SafePlants

Chenopodium macrospermum: Largeseed Goosefoot

Chenopodium macrospermum, commonly known as Largeseed Goosefoot, is an annual herb belonging to the Goosefoot Family (Chenopodiaceae).

Taxonomy and Nomenclature

• Scientific Name: Chenopodium macrospermum Hook. f.
• Common Names: Largeseed Goosefoot
• Family: Chenopodiaceae (Goosefoot Family), now often included within Amaranthaceae
• Kingdom: Plantae
• Synonyms: Chenopodium farinosum (S. Watson) Standl., Chenopodium farinosum (S. Watson) S.Fuentes, Uotila, & Borsch., Oxybasis macrosperma
• Varieties:
  • Chenopodium macrospermum Hook. f. var. farinosum (S. Watson) J.T. Howell
  • Chenopodium macrospermum var. subviride (Thell. &amp Aellen) B. Boivin
  • Chenopodium macrospermum var. halophilum

Distribution and Habitat

• Largeseed Goosefoot is considered non-native in some regions.
• One source mentions it being found along coastal strands.
• The plant was observed in Peter's Canyon Reservoir in Orange County, California.
• One source suggests that it may be extinct in the Chesapeake Bay region.

Morphological Characteristics

• It is an annual, taprooted herb.
• The plant typically has several stems at the base.
• Lower branches can be decumbent (lying along the ground with the tip ascending).

Ecological Role

• In some regions it's considered waif-Non-native.
• The text indicates that it has no reported economic impacts in the Chesapeake Bay region.

Interactions with Other Organisms

• The plant is associated with the Amaranth Family (Amaranthaceae)

Further Information

• Dave's Garden is mentioned as a resource for gardening tips and ideas.
• Discover Life has a page dedicated to the biology, natural history, ecology, identification, and distribution of Chenopodium macrospermum.
• CalPhotos includes photos of Chenopodium macrospermum by Zoya Akulova.