_Superior_, above, 96; sometimes equivalent to posterior, 96. _Supernumerary Buds_, 30, 31. _Supervolute_, plaited and convolute in bud, 97. _Supine_, lying flat, with face upward. _Supra-axillary_, borne above the axil, as some buds, 31. _Supra-decompound_, many times compounded or divided. _Surculose_, producing suckers (_Surculi_) or shoots resembling them. _Suspended_, hanging down. Suspended ovules or seeds hang from the very summit of the cell which contains them. _Sutural_, belonging or relating to a suture. _Suture_, the line of junction of contiguous parts grown together, 106. _Sword-shaped_, applied to narrow leaves, with acute parallel edges, tapering above. _Syconium_, the 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 _Synonym_, an equivalent superseded name.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.