Glossary
R

Raceme

Radiate head

Range

Raptors

Ray

Resinous

Revolute

Rhizoid

Rhizome

Riffles

Riparian

Roost

Root parasite

Rootstock

Rosette

Rufous

Inflorescence of flowers on a single stem, blooming from the bottom up.

Having both disk and ray florets, in the sunflower family.

Region throughout which a kind of organism naturally lives or occurs.

Birds of prey.

floret The outer petal-like flower of some sunflowers.

Bearing or producing a sticky substance.

Rolled backward and under, as the margin of leaves.

Thread-like structure, serves for absorption and anchorage in mosses and liverworts.

A creeping underground stem that bears scales and buds.

Wave pattern in sand or gravel caused by water movement.

Related to, living in, or located on the bank of a natural water course.

To settle down to rest or sleep.

Grows and feeds on the roots of a host plant.

Creeping underground stem.

Cluster or circle of leaves, usually at or close to the ground.

A reddish-brown color.