hypericales
Học thuậtThân thiện
Definition
Noun: 1. A large taxonomic order of flowering plants: Hypericales is the botanical name for a large order of dicotyledonous plants within the subclass Dilleniidae. This order is characterized by plants that typically have opposite leaves, flowers with numerous stamens, and capsular fruit.
Usage Notes
- Scientific Context: The term "Hypericales" is used almost exclusively in scientific classification (taxonomy) and botany. It is not used in everyday conversation.
- Capitalization: As a proper noun referring to a specific taxonomic order, it is typically capitalized: .
- Singular Form: The word is used in the singular form to refer to the entire order. (e.g., The order Hypericales includes many species.)
Examples
- Noun:
- The family Clusiaceae belongs to the order Hypericales.
- Botanists have studied the evolutionary relationships within Hypericales.
- Some classification systems have merged Hypericales into the order Malpighiales.
Advanced Usage
- Taxonomic Discussion: The circumscription (which families are included) of the order Hypericales has changed over time with advances in genetic analysis. In many modern classification systems, the families traditionally placed in Hypericales are now included in the order Malpighiales.
Variants and Related Words
- Hypericaceae (n): A prominent plant family within the order Hypericales, commonly known as the St. John's wort family.
- Clusiaceae (n): Another major family (the mangosteen family) often placed within this order.
- Dilleniidae (n): The subclass to which the order Hypericales belongs.
Synonyms
- The St. John's wort order: A common descriptive name for this group of plants, derived from one of its most well-known families (Hypericaceae).
Different Meanings
This word has only one specific meaning in modern English: it is a scientific term for a botanical order. It does not have general, figurative, or colloquial meanings.
Noun
- a large order of dicotyledonous plants of subclass Dilleniidae