106 GLOSSARY. 



PINNATIFID, having incomplete branches or leaves, 



their divisions not reaching down to the stem. 

 PINNULE, the leaf on a branch. 

 PISTIL, the centre organ in the interior of a flower 



or blossom. 

 POLLEN", the fecundating farina in the anther of the 



higher plants. 

 PROCUMBENT, lying down along the ground ; not 



springing upwards. 

 PUBESCENCE, down, or woolly hair. 

 PUBESCENT, clothed with soft wool, down, or hair. 

 QUADRATE, squared. 



RACEME, a bunch of irregular flowerets. 

 RACHIS, the main stem from the branches upwards ; 



sometimes used for the whole stem ; secondary 



or partial, the same correspondently on the 



branches. 

 RECEPTACLE, the portion of the veins to which the 



spore-cases are attached. 

 RECURVED, 



REFLEXED, turned or curved back 



RENIFORM, kidney-shaped. 



RETICULATED, of fine net-work texture. 



RHIZOME, the part under or on the ground from 



which the frond springs, or root commonly so 



called, to which the fibres or real roots are 



attached ; the caudex. 

 RHOMBOIDAL, diamond-shaped, only rather broader 



one way than the other. 

 ROOT, the main mass at the bottom of the plant 



whereout it grows, including the fibres. 



