I saw a native doctor making his "greegree," or charm, for rain.    From Wordnik.com.  [Journal of an African Cruiser] Reference

From moon to moon the chalk lay before the main idol in the greegree house, and thus absorbed the qualities that made it powerful in the spirit world.    From Wordnik.com.  [The Green-Eyed Shwemyethna] Reference

(49) Grigri, greegree.    From Wordnik.com.  [VERBATIM: The Language Quarterly Vol VII No 3] Reference

As for Stedman, he still went barefooted, still quarrelled with his colonel, still sketched the scenery and described the reptiles, still reared greegree worms for his private kitchen, still quoted good poetry and wrote execrable, still pitied all the sufferers around him, black, white, and red, until finally he and his comrades were ordered back to Holland in 1776.    From Wordnik.com.  [Black Rebellion Five Slave Revolts] Reference

He never imagined that the year 1773 would behold him beneath the rainy season in a tropical country, wading through marshes and splashing through lakes, exploring with his feet for submerged paths, commanding impracticable troops, and commanded by an insufferable colonel, feeding on greegree worms and fed upon by mosquitos, howled at by jaguars, hissed at by serpents, and shot at by those exceedingly unattainable gentlemen, "still longed for, never seen," the Maroons of Surinam.    From Wordnik.com.  [Black Rebellion Five Slave Revolts] Reference