HO 



HORTUS- JAMAI-CENSTS. 



BItjsci W The third of the families, 



and the sevi nth of the nations orci; 3 t^. 

 irfto which Linneus h d ail 



\ fetables. . y-fiftb order in-his 



nes Naturales. They form the se- 

 cond order oj the class Ctyptogamia, in 

 his Artificial System. 



M uncus. Awnless. Without any point at. 

 the end 



NAr. Soft interwoven Lairs scarcely dis- 

 cernible. 



Nappy orTomentose. Covered with a whi- 

 tish down, or with liairs interwoven and- 

 scarcely distinguishable. 



Natans. Floating. Placed oil the surface- 

 of the water, in mai 



NectArium.. The nectary, pr melliferous 



part of a vegi . , 1 1 



er. It commo kesa part of the co- 



rolla, but is sometimes entirely distinct 

 from it, and is then called a Proper 

 tary. It is frequently in form of a horn or 

 spur : sometimes it tal.es the shape of a. 

 cup, whence this part is named in Eng- 

 i b ' the Horn y cup. 



Nervosum. Nerved. Having vessels per- 

 fectly simple and unbranch i n ling 

 from the base towards the. tip. 



Nestling, Applied to seeds which lie- 

 loose in pulp or cotton, within a berry 

 or other pericarp. 



Niiidum. Glittering, glossy* 



NoDBiNG. W ien applied to a stem U 

 explained to mean, bent down our. 

 from the top : . when applied to a Bower 

 it signifies that the peduncle is consider- 

 ably curved. 



Nucleus. A kernel. The seed of a nut and 

 of stone fruits, contained within a shell. 



Nudiusculus. Almost, or rather naked. 



Nut. Nwc. A seed co ; th a shell. 

 Extending not i 11I3 to nuts commonly so 

 called, but to- the Acorn, and all. stone-. 

 fruit-. 



Nutans. Nodding. 



QBCORDATUM. Obcordate or inversely 

 heart-shaped; having the apex down- 

 wards,; 



Otii:,::--j An oblique leaf. Having the 



the sky, and the 

 point towards the horizon. 



Obliquuis caulis. An oblique stem. Nei- 

 perpendi^ular nor horizontal. 



QflLONGUM folium. An oblong, leaf. Hav- 

 ing its longitudinal diameter several 

 times exceeding die transverse one; 

 rounded at both ends, but the curvature 

 1 than, the segment. of a circle. 



Oblongiusculus. Rather or somewhat ob- 

 long. 



Qblo\ . .-.urn \ folium. . An oblong-ovate 

 leaf. Between both, but inclining most 

 lathe latter. 



ObotjaTU .'. An obnvate or inverse- 



ly ovate leaf. Having the narrow end 

 downwards, or next the petiole, branch, 

 or stem. 



Obsoleivsv Worn out, scarcely distin-*. 

 guisbable, very obscure. 



OBTUsUM. Ending bluntly, but within the 

 inent of a.circle. 



Qbtu. .'. Rather or somewhat obtuse 



or blunt- bluntisU. 



Obvi rsum folium. An obverse or vertical 

 leaf. Having the base narrower than thej 

 top, so that they seem to have changed 

 places. . 



Orvoluta. When (as'the leaves lie in the 

 ) the margins alternately embrace 

 the straight margin oflthe opposite leaf. 



Oct A] ;: I -. The name of the eighth cla.-v*. 

 in the Linnean system. Comprebendipg 

 e plants which have hermaphrodite 

 flowers with eight stamens. 



Operculum. A lid or cover to a capsule. 



OEPOSITA. Opposite leaves. Growing in 

 pairs, each pair decussated, or en 

 that above and below it. 



OrbICULATUMJW/v&. An orbicular or cir- 

 cular leaf. 



ORCHJDl . The name of the fourth ordeil 

 in Linneus's Fragments ; and of the se- - 

 enth in his Ordines Naturales ; con- 

 taining Orchis and other genera a . 

 to it. 



Ovale folium. An oval leaf. Having the 

 longitudinal diameter longer than the 



transverse 



