species/type/kind/variety of tree

a seed / a pit or stone in a fruit / a gamete (reproductive cell such as a spermatozoan or egg) / a lineage, bloodline / an origin, cause / the materials or ingredients from which something is made

to stick to obsolete customs and ideas

lack of innovation

identify, discern, tell apart, distinguish

discrimination, identification, discernment, distinction

separation; division; being apart

seed / plant, sow / class, kind, variety / (taxonomy) species

a seed / a kind, type, sort, class, or category / (taxonomy) a species

counter for number of kinds or types