XX 
GLOSSARY. 
Ray (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. 
RecUnate and reclining ; curved downwards. 
Recurved ; bent moderately backwards. 
Reflexcd ; bent considerably baclrwards. 
Reniform ; transversely oval, but broadly cordate at the base. 
Repand ; with a rather wavy margin. 
Reticulate ; forming a network. 
Retrorse ; directed from the point of an organ. 
Retme ; abruptly blunt with a notch in the middle. 
Revolute ; rolled back, as towards the underside of a leaf. 
Rhizomatom ; 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, vridely open corolla. 
Rootstock ; a thick short rhizome or tuber. 
Rosette ; a collection of leaves gi'owing close together, like the 
petals of a double rose. 
Rosulate ; arranged in a rosette. 
Rotate; a monopetalous corolla with a .short tube and very 
spreading limb. 
Rudimentary ; imperfectly developed. 
Rugose ; covered with a net of lines inclosing convex spaces. 
Rugulose ; finely rugose. 
Runcinate ; where the lobes of leaves are directed towards the 
base. 
Runner ; a prostrate shoot rooting at its end ; a stole. 
Sagittate ; like the barbed head of an arrow, the auricles or lobes 
pointing backwards. 
Salvcrshaped; a corolla with a long slender tube and flat limb. 
Scabrous ; rough like a blacksmith's hand. 
Scales ; minute rudimentary leaves ; very small flat semidetached 
parts of the cuticle. 
Scape ; a leafless radical pedimcle. 
Scarious ; very thin, di-y, and seraitransparent. 
Secund ; all turned towards one side. 
Seed ; the ovule anived at maturity. 
Seedstalk ; the stalk connecting the hilum of a seed with the 
placenta. 
Sepali ; the divisions of the calyx. 
Septindal when a fruit splits through the middle of the septa 
or partitions. 
