corolla

… the combined display of all the petals of a flower

corymb

… a flat(ish)-topped flower cluster in which the individual stalks grow upward from various points on the main stem to approximately the same height.

cushion

… a plant with a compact,close-to-the-ground form, often forming mats. Generally found in alpine, subalpine and tundra environments.

cushion plant

… a compact, low-growing, mat-forming plant that is found in alpine, subalpine, arctic, or subarctic environments. “Low growing” means inches, not feet.

cyanogenic glycoside

… a compound consisting of a sugar molecule linked to a cyanide molecule. They are produced by a plant and stored in leaf vacuoles, and the cyanide is released by an enzyme if the enclosing cell is broken, as by a chomping insect.

cyme


… a flower cluster with a central stem and a single terminal flower that develops first. That is  followed by the others in the cluster, each from a terminal bud of a lateral stem.

dioecious

… having distinct male and female plants and requiring two parents for reproduction. Opposite is monoecious.

disc florets

… in the Asteraceae/Compositae, these are the small flowers that make up the central part of the “flower” (head-type inflorescence). They are typically less dramatic than ray florets.

drupe

… a type of fruit in which an outer fleshy part surrounds a shell (the pit) with a seed inside. Examples include peaches, plums, and cherries—but walnuts, almonds, and pecans are also drupes.