Sanicle 
Sanicula crassicaulis 
Scandix australis 
Scandix blepharicarpa 
Scandix palaestina 
Scandix stellata 
Scandix verna 
Scots Lovage 
Sea holly 
Shepherd's-Needle 
Shrubby platysace 
Sickleweed 
Small-headed eryngo 
Smyrniopsis syriaca 
Smyrnium connatum 
Smyrnium cordifolium 
Southern Chervil 
Spotted water hemlock 
Strickland's umbrella-wort 
Thapsia transtagana 
Tordylium trachycarpum 
Umtanum desert-parsley 
Upright Hedge-Parsley 
Villous deadly carrot