One-sided bottlebrush is common on the coastal plain and the Darling range, growing up to 2.5 m tall. Dark red flowers occur in spring and are grouped together on one side of the stems. They arise from a green base in four shoots – quadrifidus from Latin means “split into four parts”.
Ref:
“Wildflowers of the west coast hills region” by John Marshall. Published by Quality Publishing Australia.
“Western Australian plant names and their meanings: a glossary” by FA Sharr. Published by University of Western Australia press, 1988.
Florabase website: florabase.dpaw.wa.gov.au, July 2019.