Families (As per The Plant List)
U
Ulmaceae -
5 (
Holoptelea integrifolia, Ulmus × androssowii var. virgata, Ulmus × brandisiana, Ulmus lanceifolia, Ulmus wallichiana)
Urticaceae -
31 (
Boehmeria listeri, Boehmeria macrophylla var. scabrella, Boehmeria manipurensis, Boehmeria polystachya, Boehmeria rugulosa, Debregeasia saeneb, Distemon indicum, Elatostema integrifolium, Elatostema monandrum, Elatostema obtusum, Elatostema platyphyllum, Elatostema pusillum, Elatostema rupestre, Elatostema sessile var. polycephalum, Elatostema stracheyanum, Girardinia diversifolia, Lecanthus peduncularis, Neodistemon indicus, Parietaria micrantha, Pilea obesa, Pilea peploides, Pilea racemosa, Pilea scripta, Pilea symmeria, Pilea umbrosa, Pouzolzia hirta, Pouzolzia sanguinea, Urtica ardens, Urtica dioica, Urtica mairei, Urtica urens)