I don't quite know what you mean by "a pure substance", but if you mean whether or not curry powder is made by mixing multiple ingredients, then the answer is yes. Curry powder is made by mixing a few ingredients together
Murraya koenigii....
The curry leaf plant belongs to the phylum Tracheophyta, which includes all vascular plants with specialized tissues for transporting water and nutrients.
Adrianne Curry's birth name is Adrianne Marie Curry.
Declan Curry's birth name is Declan Gerald Curry.
Dell Curry's birth name is Wardell Stephen Curry.
Nick Curry's birth name is Nicholas Ray Curry.
Trish Curry's birth name is LaTrisha Patrice Curry.
Buddy Curry's birth name is George Jessel Curry.
Curry Kirkpatrick's birth name is Thomas Curry Kirkpatrick Jr..
The Hindi name for Curry leaves is "कढ़ी पत्ता" (Kadhi Patta).
flour