Glossary
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Letter: C
Showing 22 of 22 terms starting with "C"
- Caducous
- Falling off early.
- Callus
- Hard, downward extension of a mature lemma.
- Calyx
- The outer part of the floral envelope (perianth). Composed of the sepals and usually green in color. A collective term for the sepals.
- Canescent
- A fine, gray or white pubescence.
- Cathartic
- A substance that purges or cleanses, usually in reference to the bowels
- Catkin
- Long, spike-like inflorescence of small unisexual flowers without petals, each flower subtended by a bract.
- Cauline
- Borne on the stem, rather than basally.
- Chasmogamous
- Flower that is open at time of pollination.
- Ciliate
- Fringed with hairs on the margin.
- Clasping
- Surrounding or partially wrapping around a stem. See drawing of leaf attachments.
- Cleistogamous
- Small flowers that remain closed and are self-pollinated.
- Collar
- The portion of a grass leaf where the sheath and blade join.
- Connate
- Fused to a like part, such as petals fused to petals.
- Connivent
- Coming together but not actually fused.
- Cordate
- Heart-shaped , with the point upward. See drawing of leaf shapes.
- Corm
- Short, solid, bulb-like underground stem that produces leaves and flowering stalks.
- Corolla
- The inner part of the floral envelope (perianth), immediately surrounding the stamens. Composed of petals and often brightly colored. A collective term for the petals.
- Corymb
- A flat-topped or convex flower cluster with the outer flowers blooming first. See drawing of inflorescence types.
- Crenate
- Rounded, shallow teeth or scalloped.
- Culm
- The stem or stalk of a grass or sedge. Usually has a seed head at the top.
- Cyathia
- In Euphorbia, the cuplike involucre containing the staminate and pistillate flowers.
- Cyme
- A flat-topped or convex flower cluster with the central flowers blooming first. See drawing of inflorescence types.