XX GLOSSAKT. 



Maceme : a spike with stalked flowers : lience 



Racemose ; flowering in a raceme. 



Rachis ; tlie central stem oif some kinds of inflorescence ; as tlie 



stalk common to several spikelets of Grasses ; the stalk of 



the frond of Ferns above lowest pinnae. 

 Radiant flowers ; those at the margin of a head or other inflo- 

 rescence which are long and spreading like rays., 

 Radical; springing froni just al)Ove the root., 

 Radicle ; the end of the embryo from whence the root grows ; 



also small roots. 

 May (see Radiant) ; parts diverging in a circle from a central 



' point. 

 Receptacle; the dilated top of the stalk bearing the flowers 



in Composites ;, the common support of the parts of a 



flower. , , , 



Reclinate and reclining ; curved downwards. 

 Recurved ; bent moderately backwards. 

 Reflexed ; bent considerably backwards. 



Reniform ; transversely oval, but broadly cordate at the base. 

 Repand; with a rather wavy margin. 

 Reticulate ; forming a network. 

 Retrorse ; direpted from the point of an organ. 

 Retuse,; abruptly blunt with a notch in the middle. 

 R.evolute ; rolled back, as towards the, underside of a leaf. 

 Rhizoniatous ; having rhizomeS. 

 Rhizome ; a prostrate more or less subterranean stem producing 



roots and leafy shoots. 

 Rhomboidal; approaching a quadrangular, not square, figure 



attached by one of its more acute angles. 

 Ringent ; a'2-lipped, widely open corolla. 

 Rooistock ; a thick short rhizome or tube^. 

 Rosette ; a collection of leaves growing close together, like the 



petals of a double rose. 

 JRosulate ; arranged in a rosette. 

 Rotate; a monopetalous coroUa with a short tube and very 



spreading limb, 

 Rudimentary ; imperfectly developed. 



Rugose;-^ covered with a, net of lines enclosing convex spaces. 

 Rugulose ; finely rugose. 

 Runcinate; where the lobe^, of leaves are directed towards the 



Runner ; a prostrate shoot rooting at its end ; a stole. 



Sagitate ; like the barbed head of an arrow, the auricles or lobes 



pointing backwards. 

 Salvershaped ; a corolla with a long slender tube and flat limb. 

 Scabrous ; rough like a blacksmith's hand. 



