purple Washington clam
A specific species of clam (Saxidomus purpurata) with a purple interior; primarily used in culinary contexts.
Purple Washington clams are sometimes used as an ingredient in miso soup.
red-fleshed pomelo
A variety of pomelo (Citrus maxima) with distinctive red-purple flesh; the name refers to the inner color.
This red-fleshed pomelo has vivid crimson flesh and is very sweet.
Compound of 内 (uchi, 'inside') and 紫 (murasaki, 'purple'), referring to the purple interior of the clam shell or the red-purple flesh of the pomelo.