Common corncockle vs Common Dandelion

Agrostemma githago compared with Taraxacum polyodon

Key Differences

• Common corncockle is Critically Endangered while Common Dandelion is Least Concern.

Taxonomic Classification

Rank	Common corncockle	Common Dandelion
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Caryophyllales (Caryophyllales)	Asterales (Daisies & Sunflowers)
Family	Caryophyllaceae	Asteraceae (Daisy Family)
Genus	Agrostemma	Taraxacum
Species	Agrostemma githago	Taraxacum polyodon

Evolutionary Relationship

Common corncockle and Common Dandelion share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Common corncockle

CR — Critically Endangered

Common Dandelion

LC — Least Concern

Physical Characteristics

Attribute	Common corncockle	Common Dandelion
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common corncockle

Habitat

Found across multiple habitat types including montane grasslands and shrublands, tropical and subtropical moist broadleaf forests, and temperate coniferous forests, among 13 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Lesotho), Asia (7 countries), Europe (24 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Brazil, Chile). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Dandelion

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Denmark, Norway, and Sweden.

Common corncockle

<em>Agrostemma githago</em>, commonly known as common corncockle, is an annual flowering plant in the family Caryophyllaceae. Once a widespread weed of cereal crops across Europe, Asia, and beyond, this species is now Critically Endangered on the IUCN Red List due to the dramatic decline caused by modern agricultural practices, particularly improved grain cleaning and herbicide use. Corncockle is a tall, slender plant covered in silky white hairs, bearing large, solitary pink to purple flowers with distinctive dark veining. Its seeds contain toxic saponin compounds called githagins, which historically contaminated grain supplies. The species now survives primarily in wildflower conservation areas, seed banks, and traditional farmland conservation schemes. It typically grows in open, disturbed arable soils with full sun exposure. Biological traits of this species remain poorly documented in the scientific literature.

Common Dandelion

<em>Taraxacum polyodon</em>, a species commonly referred to as a dandelion, is a perennial herbaceous plant in the family Asteraceae. This species is distributed across Denmark, Norway, and Sweden, where it typically inhabits diverse terrestrial habitats including grasslands, roadsides, lawns, and disturbed soils. Like other members of the genus Taraxacum, <em>Taraxacum polyodon</em> is characterized by a basal rosette of toothed leaves, hollow stems, and composite yellow flower heads that mature into spherical seed heads dispersed by wind. The species is capable of reproducing apomictically, meaning seeds can develop without fertilization, which contributes to its successful colonization of a wide variety of environments. It often thrives in nutrient-rich soils and tolerates moderate disturbance. Its conservation status is assessed as Least Concern, reflecting stable populations within its Scandinavian range. The common dandelion is an ecologically important early-season nectar source for pollinators including bees and hoverflies, and its leaves and roots have historically been used in culinary and medicinal contexts.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden