Rudbeckia serotina

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Definition

Noun: * A species of flowering plant: Rudbeckia serotina is the scientific name for a specific perennial plant native to central and southeastern United States. It is characterized by daisy-like flowers with dark brown or black central cones and bright yellow to orange petals (rays). It holds the distinction of being the official state flower of Maryland.

Usage Notes
  • This term is a proper noun, referring to a specific botanical species. It is typically used in formal, scientific, or horticultural contexts.
  • The name is often written in italics () to indicate it is a Latin binomial (genus and species).
  • In everyday gardening or casual conversation, its common name, Black-eyed Susan, is almost always used instead.
Examples
  • Scientific/Formal Context:
    • The field was dominated by the vibrant colors of Rudbeckia serotina.
    • Botanists study the drought tolerance of Rudbeckia serotina.
  • Official Designation:
    • In 1918, Rudbeckia serotina was designated the state flower of Maryland.
Advanced Usage
  • The species name "" means "late-flowering" in Latin, referring to its blooming period in mid-to-late summer.
  • In taxonomic classification, it belongs to the genus and the family Asteraceae.
Variants and Related Words
  • Black-eyed Susan (n): The universal common name for this plant.
  • Rudbeckia hirta (n): A very closely related and similar-looking species, also commonly called Black-eyed Susan. is sometimes considered a specific variety or subspecies.
  • Coneflower (n): A general common name for plants in the and genera, referring to their prominent central cones.
Synonyms
  • Black-eyed Susan (This is the primary synonym used in all non-scientific contexts).
Different Meanings
  • This term has only one specific meaning: it refers exclusively to this particular species of flowering plant. It is not used idiomatically or in other contexts.
Noun
  1. the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rays

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