fig-fruit, 124.

_Sylvestrine_, growing in woods.

_Symmetrical Flower_, similar in the number of parts of each set, 82.

_Sympetalous_, same as gamopetalous.

_Sympode_, _Sympodium_, a stem composed of a series of superposed
branches in such a way as to imitate a simple axis, as in Grape-vine.

_Synantherous_ or _Syngenesious_, where stamens are united by their
anthers, 100.

_Syncarpous_ (fruit or pistil), composed of several carpels consolidated
into one.

_Synonym_, an equivalent superseded name.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.

_Tegmen_, a name for the inner seed-coat.

_Tendril_, a thread-shaped organ used for climbing, 40.

_Terete_, long and round; same as _cylindrical_, only it may taper.

_Terminal_, borne at, or belonging to, the extremity or summit.

_Terminology_ treats of technical terms; same as _Glossology_, 181.

_Ternate_, _Ternately_, in threes.

_Tessellate_, in checker-work.

_Testa_, the outer (and usually the harder) coat or shell of the seed,
125.

_Testaceous_, the color of unglazed pottery.

_Tetra-_ (in words of Greek composition), four; as, _Tetracoccous_, of
four cocci.

_Tetradynamous_, where a flower has six stamens, two shorter than the
four, 101.

_Tetragonal_, four-angled. _Tetragynous_, with four pistils or styles.
_Tetramerous_, with its parts or sets in fours. _Tetrandrous_, with four
stamens, 100.

_Tetraspore_, a quadruple spore, 169.

_Thalamaflorous_, with petals and stamens inserted on the torus or
_Thalamus_.

_Thallophyta_, _Thallophytes_, 165.

_Thallus_, a stratum, in place of stem and leaves, 165.

_Theca_, a case; the cells or lobes of the anther.

_Thecaphore_, the stipe of a carpel, 113.

_Thorn_, an indurated pointed branch, 41, 42.

_Thread-shaped_, slender and round or roundish, like a thread.

_Throat_, the opening or gorge of a monopetalous corolla, &c., where the
border and the tube join, and a little below, 89.

_Thyrse_ or _Thyrsus_, a compact and pyramidal panicle of cymes or
cymules, 79.

_Toment