| Chr | a green variety of chalcedony valued as a gemstone |
|---|---|
| Chr | golden aster |
| Chr | perennial golden aster of southeastern United States |
| Chr | hairy perennial with yellow flower heads in branched clusters |
| Chr | genus of widely distributed semiaquatic herbs with minute greenish-yellow apetalous flowers |
| Chr | aquatic herb with yellowish flowers |
| Chr | genus of low branching shrubs of western North America |
| Chr | pleasantly aromatic shrub having erect slender flexible hairy branches and dense clusters of small yellow flowers covering vast areas of western alkali plains and affording a retreat for jackrabbits |
| Chr | the use of chemicals containing gold for treating diseases (such as rheumatoid arthritis) |
| Chr | a gray or green fibrous mineral |