The opaline, the plentiful and strong,

Yet beautiful as is the rose in June,

* * * * *

Purger of earth, and medicine of men;

Creating a sweet climate by my breath,

Washing out harms and griefs from memory,

And, in my mathematic ebb and flow,

Giving a hint of that which changes not.

Splendid imagery and rich coloring mark the fine passages in ‘May-Day’ describing the advance of summer:—

As poured the flood of the ancient sea