188 



INDEX AND GLOSSARY. 



Siliquo'as, bearing siliques (as the Craci- 



fers). 



Silver-grain (of wood), 707. 

 Simple, of one piece, not compound. 

 Sinistrorse, twining from right to left. 



Fig. 49. 



Sinuate, 270. Slips, 158. 

 Soil, 837. 



Solitary, growing alone, or singly. 

 Sori, patches of fruit in ferns, 632. Fig. 488. 

 Spadicitione, 904. Spadix, 347. 

 Spathe, Spathaceous, 336. 

 Spatulate (leaf), 266. 

 Species, 76, 888. Specific name, 75. 

 Specimens (of plants), 53, 56. 

 Spermatozoid, 633. Fig. 497, 553. 

 Spike, Spicate, 346. 

 Spikelet, a little spike, as in a grass. 

 Spine, a woody thorn, 316. 

 Spindle-shaped (root), 127. Fig. 27. 

 Spiral arrangement (of leaves), 228. 

 Spiral cells or vessels, 651. 

 Spongelet, Spongiole, 118. 

 Sporange, 632. Spores, 630. 

 Sporidia, 630. Sporules, 635. 

 Sporogamia, 906. 



Spur, a projecting, slender appendage, 434. 

 Squarrous, spreading widely, as the in- 



volucral scales of some Composites. 

 Stamens, 404, 491. Staminate flower, 



421. 



Staminodia, 436, 502. 

 Starch, 653, 748, 750. 

 Stem, or Ascending Axis, 146. 

 Sterile, not bearing seeds, 421. 

 Stigma, Stigmatic, 515. 

 Stipe, the stalk of the ovary or ovaries ; 



also, the stemx)f a mushroom. 

 Stipels, Stipellate, 251. 

 Stipules, Stipulate, 240, 247. 

 Stolon, 157. Stoloniferous, producing 



Stomata, 678, 732. Figs, 582-586. 

 Strap-shaped, flat, narrow and straight. 

 Strict, erect and very straight. 

 Strigous, with sharp, close, rigid hairs. 

 Strobile (fruit), 578. 

 Strophiolate, having an appendage (stro- 



phiole or caruncle) about the hilum. 

 Style, 515. Styloid, style-like. 

 Sub (in composition), 302. 

 Suberous, corky in texture. 

 Subulate, awl-shaped, 277. 

 Succulent, very juicy and cellular. 

 Sucker, 156. 



Suflrutescent, woody at the base only. 

 Sulcate, furrowed. 

 Superior, 465, 468. 



Superior calyx, calyx adherent to ovary, 

 Superior ovary, calyx free from ovary. 

 Supervolute, 394. 



Supra-axillary, situated above the axfl. 

 Supradecompound, very much divided. 

 Suspended (ovule), 534. Figs. 414, 419 

 Suspensor (of the embryo), 7o8. Fig. 608. 

 Sutural (dehiscence), 550. 

 Sword-shaped, as the vertical leaves of Iris, 

 Syconus, fruit, such as the Fig. 680. 

 Symmetry (of the flower), 410, 412. 

 Syn (in Greek compounds), together, 



union. 



Syncarpium, 579. 



Syngenesia, Syngenesious, 877, 506. 

 Synonyms, 914. 



Taper-pointed. See Acuminate. 283, 



Tap-root, 124, 142. 



Tawny, fulvous, dull yellowish brown. 



Taxonomy, the science of classification. 



Tegmen, the inner seed-coat, 535, 583. 



Tendril, 313, 178. 



Teratology, 380. 



Terete, cylindrical or nearly so. 



Term of Plant Life, 83, eta 



Terminal, situated at the end or apex. 



Terminology, 44. 



Ternate (leaves), in threes, 288. 



Tesselated, checkered, as a pavement 



Testa, the outer seed coat, 535, 583, 4. 



Tetra (in Greek composition), four. 



Tetradynamous, 505. Tetradynamia, 877, 



Tetragonal, with four corners. 



Tetragynous, with four pistils. 



Thalaminorae, 902. 



Thallogamia, 906. 



Thallogens, 722, 899. 



Thallus, 627. 



Thecaspores, 630. Theca, Theca3, 632. 



Thorn, 317. 



Throat, the orifice of a monopetalous cor- 

 olla. 



Thyrse, 353. 



Tomer.tous, with Bhort, dense, woolly 

 hairs. 



Top-shaped, inversely conical. 



Torus, same as Receptacle, 331, 397. 



Trachenchyma, 668. 



Tree, 96. 

 I Tri (in Greek compounds), three. 



Triadelphous, the stamens in three sets. 

 jTriandria, Triandrous, 877. 



Trigynous, three-styled, 513. 



Tricoccous (fruit), with three one-seeded 

 carpels. 



Tricolored, with three colors. 



Triennial, lasting three years. 



Trifid, split half-way into three parts. 



Trifoliate, with three leaflets. 



Trilobate, having three lobes. 



Trimerous, 3-parted, 418. 



Tripartible, separable into three parta. 



Triple- veined, 261. Fig. 118. 



