Assertion: thyme's oil | /r/AtLocation | north america
Facets:
value: from c. mariana
type: LOCATION
Source sentences:
text: Another species also found in America (M. didyma) (called also 'Oswego tea' from the use sometimes made of its leaves in America) is said to yield an oil of similar composition, though not to the same degree, and so far M. punctata is considered the only plant indigenous to North America which can be looked upon as a fruitful source of Thymol, though from C. mariana, also found in North America, an oil is derived - Oil of Dittany - which is stated to contain about 40 per cent of phenols, probably Thymol.