hastate leaf

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Thân thiện
Definition
  1. Noun:
    • A leaf shaped like a spearhead with flaring pointed lobes at the base: A hastate leaf is a specific botanical term describing a leaf whose overall shape resembles a spearhead or arrowhead, characterized by two pointed lobes that flare outward at the base where the leaf attaches to the stem.
Examples of Usage
  • Noun:
    • The plant was easily identified by its distinctive hastate leaf.
    • Botanists note that the hastate leaf is common in certain species of the bindweed family.
Advanced Usage
  • In Botanical Descriptions: The term is used in formal botanical keys and descriptions to classify and identify plant species based on leaf morphology.
    • The key characteristic separating this species is the presence of a hastate leaf.
Variants and Related Words
  • Hastate (adj): The adjective form used to describe the leaf shape.
    • The plant has hastate leaves.
  • Sagittate leaf (n): A related leaf shape that is arrowhead-shaped but with the basal lobes pointing backward, toward the stem, rather than flaring outward.
Synonyms
  • Spearhead-shaped leaf: A more descriptive, non-technical synonym.
  • Arrowhead leaf: A common informal term, though it can be less precise as it may also refer to sagittate leaves.
Related Phrases
  • Hastate base: Refers specifically to the base of a leaf having this shape.
    • The leaf is ovate with a hastate base.
Noun
  1. a leaf shaped like a spearhead with flaring pointed lobes at the base