Kuoleus 



ob compressed 



of Phycocliromaceae, of iMich looser 

 structure tlian in higher plants, and 

 destitute of true nuclear membrane 

 (Hieronynms) ; Kejec'tion ~ , sister- 

 nuclei to the female nucleus Avhich 

 play no ]iart in fertilization (Hartog); 

 -' Spin'dle = xitlear Spindle. 



Nu'culane =^ Nucula'nium {nucula, a 

 small nut), Richard's term for a 

 drupaceous or haccate fruit contain- 

 ing more than one stone or seed, 

 adopted by Lindley for a superior 

 stony-seeded berry, such as a grape ; 

 Nu'cule, Kuc'ula, (1) a dhninutive 

 of Nutlet ; (2) the female sexual 

 organ of Chara; nuculo'sus (Mod. 

 Lat. ), containing hard mit-like seeds. 



nuoumenta'ceous, an error for nuca- 



MEXTADEOrS. 



nude, nu'dus (naked), bare, naked, in 

 various senses. 



nudicau'lous, nudicau'/is. {iiudns, 

 naked ; caulis, a stem), naked- 

 stemmed, not leafy ; nudius'culus 

 (Lat.), somewhat bare. 



nulliner'vis {nnllics^ none ; ncrvus, a 

 nerve), = ENEia is. 



nu'merous nnvuno'awi (Lat., very 

 many), in botany indelinitc, not 

 readily counted ; the sign is co . 



Nuphare'tum, an association of Niiphar 

 (Warming). 



nup'tial {)iuj>t ialis) , pertaining to 

 marriage), employed to denote intra- 

 Horal nectaries. 



Nursing-foot = Haustuum. 



Nut, linx (Lat.), a liard and indehis- 

 cent one-seeded fruit, often vaguely 

 applied to sucli fruits as those of the 

 Labiatae and Cyperaceae ; spu'rious 

 '■^ , a fruit Avhich owes its hardness 

 to something other than the pericarp, 

 as in Mirabilia; Nax bacca'ta, a nut 

 enclused in a pulpy covering, as in 

 the Yew. 



nu'tant, na'tans (Lat.), nodding. 



Nu'tation {nutatio, a nodiling), tlio 

 revolution of the growing tips of 

 young organs ; ~ Chor'isis, Fitting's 

 term for a .separation due to the 

 growth of a tissue ; revol'ving '^ 



= CinCUMNUTATKJN. 



Nut'let, the diminutive of Nut; cf. 



o 



Nucule ; variously applied to any 

 dry independent fruit, as an achene, 

 or part of a schizocar[). 



Nu'tricism {nutricius, that nourishes), 

 a form of symbiosis in which the 

 Fungus becomes the nurse and feeder 

 of the other symbiont, as in Mono- 

 tropa; Nutrit'ion, the jJiocess of pro- 

 moting the growth or repairing the 

 waste caused b}' vital phenomena, 



Nux (Lat., nut), see Nut. 



nyctan'thous {vv^, vuKThs, night ; dvOos, 

 a llo\\i.r), used of night-flowering 

 l)lants ; Nyctan'thy, the condition 

 of nocturnal flowering. 



nyctig'amous {vvKTlya/nos, marrying 

 by night), flowers which close by 

 day, but open at night, often 

 scented. 



Nyctinas'tisin,-Nyctinas'ty {I'v^, wKrhi, 

 night ; vaarhs, 2»ressed close), = 

 Nyctitroi'ISM ; adj. nyctinas'tic ; 

 nyctipelag'ic (H- pelaoic), floating 

 organisms whicli rise to the surface 

 only at night (Forel) ; nyctitrop'ic 

 {rpoTTT], a turning), placing the leaves 

 as during tlie night; Nyctit'ropism, 

 assuming the sleep position. 



nympliaea'ceous, lesembling or akin 

 to the waterlilies, Nym})haeaceae ; 

 Nymphaee'tum, an association of 

 Nymph x" (Warming). 



nymphaeform'is {nijmpha, a pupa; 

 forma, shape) ; Koerlier applies this 

 to chry-salis-shaped spores of some 

 Lichens. 



Oak 'wood Associa'tion, woods in whicli 

 the oak is dominant. 



Oan'gium {^hv, an egg ; ayyelov, a 

 vessel), an apocytial oogonium which 

 forms oospores by free cell-formation, 

 as in Saprolegnieae (Hartog). 



ob, as a j»refix-, means inversely or 

 oj)positely ; as obovate, inversely 

 ovate.; sometimes, Itut incorrectly, 

 used for sub-. 



obcla'vate {oh, inverse ; daratus, club- 

 s1ki])C(1), attached at tlie thicker 

 end ; obcompres'sed, ohcoiuprcs'.-ncs 

 {comjire.s'siis, pressed together), 

 flattened the other way, antero- 

 posterioily instead of laterally ; 



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