Glossary
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Letter: R
Showing 10 of 10 terms starting with "R"
- Raceme
- A simple, elongated inflorescence with stalked (pediceled) flowers. See drawing of inflorescence types.
- Racemose
- A raceme-like branch of the inflorescence.
- Rachis
- The central axis of a spike or raceme inflorescence or pinnately compound leaf.
- Resinous
- Producing or containing a sticky secretion or sap.
- Retrorsely
- Bent or pointed downward, toward the base.
- Retuse
- A shallow notch at the rounded apex. See leaf apex drawings.
- Revolute
- Rolled backward, toward the lower side.
- Rhizome
- An elongated, underground, horizontal stem. See drawing of parts of a grass plant.
- Root
- The underground part of a plant that absorbs water, obtains and stores nutrients, and provides anchoring support in the soil.
- Rosette
- A circular and often flattened cluster of basal leaves radiating from a common point.