noun which may take the genitive case particle 'no'
various; a variety of; diverse
Dated term meaning 'various' or 'many kinds of'. Used as a no-adjective before nouns. Modern Japanese more commonly uses 様々 (さまざま) or いろいろ.
See also: 種々 (しゅじゅ)
庭には種々の花が咲いていた。
Various flowers were blooming in the garden.
彼は種々の理由を挙げて反対した。
He opposed it, citing a variety of reasons.
Reduplication of 種 (くさ, 'kind, variety'). The exact historical derivation is uncertain, but the form follows a common pattern for expressing plurality or variety in Japanese.