This is a picture of Swollen Bladderwort at the Governor Bridge Natural Area in Prince George's County, Maryland.
At the same location:
https://www.inaturalist.org/observations/208789648
Paluma Range National Park, coastal section.
Paluma Range National Park, coastal section.
At a site where other carnivorous plants have been introduced
iNat ID
Many of these flowering now together with other flowering herbs following early sedges and grasses in a seasonally wet melaleuca/pandanus/banksia woodland, to a height of 300 mm, photo 3 shows the leafless stem going into the sandy soil next to I belief a Eriocaulon.
Paluma Range National Park, coastal section.