Definition

Noun: * A species of flowering plant: Tragopogon dubius is a biennial herbaceous plant, commonly known as yellow salsify or western salsify. It is characterized by its hollow stems, long narrow leaves, and solitary, pale yellow flower heads that resemble large dandelions. The plant is native to Europe and parts of Asia but has become naturalized in many other regions, including North America.

Examples

• Noun:
  • The meadow was dotted with the bright yellow blooms of Tragopogon dubius.
  • Botanists study the invasive spread of Tragopogon dubius in the prairie ecosystem.
  • After flowering, Tragopogon dubius produces a large, spherical seed head.

Advanced Usage

• In botanical taxonomy: The name is used in a precise, scientific context to distinguish this species from related ones like (meadow salsify).
  • The key identifying feature for Tragopogon dubius is the length of the bracts extending beyond the yellow ray florets.

Variants and Related Words

• Yellow salsify: The most common common name for this plant.
• Western salsify: A common name used particularly in North America.
• Goat's beard: A common name sometimes used for plants in the genus, which can lead to confusion with other species.
• Tragopogon: The genus name, referring to the group of plants commonly called salsify or goat's beard.

Synonyms

• Yellow goat's beard: Another common name.
• Wild oysterplant: A less common name, referencing the edible root of some related species.

Related Terms

• Biennial: A plant that completes its life cycle in two years.
• Composite flower/Asteraceae: The plant family to which it belongs, characterized by flower heads made up of many small florets.
• Pappus: The feathery structure attached to the seed, aiding in wind dispersal, which is very prominent in this species.

Noun

1. European perennial naturalized throughout United States having hollow stems with a few long narrow tapered leaves and each bearing a solitary pale yellow flower