2007, The home orchard: growing your own deciduous fruit and nut trees (ISBN-10: 1-879906-72-4), page 33:
A three-quarter apricot is an aprium, which is very apricotlike in tree type and fruit. Plumcots are extremely flavorful fruits that tend to bear poorly for the first few years.
2010, Rachel Saunders, Sara Remington, The Blue Chair Jam Cookbook, page 140:
For an excellent plain Aprium jam, you may omit the almonds.
2010, Michael Perry, Coop: A Family, a Farm, and the Pursuit of One Good Egg, page 216:
When the puppet is finished, we wander through the farmer's market and stop at the local foods booth, where our friend Aaron lets us sample farm-direct apriums. Amy spots a bevy of belly dancers and says she wants to watch.