from The Century Dictionary.
- noun A genus of gamopetalous plants of the order Campanulaceæ.
Sorry, no etymologies found.
After exhaustive research it was learned that specularia means ‘mirror like’.
A pretty and curious little weed, sometimes found growing in the edge of the garden, is the clasping specularia, a relative of the harebell and of the European Venus's looking-glass.
In emptionem domus et specularia et pegmata cedere solent, sive in æditiciis sint posita, sive ad tempus detracta.