Common Salsify vs

Tragopogon porrifolius compared with Tragopogon crocifolius

Key Differences

• Common Salsify is Not Evaluated while is Vulnerable.

Taxonomic Classification

Rank	Common Salsify
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (พืชใบเลี้ยงคู่)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order same	Asterales (อันดับทานตะวัน)	Asterales (อันดับทานตะวัน)
Family same	Asteraceae (Daisy Family)	Asteraceae (Daisy Family)
Genus same	Tragopogon	Tragopogon
Species	Tragopogon porrifolius	Tragopogon crocifolius

Evolutionary Relationship

Common Salsify and share a common ancestor at the Genus level: Tragopogon.

Conservation Status

Common Salsify

NE — Not Evaluated

VU — Vulnerable

Physical Characteristics

Attribute	Common Salsify
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Salsify

Habitat

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

Range

Widely distributed across Asia (India, Japan, Taiwan), Europe (16 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Argentina, Chile).

Habitat

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

Range

Distributed across Denmark, Finland, Norway, Sweden, and Switzerland. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Salsify

<em>Tragopogon porrifolius</em>, commonly known as common salsify, vegetable oyster, or purple salsify, is a biennial or perennial herbaceous plant in the family Asteraceae. Native to Mediterranean Europe and western Asia, it has been widely cultivated as a root vegetable since antiquity and has naturalized extensively across Europe, the Americas, Australia, and parts of Asia. The plant typically grows on roadsides, waste ground, dry grasslands, and disturbed soils in sunny locations. In its first year it produces a rosette of grass-like, grey-green leaves; in the second year it produces tall, branched stems bearing showy purple flower heads that resemble large dandelions, typically 5–7 centimeters in diameter. The edible taproot has a pale, somewhat oyster-like flavor when cooked, and the young shoots and flower buds are also edible. Common salsify is not currently evaluated on the IUCN Red List. Pollination is primarily by bees and other insects visiting the flowers, which open only in morning sunlight. Seeds are dispersed by wind via a feathery pappus. The species favors well-drained, moderately fertile soils and can be found in both rural and urban habitats. Biological traits such as average lifespan, body measurements, and detailed ecological diet data remain poorly documented in standardized ecological databases.

Tragopogon crocifolius is a flowering plant in the daisy family (Asteraceae) producing saffron-coloured to purple flower heads atop slender stems with grass-like leaves in open, dry habitats. It is found in Mediterranean regions, rocky grasslands, and disturbed ground across southern Europe and western Asia. Classified as Vulnerable, this species faces threats from habitat loss, overgrazing, and land conversion in its Mediterranean range.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇫🇮 Finland 🇳🇴 Norway 🇸🇪 Sweden