umbrella_plant has definitions from the field of botany
1
[ noun ] (botany) late-blooming perennial plant of shale barrens of Virginia having flowers in flat-topped clusters

Related terms

eriogonum

2
[ noun ] (botany) 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 California Sierra Nevada

Related terms

herb Darmera

3
[ noun ] (botany) African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves

Related terms

sedge Cyperus

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