palynomorph

Noun

 * 1)  An organic microfossil: a particle of 5–500 micrometers in diameter, found in sedimentary deposits and composed of organic material.
 * 2)  Any spore (derived from fungi, algae or spore-bearing embryophytes) or pollen grain (derived from seed-bearing embryophytes).

Related terms

 * palynomorphic
 * palynomorphological