Enter a clue or pattern or both:
The Clue
Starch grain nuclei (4 letter answer)
The Answer
HILA
Tags
Notes
The answer HILA is rarely seen, appearing only about once every 2100 puzzles.
Related Clues
Scars on seeds
Seed scars
Markings on bean seeds
Definition
HILUM as a noun:
1. (hilus, hilum) = (anatomy) a depression or fissure where vessels or nerves or ducts enter a bodily organ; "the hilus of the kidney"
2. the scar on certain seeds marking its point of attachment to the funicle