lamellate placentation Synonyms
No Synonyms and anytonyms found
lamellate placentation Meaning
Wordnet
lamellate placentation (n)
with ovules on thin extensions of the placentae into a compound ovary
lamellate placentation Sentence Examples
- Lamellate placentation is a unique characteristic found in some angiosperms, where the ovules are arranged in rows inside the ovary.
- Lamellate placentation is seen in plants like water lilies (Nymphaeaceae) and magnolias (Magnoliaceae).
- In lamellate placentation, the placenta forms thin, plate-like structures called lamellae, which project from the ovary wall into the locule.
- Each lamella bears one or more rows of ovules along its length, giving the ovary a layered appearance.
- The ovules in lamellate placentation are usually anatropous, meaning they have a bent structure with the micropyle facing towards the style.
- As the ovules develop into seeds, the lamellae may break down or fuse, resulting in the formation of a single seed mass within the ovary.
- Lamellate placentation provides a large surface area for the attachment of ovules, allowing for efficient pollination and fertilization.
- This type of placentation is often associated with aquatic or semi-aquatic plants, where the seeds need to disperse easily through water.
- Lamellate placentation is an evolutionary adaptation that supports the reproductive success of certain angiosperm species.
- Understanding lamellate placentation and its significance contributes to our knowledge of plant diversity and reproductive biology.
FAQs About the word lamellate placentation
with ovules on thin extensions of the placentae into a compound ovary
No synonyms found.
No antonyms found.
Lamellate placentation is a unique characteristic found in some angiosperms, where the ovules are arranged in rows inside the ovary.
Lamellate placentation is seen in plants like water lilies (Nymphaeaceae) and magnolias (Magnoliaceae).
In lamellate placentation, the placenta forms thin, plate-like structures called lamellae, which project from the ovary wall into the locule.
Each lamella bears one or more rows of ovules along its length, giving the ovary a layered appearance.
