The source introduces Puerto Rico through its long coffee-growing history and regional names such as Yauco. It describes coffees associated with chocolate and caramel impressions and a generally rounded style. These broad descriptions can guide exploration, but they cannot establish the flavor or origin composition of every product from a local brand.
Read the package for where the coffee was grown as well as where it was roasted or packed. The article itself discusses both local production and imports, making that distinction especially relevant. Its old population figures, import quantities, tax statements and export percentages should not be treated as current buying information.
For a specific Puerto Rican-grown offering, look for the farm or producer, process and roast date. A historic market name does not guarantee a particular score, and comparisons with Jamaica Blue Mountain are descriptions rather than proof of equivalence. If a farm advertises visits, check its current arrangements before making travel plans. The useful connection is between a clearly identified crop and the actual coffee served, rather than the island's reputation alone.

The conversation
A good question can make a better brew.