R I 



REVOLUTUM FoUum [revok'o, to roll 

 back] rolled back. It is particularly ufed by 

 Linnaeus as a term of foliation (fee FoUatic), 

 fignifying the lateral mai'gins being rolled fpi- 

 rally backward, as in Rojmar'inus, Tticrlum nui'- 

 rum, &c. 



Revolnfa Corolla., rolled back, as in the j^fpa'- 

 ragns, Medeoh. 



RHiEADES iR/jieas, the red poppy] An 

 order of plants in the Fragmenta methodl naiuralis 

 of Linnscus, containing thefe genera, viz. Pa- 

 paver, Argemone, Cheliddnium, Bocconia, San<riu~ 

 fjaria, Jjfo'ai Podophyllum. 



RKOMBEUM Folhrm \_PJjondu!, a geome- 

 trical figure ot four equal fides, but not right' 

 angled] a diamond-iliaped leaf. 



• RHOMBOIDEUM FoVmrn iRj^mholdes, a 

 geomet)-icai figure whofe fides and singles are 

 unequal] exemplified in the Cbawpodium vl' 

 .ride. 



RIGIDUS Caulh, fiUa ; ftilF, oppofed to 

 laxus. 



RIMOSUS Caidls, abounding ^'ith clefts 

 and chinks, 



X % RIN- 



