Synonym, an equivalent superseded name.

Synsepalous, same as gamosepalous.

System (artificial and natural), [182], [183].

Systematic Botany, the study of plants after their kinds, [9].

Tabescent, wasting or shrivelling.

Tail, any long and slender prolongation of an organ.

Taper-pointed, same as acuminate, [54].

Tap-root, a root with a stout tapering body, [32]-[35].

Tawny, dull yellowish, with a tinge of brown.

Taxonomy, the part of botany which treats of classification.