Suture. The line of union between parts which have grown together; most often used with reference to the line along which an ovary opens.
Terete. Cylindrical.
Ternate. In threes.
Tomentose. Densely pubescent or woolly.
Truncate. As if cut off at the end.
Umbel. An inflorescence in which the flower stems spring from the same point like the rays of an umbrella.
Verticillate. Arranged in a circle round an axis; whorled.
Villose or villous. With long, soft hairs.
Whorl. Arranged in a circle about an axis.