Definition

Noun 1. A specific species of flowering plant: A shrubby, perennial plant (Tanacetum ptarmiciflorum) native to the Canary Islands. It is characterized by white flowers, hairy stems covered with a dust-like down, and distinctive leaves. It has also been classified under the genus Chrysanthemum.

Usage Examples

• Noun:
  • Tanacetum ptarmiciflorum is well-adapted to the volcanic soils of its native habitat.
  • The silvery foliage of Tanacetum ptarmiciflorum makes it a popular choice for drought-tolerant gardens.
  • Botanists studied the morphological differences between Tanacetum ptarmiciflorum and its close relatives.

Advanced Usage

• In botanical nomenclature: The name follows the binomial system (Genus + specific epithet). The specific epithet "" is derived from Greek, suggesting flowers resembling those of the genus (now often included in ).
• In horticulture: This plant is valued for its ornamental, silvery-white, and textured appearance, often used in xeriscaping (landscaping that reduces or eliminates the need for irrigation).

Variants and Related Words

• Synonym (obsolete taxonomic name): . This reflects a previous classification within a different genus.
• Common name: Silver lace bush, Dusty miller (Note: "Dusty miller" is a common name applied to several different silvery-leaved plants, which can cause confusion).
• Related term: (n.): The genus name, which includes other plants like tansy and feverfew.

Synonyms

• Botanical synonym: .

Notes on Meaning

This word has a single, highly specific meaning as a proper noun referring to a particular plant species. It is primarily used in scientific, botanical, and specialized gardening contexts. It is not used in general conversation.

Noun

1. shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum