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GLOSSARY OF SPECIAL TERMS. 



pistil to which pollen-grains become 

 attached. 



Stipe. The stalk of an organ. 



Stipitate. Provided with a stipe. 



Stipules. Appendages to the base of a 

 petiole, often adnate to it. 



Stipulate. With stipules. 



Stolon. A basal branch rooting at the 

 nodes. 



Stoloniferous. Producing or bearing 

 stolons. 



Stoma (Stomata}. The transpiring ori- 

 fices in the epidermis of plants. 



Strict. Straight and erect. 



Strigose. With appressed or ascending 

 stiff hairs. 



Strophiole. An appendage to a seed at 

 the hilum. 



Strophiolate. With a strophiole. 



Style. The narrow top ot the ovary. 



Styhpodium. The expanded base of a 

 style. 



Subacute. Somewhat acute. 



Subcordate. Somewhat heart-shaped. 



Subcoriaceous. Approaching leathery in 

 texture. 



Subfalcate. Somewhat scythe-shaped. 



Subligneous. Somewhat woody in tex- 

 ture. 



Subterete. Nearly terete. 



Subulate. Awl-shaped. 



Subversatile. Partly or imperfectly ver- 

 satile. 



Succulent. Soft and juicy. 



Sulcate. Grooved longitudinally. 



Superior. Applied to the ovary when 

 free from the calyx; or to a calyx ad- 

 nate to an ovary. 



Suture. A line of splitting or opening. 



Symmetrical. Applied to a flower with 

 its parts of equal numbers. 



Syncarp. A fleshy multiple or aggregate 

 fruit. 



Tendril. A slender coiling organ. 



Terete. Circular in cross section. 



Ternate. Divided into three segments, 

 or arranged in threes. 



Tetradynamous. With four long sta- 

 mens and two shorter ones. 



Thalhis. A usually flat vegetative organ. 



Thyrsoid. Like a thyrsus. 



Thyrsus. A compact panicle. 



Tomentose. Covered with tomentum. 



Tomentulose. Diminutive of tomentose. 



Tomentum. Dense matted wool-like 

 hairs. 



Torsion. Twisting of an organ. 



Tortuous. Twisted or bent. 



Tracheae. The canals or ducts in woody 

 tissue. 



Trachcids, Wood-cells. 



Triandrous. With three stamens. 



Tricarpous. Composed of three carpels. 



Trimorphous. Flowers with stamens of 

 three different lengths or kinds; in 

 three forms. 



Triquetrous. Three-sided, the sides 

 channeled. 



Truncate. Terminated by a nearly 

 straight edge or surface. 



Tuber. A thick short underground 

 branch or part of a branch. 



Tubercle. The persistent base of the 

 style in some Cyperaceae; a small 

 tuber. 



Tuberculate. With rounded projections. 



Turbinate. Top-shaped. 



Uliginous. Inhabiting mud. 



Umbel. A determinate, usually convex 

 flower-cluster, with all the pedicels 

 arising from the same point. 



Umbellate. Borne in umbels; resemb- 

 ling an umbel. 



Umbellet. A secondary umbel. 



Umbelloid. Similar to an umbel. 



Undnate. Hooked, or in form like a 

 hook. 



Undulate. With wavy margins. 



Ur ceo late. Urn- shaped. 



Utricle. A bladder-like organ; a one- 

 seeded fruit with a loose pericarp. 



Valvate. Meeting by the margins in 

 the bud, not overlapping; dehiscent 

 by valves. 



Vascular. Relating to ducts or vessels. 



Vein. One of the branches of the 

 woody portion of leaves or other or- 

 gans. 



Veinlet. A branch of a vein. 



Velum. A fold of the inner side of the 

 leaf -base in Isoetes. 



Velutinous. Velvety; with dense fine 

 pubescence. 



Venation. The arrangement of veins. 



Vernation. The arrangement of leaves 

 in the bud. 



Versatile. An anther attached at or 

 near its middle to the filament. 



Verticil. See Whorl. 



Verticillate. With three or more leaves 

 or branches at a node; whorled. 



Vestigial. In the nature of a vestige or 

 remnant. 



Villous. With long soft hairs, not 

 matted together. 



Virgate. Wand-like. 



Whorl. A group of three similar or- 

 gans or more, radiating from a node. 

 Verticil. 



Whorled. See Vertidllate. 



Winged. With a thin expansion or ex- 

 pansions. 



