INTRODUCTION. 



Ncckhiec-shapcd: see Moniliform. 



Nec'tarv : anv honey-beariiig part. 



Ncrvoil (leaves), 40. 



Netted-veiueil, 40. 



Neutral (flowers): without stamens and 



pistils. 

 Nodding: turning outward or downward. 

 Nodes. 14. 

 Xodo«e: knotty. 

 Nut, i'O. 

 Nutlet : same as Acheiiium. 



Obcordate: inversely heart-shaped. 

 Oblanceolate: inversely lance-sliaped. 

 Oblique : uneiiual-sided. 

 Oblon<;: narrower than Elliptical, with 



nearly parallel margins. 

 Obovat'e: egg-shaped, with the nan-ow 



end downward. 

 Obtuse : blunt ; not pointed. 

 Ochrea, 38. 



Octandrous: having eight stamens. 

 One-sided: borne one side of the axis. 

 Opaque: dull. 

 Opposite : placed directly against each 



other, as leaves on the stem; placed 



before, as stamens before the petals. 

 Orbicular: circular. 

 Organs, 6. 

 Orthotropous, 8.3. 

 Oval : same as Elliptical. 

 Ovary, 76. 

 Ovate: egg-shaped. 

 Ovoi<l: a solid with an oval outline. 

 Ovule, 76. 



Palate : a prominence at the throat of 



some bilabiate flowers. 

 Palea: Flora, p. 545. 

 Palmate: hand-shaped; when the lobes 



or divisions spread from a common 



centre. 

 Palmatelv-veined, 41. 

 Panicle, 59. 



Papery: of the texture of paper. 

 Papilionaceous (flower): Mora, p. 86. 

 Papillf)se: studded with minute wart-like 



j)rominences. 

 Pappus; the limb of the calyx of com- 



[>osit(; flowers. 

 Parallel-veined, 40. 

 Parasitical: supported and nourished by 



other plants. 

 Parietal, Hi. 



Parted: tlividcd nearly to the base. 

 I'artial: pertaining to the parts of a com- 

 pound organ. 

 Pectinate: cut into fine parallel lobes. 

 Pcdafe: nciirly as palniato, but with the 



lafep.d lobes divi<led. 

 P.-Ijc.-l.r.O. 



P«'.|iccllcd: niised on a pedicel. 

 I'ednnele, M. 



P<rduM<-led: raised o!i a peduncle. 

 Peltate : fixed to the stalk ut a point 



wifliin the margins. 

 Pendent: hanging, drooping. 



Pendulous : somewhat drooping. 



Penicillate: see Hrush-sha])ed. 



Pentandrous: having five stamens. 



Pepo, 91. 



Perennial : lasting from year to year. 



Perfect Flowers, 66. 



Perfoliate: growing around the stem. 



Perianth, 65. 



Pericarp: the walls of the fruit. 



Perigynium: Flora, p. 532. 



Perigynous, 70. 



Persistent : remaining late, as opposed to 



deciduous. 

 Personate : bearing a palate. 

 Petal, 64. 



Petaloid: i)etal-like; colored like a petal. 

 Petiole: the stalk of a leaf. 

 Petidled: borne on a petiole. 

 Petiolule: the stalk of a Iwiflet. 

 Petiolulate: raised on a ))etiolule. 

 PluTjuogimious Plants, 106. 

 Pilose: beset with stitl' straight hairs. 

 Pinnae: the primary divisions of a pin- 



natelv compound leaf. 

 Pinnate, 43. 

 Pinnately divided, 43. 

 Pinnules: the secondary divisions of a 



liiiniately compound leaf. 

 Pistil, 74. 

 Pith, 29. 



Pitted: marked with fine indentations. 

 Placenta, 81. 



Plaited, 68; folded lengthwise. 

 Plumose: feathery. 

 Plumule, 103. 



I'oll.'M, 71. 



I'ollinia: the pollen-masses of the Milk- 

 weed. 



Polyandrous: bearing many stamens. 



Polypetalous and Polysopalous: applied 

 to a corolla or calyx with separate 

 petals or sepals. 



Polymorphous: of various forms. 



Poiiie, 92. 



Prickles: sharp and rigid a])pendages of 

 the cuticle. 



Prickly: besej^with prickles. 



Primine, 82. 



Prismatic: angular, with flat sides. 



Process: a ])niniinence or projection. 



Procumbent: resting on the gnjund. 



Produced : prolonged. 



Proliferous: where a cluster of flowers 

 arises out of another cluster. 



Prostrate: see Procumbent. 



Pubescence: hairiness in general. 



I'ubescent: hairy or downy. 



I'ulvenilent: covered witli fine jmwdor. 



Punctate: dotted. 



Pungent: ending in an abnipt hard point. 



Pyramidal : ))yramid-sliaped. 



Pyriforni : jiear-shaped. 



Quinato: bearing five leaflets. 



Raceme, 65. 

 Kachis, CO. 



