GLOSSARY 481 



Tomentose. Densely pubescent with matted wool. 



Torus. The receptacle of a flower. 



Triiid. Three-cleft. 



Trifoliate. Having three leaves. 



Trifoliolate. Having three leaflets. 



Truncate. Ending abruptly, as if cut off transversely. 



Turbinate. Top-shaped; inversely conical. 



Umbel. An inflorescence in which the peduncles or pedicels of a cluster 



spring from the same point and are of approximately equal length. 

 Umbellate. In or like an umbel. 

 Undulate. With a wavy surface. 

 Unisexual. Of one sex, either staminate or pistillate only. 



Valvate. Opening by valves, as a capsule; in gestivation, meeting by the 



edges without overlapping. 

 Variety. A form which, in the judgment of any writer, is considered to 



be subordinate to the species in classifieatory importance. 

 Veins. Threads of fibrovascular tissue in a leaf or other organ, especially 



those with branch. 

 Venation, Veining. 

 Ventral. Belonging to the inner face of an organ; the opposite of dorsal. 



