ABBREVIATIONS AND SIGNS. 



AUTHORS' NAMES (CONTINUED). 



Richardson. 



Rcemer. 



Salisbury. 



Schkuhr. 



Sohrader. 



Schreber. 



Schultes. 



Schweinitz. 



Scopoli. 



Seringe. 



Solander. 



Sprengel. ' 



Steudel. 



Sullivan t. 



Thunberg. 



Torrey. 



Torrey & Gry. 



Touraefort. 



Trautvetter. 



Trinius. 



Tuckerman. 



Vailiant. 



Ventenat. 



Villars. 



Wahlenber<;. 



Walpers. 



Walter. 



Wangenheim. 



Willdenow. 



Withering. 



Wnlfen. 



