Assertion: butterfly milkweed | /r/HasProperty | herbaceous perennial
Facets:
value: on 2-3 inch umbels
type: LOCATION
value: with bright orange or yellow flowers
type: OTHER
Source sentences:
text: Butterfly milkweed is an herbaceous perennial with bright orange or yellow flowers on 2-3 inch umbels (rounded, flat-topped clusters) that arise from the ends of branched stems.