Unterschiedsschwelle f 



unterschlächtig a 

 unterschwellig a 



unterständig a 

 unwesentlicher Spross m 



Urblatt n 

 Urfaden m 

 Urleitbündel n 

 Urmeristem n 

 Urne f 

 Urwald m 



threshold of perceptibility of 



difference 

 incubous (leaf of liverworts) 

 giving secondary response to 



stimulus 

 inferior, hypogj^nous 

 shoot which only increases 



photosynthetic area but 



which is not needed for 



fruiting 

 primordial leaf 

 protonema 

 central cylinder 

 promeristem 

 urn (in moss capsule) 

 virgin forest 



Vacuolenhaut f 

 Vacuolenhöhle f 

 Vacuolenwand f 

 Variationsbreite f 

 Variationsmerkmal i 

 Vasalpriman m 

 Vasalteil m 

 Vegetationskegel m 

 Vegetationskuppe f 

 Vegetationspunkt m 

 Vegetationsring m 

 vegetieren v 

 Veilchengewächse 

 Ventralfurche f 

 Ventralschuppe f 

 Veraschung f 

 Verästelung f 

 Veratmung f 



n pl 



tonoplast 



peripheral cavity (Equisetum) 



tonoplast 



range of variation 



varietal character 



protoxylem element 



protoxylem 



vegetation cone 



growing point 



annual ring, annual increment 



to grow 



Violaceae 



ventral suture in ovule 



ventral lobe 



incineration 



branching 



consumption 



of organic ma- 



terial in respiration 



123 



