The leaves and flowers are used in medicinal poultices and teas. which are said to have the effect of astringence, or contraction of body tissues.    From Wordnik.com.  [Chapter 46] Reference

The leaves and flowers are used in medicinal poultices and teas, which are said to have the effect of astringence, or contraction of body tissues.    From Wordnik.com.  [Chapter 10] Reference

This last cuvée is a long keep wine, and it will show more astringence in the early years.    From Wordnik.com.  [Wine Tasting, Vineyards, in France] Reference

And its astringence clear the brain!’ it went on with calculated brutality.    From Wordnik.com.  [Flowering Wilderness] Reference

(iii) le got (astringence).    From Wordnik.com.  [Chapter 7] Reference