442 



PLANTS OF NEW ZEALAND 



iutrorse, turned inwards. 



Involucre, a uirclet of bracts. ])]aced 



around a tiower-cluster. 

 LuvoUicrat.e, having an involucre. 

 Involute, having the mari^ins of the 



leaves rolled inwai'ds. 

 Irregular. uns>-rnnietrical, wan tiny in 



re^iularity of form. 



Lanci:ol.\t]0, narrow and tattering, like 



the head of a lance. 

 Lateral, fixed on or near the side of an 



organ. 

 Legume, a two-valved seed-vessel, open- 

 ing down both seams. 

 Lenticel, an opening occurring in tlic 



bark of a ])lant through wliieh water 



vapour is given off. 

 Liane, a wood>- climber, r. pp. 16-19. 

 Ligneous, woody. 

 Linear, narrow, se\eral times longer 



than wide. 

 Lobe, an>- division of an organ, esiiecially 



a roimded division. 



Mesophttk, a jilant which avoids both 



extremes of moisture and drought. 



I'. i>. 4^. 

 Moniliform, necklace-shai)ed, like a 



string of beads. 

 Monocotyledon, a plant producing only 



one seed-leaf. t'. p. 82. 

 Moncecious, v. ji. 44. 



Npxtajit, the organ in which houej' or 



nectar is secreted. 

 Node, that ))art of a stem from which 



leaves, branches, or h.'af-bnds are 



gi^'en off, 

 Nodule, a small knot, or rounded bod>-. 

 Nut, a hard, one-seeded frnit, with wooiL" 



covering. 



Obovatk, applied to leaves that are 



ovate, with the broader part towards 



the ape.\. 

 (Obscure, uncertain, hidden. 

 Obsolete, scarcely apparent, almost 



vanished. 

 Obtuse, blunt or rounded at the end. 

 Orbicular, applied to a leaf with a 



circular outline. 

 Osmosis, the mixing of liquids through a 



membrane separating them. 

 Ovary, that part of the ])istil which 



contains the ovules. i.\ p. 43. 

 Ovate, egg-shaped, ajijilied to a solid 



body, as a fruit. 

 Ovule, the >-onng seed in the ovary 



r. p. 43. 



P.\l:m.\tk. applied to lea\es with ti\i- 



lobes. 

 Pajiillae, soft su]ierticia.l glands or 



protuberances, 

 Papillose, covered with itapillae. 

 Pa]>])us, thistledown, the tufts of hairs 

 on achenes or fruits, the cal>'x of 

 composite florets. 

 Parasite, r, ]>. 20. 

 Pedicel, a tlower-stalk, the su]i))ort of a 



single Hower. 

 Peduncle, the general uauic for the stalk 



of a flower or flower cluster. 

 Pedunculate, on a peduncle. 

 Pellicle, a small skin, the outer cuticular 



covering of plants. 

 Pellucid, partially or wholh' transparent. 

 Peltate, target-shapecl, ajiplied to leaves 



attached by their lower surface to the 



stalk, instead of b>' the margin. 

 Perianth, v. p. 4.5. 



Perig^■nous, inserted round the ovary. 

 Persistent, remaining till the part which 



bears it is wholly matured, as the 



leaves of evergreens. 

 Petal, V. p. 44. 

 Petaloid, like a peta.l, having a floral 



enveloi>e resembling petals. 

 Petiole, the footstalk of a leaf. 

 Phanerogamic, v. pp. 49, 428. 

 Phylloclade, a flattened branch assuming 



the form and function of a leaf. 

 Phyllode, a petiole taking on the form 



and fimction of a leaf. 

 Pinnate, with leaflets arranged along each 



side of a common petiole. 

 Pinnate-iiartite, iiinnately parted, with 



the lobes extending more than half- 

 way to the mid-rib. 

 Pinnatifid, cut into lobe.s extending about 



half-way from the margin to the mid- 

 rib. 

 Pitted, inarked with small de])ressions. 

 Pistil, V. p. 43. 

 Placenta, the organ which bears the 



ovules in au ovary. 

 Placentiferous, bearing placentae. 

 Plumose, feather:^-, as the pappus of 



thistles. 

 Pollen, V. |). 43. 

 Pollination, r. pp. 43, 44. 

 Pollinia, f. p. 112. 

 Polymorphic, with several or various 



forms. 

 Pome, an inferior fruit of several cells, 



of which the apple is the tyjie. 

 Protandrous, having the anthers mature 



l>efore the pistils in the same flower, 

 Protogynous, having the instils recepti\e 



before the anthers have ripe pollen, 

 Puberulous, minutely downy with hairs. 



