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ECOLOGY ▪ SCIENCE ▪ EDUCATION

Indiana Nature Biology Glossary

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R

Raceme: An inflorescence in which pedicellate flowers are attached to a central axis.

Illustration of raceme

Racemose flower arrangement of spring beauty (Claytonia virginica)

Rachis: The central stalk of an inflorescence, frond, or compound leaf; also called axis.

Illustration of rachis