Ephedraceae
Definition
- Noun:
- A family of gymnosperm plants: Ephedraceae is the botanical family name for a group of gymnosperm shrubs, commonly known as joint-pines or ephedras. This family is characterized by its photosynthetic stems, reduced scale-like leaves, and cone-like reproductive structures.
Usage Examples
- Noun:
- The genus Ephedra is the only extant genus in the family Ephedraceae.
- Botanists study the unique adaptations of Ephedraceae to arid environments.
Advanced Usage
- In botanical taxonomy, the name "Ephedraceae" is always capitalized and italicized in scientific writing to denote its status as a family.
- The phylogenetic analysis confirmed the placement of Ephedraceae within the order Gnetales.
Variants and Related Words
- Ephedra (n): The sole living genus within the family Ephedraceae.
- Ephedra sinica is a species known for its medicinal properties.
- Ephedrine (n): An alkaloid stimulant derived from plants of the genus Ephedra.
- Ephedrine is used as a decongestant and bronchodilator.
Synonyms
- Joint-pine family: A common name for the Ephedraceae family.
- Ephedra family: Another informal reference to this plant family.
Notes on Classification
- Historically, some classification systems have placed the genus within the family Gnetaceae. However, in modern systems like the APG (Angiosperm Phylogeny Group), Ephedraceae is recognized as a distinct family within the order Gnetales, separate from Gnetaceae and Welwitschiaceae.
Noun
-
ephedras: in some classifications included in the Gnetaceae
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