Definition

Noun: * A perennial herb (Tanacetum douglasii) native to the Pacific coast of North America. It is characterized by having a lightly hairy, spreading root system (rhizome), aromatic leaves that are finely divided (feathery), and stems that produce open clusters of small, button-like yellow flowers. It commonly grows in sandy coastal environments like dunes.

Usage Notes

• This is a specific scientific name for a species of plant. It is primarily used in botanical, ecological, or horticultural contexts.
• The term functions as a singular, countable noun (e.g., , several plants).
• In non-scientific writing, it may be followed by a common name explanation.

Examples

• The coastal dune ecosystem is stabilized by native species like Tanacetum douglasii.
• Tanacetum douglasii is noted for its aromatic, fern-like foliage.
• Botanists conducted a survey to monitor the population of Tanacetum douglasii in the preserve.

Advanced Usage

• The genus name is often abbreviated when used repeatedly in a technical paper: " was observed flowering in July."

Variants and Related Words

• Common Name: Douglas's tansy. This is the standard English name for the plant.
• Genus: . This refers to the larger group of plants (the genus) that includes tansies.
• Species: . This is the species epithet, often written in lowercase when paired with the genus.

Synonyms

• Douglas's tansy
• (an older or alternative botanical classification may use a different genus name).

Different Meanings

• This term has only one meaning: it refers exclusively to this specific species of flowering plant. It is not used idiomatically or in other contexts.

Noun

1. lightly hairy rhizomatous perennial having aromatic feathery leaves and stems bearing open clusters of small buttonlike yellow flowers; sand dunes of Pacific coast of North America