Euchiton collinus

Euchiton collinus (creeping cudweed) is a herb native to Australia and New Zealand.[2][3] It has become naturalized in a few places in the United States (California, Oregon).[4][5][6]

Euchiton collinus
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Euchiton
Species:
E. collinus
Binomial name
Euchiton collinus
Synonyms[1]
  • Gnaphalium collinum Labill.
  • Euchiton gymnocephalus (DC.) Holub
  • Gnaphalium gymnocephalum DC.
  • Gnaphalium oblancifolium Elmer
  • Gnaphalium simplex A.Rich. & Less.

Euchiton collinus is a biennial or perennial herb up to 40 cm (15.5 in) tall, spreading by means of stolons and rhizomes. Leaves form a basal rosette surrounding the base of the stem and also individually farther up the stem. The plant produces a flower heads in a hemispheric cluster 1–2 cm (0.5–1 in) across. Each head has 40-60 pistillate flowers around the edge of the head plus 3-5 bisexual florets toward the center.[4]

References
  1. The Plant List, Euchiton collinus Cass.
  2. Florabase, the Western Australian Flora
  3. Peter J. de Lange, Jeremy R. Rolfe. 2010. New Zealand indigenous vascular plant checklist. New Zealand Plant Conservation Network, Wellington
  4. Flora of North America, Euchiton gymnocephalus (de Candolle) Holub, 1974. Creeping-cudweed
  5. Biota of North America Program 2014 county distribution map
  6. Calflora taxon report, University of California, Euchiton gymnocephalus (DC.) Anderb., creeping cudweed
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