Where does “pinegrass” come from?

pinegrass (English) comes from English grass, from Middle English gras, from Old English græs, from Proto-West Germanic gras, from Proto-Germanic grasą, from Proto-Indo-European ǵʰreh₁- — to become green, grow; to grow; to green, to grow.

pinegrass (English): Calamagrostis rubescens, a perennial bunchgrass...

Definitions

  1. Calamagrostis rubescens, a perennial bunchgrass...

Ancestry of “pinegrass”, step by step

pinegrass traces back through two separate lines of ancestry.

via English grass

StepLanguageWordMeaning
1EnglishgrassAny plant of the family Poaceae, characterized by...
2Middle EnglishgrasA grass; Any plant; especially a herbaceous one;...
3Old Englishgræsgrass
4Proto-West Germanicgrasgrass
5Proto-Germanicgrasągrass
6Proto-Indo-Europeanǵʰreh₁-to become green, grow; to grow; to green, to grow

via English pine

StepLanguageWordMeaning
1EnglishpineAny coniferous tree of the genus "Pinus"; Any...
2Middle EnglishpyneA painful punishment; torture
3Old Englishpine
4Proto-Germanic*pīnā
Every word from Proto-Indo-European ǵʰreh₁-Every word from Proto-Germanic grasąEvery word from Proto-West Germanic gras