Ah... They do say that the rarer something is, the more exquisite its beauty.

[This applies to both flowers and swords, apparently. At the question, he raises his hands, holding them apart to the rough length of an actual trumpet.]

They're a type of flower as well. Not especially rare, but the blossoms are each this large, which sets them apart. I would say that they're more bell-shaped than trumpet-shaped, though - they hang down from the center stalk like this.

[Switching his hands to mimic the direction of an angel's trumpet bloom.]