GLOSSARY 



247 



Spike (inflorescence). The flowers 

 sessile on an elongated axis. 



Spikelet. A small or a secondary 

 spike. 



Spindle-shaped. Tapering at both 

 ends like a sweet potato. 



Spine. A sharp woody or rigid out- 

 growth. 



Spinescent. Tipped by or degenerat- 

 ing into spines or thorns. 



Spinose. Thorny. 



Spur. Any projecting appendage of 

 the flower. 



Squarrose. Said of scales, leaves, etc., 

 when they spread widely from 

 the axis on which they are thickly 

 set. 



Stamen. The pollen-bearing organ. 



Staminodium (staminodia). Abortive 

 stamens or other bodies in the posi- 

 tion of stamens. 



Standard. The upper petal of a pa- 

 pilionaceous corolla. 



Stellate. Starlike; several similar 

 parts radiating from a common 

 center. 



Sterile. Barren or imperfect. 



Stigma. The region of the pistil which 

 receives the pollen. 



Stipe. The stalk-like base of a pistil. 



Stipitate. Furnished with a stipe. 



Stipules. The appendages on each 

 side of the base of some leaf petioles. 



Stolon. Trailing or reclined and root- 

 ing shoots. 



Stoloniferous. Producing stolons. 



Strap-shaped. Long, flat, and narrow. 



Striate. Marked with slender longi- 

 tudinal grooves or channels. 



Strict. Close and narrow; straight 

 and narrow. 



Strigose. Beset with appressed, rigid 

 bristles or hairs. 



Strobilus = Strobile = Cone. A cone- 

 ike or headlike fruit, as in hop and 

 pine. 



Strophiole. An excrescence or append- 

 age at or about the hilum of a seed. 



Style. The beak-like prolongation of 



the pistil above the ovary, which 



bears the stigma. 

 Stylopodium. An enlargement at the 



base of the style, found in Umbel- 



laceae and some other plants. 

 Sub-. About, nearly, somewhat. 

 Subulate. Awl-shaped. 

 Succulent. Juicy or pulpy. 

 Sucker. A shoot from subterranean 



branches. 

 Suffrutescent. Slightly shrubby or 



woody at the base only. 

 Superior (ovary). The ovary free 



from the calyx to its base. 

 Suture. The line of junction of con- 

 tiguous parts that seem to have 



grown together. 



Sympetalous. With united petals. 

 Syngenesious. With stamens united 



by their anthers. 



Taproot. A stout vertical root which 

 continues the main axis of the plant. 



Tawny. Dull yellowish with a tinge 

 of brown. 



Tendril. A thread-shaped process 

 used for climbing. 



Terete. Circular in cross section. 



Ternate. In 3's. 



Tetra-. 4. 



Tetradynamous. With four stamens 

 longer than the other two. 



Thorn = Spine. 



Throat. The orifice of a gamopeta- 

 lous corolla or calyx; the region 

 between the tube proper and the 

 limb. 



Thyrsus. A compact and pyramidal 

 panicle. 



Tomentose. Clothed with matted 

 woolly hairs. 



Tomentum. Matted woolly hairs. 



Toothed. Furnished with teeth of 

 short projections of any sort on the 

 margin; used especially when these 

 are sharp, like saw teeth, but do not 

 point forward. 



Torulose. Knobby; where a cylin- 

 drical body is swollen at intervals. 



