liliopsida
Học thuậtThân thiện
Definition
Noun 1. A major class of flowering plants: Liliopsida is the scientific name for a large class of plants within the division Magnoliophyta (angiosperms or flowering plants). Its members are characterized by producing an embryo with a single seed leaf (cotyledon), leaves with parallel veins, and flower parts typically in multiples of three. 2. Monocotyledons: This is the common name for the class Liliopsida. It includes many economically and ecologically important plant families.
Usage Examples
- The botanist classified the palm tree under Liliopsida due to its single cotyledon and parallel leaf venation.
- Grasses, which belong to the class Liliopsida, are vital for agriculture worldwide.
- When studying plant anatomy, a key distinction is between the Liliopsida (monocots) and the Magnoliopsida (dicots).
Advanced Usage
- In taxonomic hierarchy: The term is used in formal botanical classification. For example: "The order Poales falls within the class ."
- In evolutionary botany: Discussions on plant evolution often compare the traits of with other classes of angiosperms.
Variants and Related Words
- Monocotyledonae (noun): A synonymous class name.
- Monocotyledons (noun, plural): The common, non-scientific term for plants in this class.
- Monocot (noun, informal): A common abbreviation for monocotyledon.
- Liliopsid (noun/adjective): Referring to a member of this class or relating to its characteristics.
Synonyms
- Monocotyledons
- Monocots (informal)
Different Meanings
The word Liliopsida has a single, specific meaning in botanical science. It does not have general or idiomatic meanings outside this technical context.
Noun
- comprising seed plants that produce an embryo with a single cotyledon and parallel-veined leaves: includes grasses and lilies and palms and orchids; divided into four subclasses or superorders: Alismatidae; Arecidae; Commelinidae; and Liliidae