Oriental Smartweed
Persicaria longiseta (de Bruyn) Moldenke
Oriental Smartweed: https://marylandbiodiversity.com/species/16469
Synonyms
Oriental Lady's Thumb  Polygonum caespitosum var. longisetum  Polygonum cespitosum var. longisetum 
Flowers
None
Fruits or Seeds
Green Leaves
Flower Buds