Hordeum gussonianum 12 



Lactuca scariola 52 



Lepidium perfoliatum 14 



Lupinus microcarpus 15 



Navel orange 46 



Parosela subnuda 15 



Picris echioides 52 



Ribes roezlii 15 



Selaginella cinerascens 12 



Sherardia arvensis 11 



Silybum marianum 52 



Sisymbrium altissimr.m 15 



Tetracoccus dioicus 16 



Tragopogon porrifolius 16 



Xanthium commune 16 



Zoological Section 60 



IV 



