aromatic potherb used in cookery for its savory qualities | rhizomatous perennial herb with large dramatic peltate leaves and white to bright pink flowers in round heads on leafless stems; colonizes stream banks in the Sierra Nevada in California |
a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests | African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves |
| late blooming perennial plant of shale barrens of Virginia having flowers in flat-topped clusters |