These are going to be long shots:
Flowering Spice
Nigella Sativa (Black Caraway, Black Cumin)
Succulents:
Puya alpestris (Sapphire Tower)
Huernia oculata
Hatiora herminiae
**added 9/24: Don't know any of the scientific names... but all are groundcovers
Corsican Mint
Creeping Thyme
Snow in summer
Creeping veronica
Scotch Moss
