umbrella plant
n 1: 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 [syn: Indian rhubarb, Darmera
peltata, Peltiphyllum peltatum]
2: late-blooming perennial plant of shale barrens of Virginia
having flowers in flat-topped clusters [syn: Eriogonum
allenii]
3: African sedge widely cultivated as an ornamental water plant
for its terminal umbrellalike cluster of slender grasslike
leaves [syn: umbrella sedge, Cyperus alternifolius]