now a pantropical weed.In the Hawaiian Islands, naturalized on Kure, Ni`ihau, Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Kaho`olawe, Hawai`i.

Herb, vegetatively similar to E. coccinea but the leaves more coarsely dentate.
Heads cylindrical, ca. twice as long as wide, ca. 3/4 as long as corolla; involucral bracts 10-13, usually 9-14 mm long; florets ca. 50 per head, conspicuously longer than the involucral bracts by often as much as 2-5 mm, corollas brick red or rarely lilac, the lobes 1.1-1.5(-2) mm long.
2n = 20.