Origin of bicolor
Examples from the Web for bicolor
Historical Examples of bicolor
B, 16), or black on the thorax and red on the abdomen as in Osmia bicolor (pl.Wild Bees, Wasps and Ants
Yes, speciosus—either that or the bicolor—I can't be certain just which.The Lucky Piece
Albert Bigelow Paine
Like stivalis, Bicolor does not thrive on limy soils and it is difficult to propagate from cuttings.Manual of American Grape-Growing
U. P. Hedrick
There is a double form, and a recent re-introduction, bicolor, has its blooms scarlet and white in stripes.
Punctata is probably the hardiest, but regia and bicolor are also hardy if planted about six inches deep.