GLOSSARY OF TERMS USED. 



11 



Naked, Avhere any part is exposed or 

 uncovered by other surrounding 

 parts or organs. 



Navicular, boat-sliaped. 



Nerve, the mid-rib of leaf. 



NiTiDUS, smooth and polished. 



Nucleate, with a central substance of 

 greater density. 



Ob — , in comparison inversely, as 



OuovATE, inversely ovate. 

 Oblong elliptic, obtuse at each end, 



with the longitudinal diameter 3-4 



times the transverse. 

 Obsolete, scarcely apparent. 

 Obtuse, terminating gradually in a 



rounded end. 

 Obtusiusculus, rather obtuse. 

 OCHREACEOUS, brownish-yellow. 

 Olivaceous, a dusky-green ; of an olive 



colour. 

 Opaque, when the surface is dull, or 



not at all shining. 

 Opposite, when similar organs are 



arranged in pairs over against 



each other. 

 Orbicular, circular. 

 Oval, elliptic, and about twice as long 



as broad. 

 Ovate, elliptic with the lower end 



broader. 



Pagina, the expanded surface of the 

 leaf. 



Pallid, pale. 



Palmate, 5-lobed from a centre. 



Papillj:, small rounded prominences. 



Papillose, covered with papilla;. 



Paraphyses, succulent pointed threads 

 growing with the reproductive 

 organs. 



Paroicous, ^ and ? in the same in- 

 florescence, ^ naked in the axils 

 of the lower bracts. 



Pautitk, divided almost to thf very 



base. 

 Patent, spreading at an angle of 2(j - 



\'i . 

 Patentissima, spreading at right angles 



or nearly so. 

 Patulous, spreading at an angle of 



40 -DO . 

 Pectinate, comblike. 

 Pedicel, or Peduncle, the fruit stalk. 

 Pedicellate, having pedicels. 

 Peduncle, or Pedicel, the fruit stalk. 

 Pendulous, hanging down. 

 Perianth, the innermost bracts united. 

 Perigonial Bracts, the leaves sur- 

 rounding or enclosing the pistil- 



lidia. 

 Perigonium, the involucre of male 



inflorescence. 

 Perigynium, the involucre of female 



inflorescence. 

 Persistent, remaining a long time. 

 Piliferous, ending in a line weak point 



or hair. 

 Pinnate, having branches on two ojtjm- 



site sides. 

 Pinxatifid, divided half-way to the 



mid-rib in segments in a feathery 



manner. 

 PiSTiLLiDiA, the male organs. 

 Plicate, plaited. 

 Plu.mose, feathery. 

 Polymorphous, of many forms. 

 Pore, a small aperture. 

 PosTiCAL, the under or rooting face of 



a stem or branch, or lobe of 



leaf. 

 Processes, divisions. 

 Procumbent, spreading on the ground. 

 Proliferous, bearing au excessive de- 

 velopment of parts. 

 PuLViNATE, like a cushion. 

 Punctate, with ojwique dots. 

 Pyriform, pear-shaped. 



