GLOSSARY 651 



Umbel. — An indeterminate type of inflorescence, in which the pedicels 

 arise from the same point. 

 Umbellate. — Umbel-like. 

 Umbellet. — Umbel of secondary order. 

 Undulate. — With wavy margin. 

 Utricle. — A one-seeded fruit with a bladder-like covering. 



V abate (arrangement of parts in the bud). — The segments meet with 

 their edges, without any overlapping. 



Valves. — One of the pieces into which a capsule splits. 



Venation. — The arrangement of veins. 



Ventral. — On the lower side; surface of member turned toward the main 

 axis. 



Vernation. — Arrangement of leaves in the bud. 



Versatile (anther). — Filament is attached near middle of anther, so that 

 it can readily turn in any direction. 



Vexillum. — Standard of the flower in Leguminosae. 



Viscid. — Sticky. 



Vitta (pi. vittae).— Oil tubes in Umbellifer fruit. 



Wing. — ^Lateral petal in the flower of Leguminosae. 



Whorl. — A group of organs arranged in a circle about a stem, and arising 

 from the same node. 



Zygomorphy (flower).— See Irregular. 



