SafePlants

Eremothera chamaenerioides

Also known as Camissonia chamaenerioides, this plant is commonly called long-capsule suncup. Other common names include long-capsuled primrose, willow-herb primrose, fireweed suncup, willowherb, brown-eyed primrose, browneyes, and clavatefruit suncup.

Considerations for Pets

• The plant produces small parts, including seeds, that could be a potential choking hazard if ingested.
• The plant produces capsules containing fuzzy hairs.

Considerations for Children

• The plant produces small parts, including seeds, that could be a potential choking hazard if ingested.
• The plant produces capsules containing fuzzy hairs.

Taxonomy and Nomenclature

• Scientific Name: Eremothera chamaenerioides (A. Gray) W.L. Wagner & Hoch
• Synonym: Camissonia chamaenerioides (Gray) Raven
• Family: Onagraceae (Evening Primrose Family)
• The text also mentions: Camissoniopsis lewisii (Raven) W. L. Wagner & Hoch, and Epilobium canum subsp. latifolium.

Distribution and Habitat

• Eremothera chamaenerioides is native to the southwestern United States.
• Observed along King Canyon in the Tucson Mountains, Pima County, Arizona, USA.

Morphological Characteristics

• Annual plant.
• Minute plant with very small flowers.
• Small herb with an erect, red stem.
• Lanceolate leaves marked with red dots. Basal leaves are present.
• Flowers have long stamens with clublike yellowish anthers.
• Fruit is a twisted or linear, cylindrical, sessile capsule, 1 to 54 centimeters long (depending on the species).

Quirky Facts

• Northern sun cup seed capsules are formed underground.
• Some flowers open in the evening, and leaves and stems may have red spots.
• The flowers of some varieties have white petals that turn reddish as they wither.

Interactions with other organisms

• F sepals coated in long glandular hairs.