GLOSSARY OF BOTANICAL TERMS 



Stolon". — A runner ; or any basal branch that is disposed to root. 

 Stomata, //. — The transpiring orifices in the epidermis of plants. 

 Striate. — Marked with fine longitudinal lines or ridges. 

 Strobile. — A compact flower cluster with large scales, concealing the 



flowers. When this cluster matures and contains seeds, it is still 



called a strobile. 

 Style. — The attenuated portion of the pistil connecting the stigma and the 



ovary. 

 Suture. — A line of splitting or opening. 

 Terete. — Circular in cross section. 

 Throat. — The part between the proper tube and the limb of a gamopetal- 



ous corolla. 

 Thyrse, or Thyrsus. — A compact panicle. 

 Tomextose. — Covered with tomentum. 

 TOMENTUM. — Dense, matted wool-like hairs. 

 Truncate. — Ending abruptly as if cut off. 

 Umbel. — A flower-cluster, flat or convex, with all the pedicels arising from 



the same point. 

 Umbellate. — Borne in umbels ; resembling an umbel. 

 Undulate. — With wavy margins. 



Valyate. — Meeting by the margins ; not overlapping. 

 Vein. — One of the branches of the woody portion of leaves or other organs. 

 Veinlet. — A branch of a vein. 

 Venation. — Arrangement of veins. 

 Vernation. — The arrangement of leaves in the bud. 



Versatile. — Applied to an anther attached at or near its middle to the fila- 

 ment. 

 Villous. — Covered with long, soft, shaggy hairs. 

 Whorl. — A group of three or more similar organs at a node. 

 Wing. — Any thin expansion bordering or surrounding an organ. The lateral 



petal of a papilionaceous corolla. 

 Woolly. — Clothed with long and matted hairs. 



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