306 



INDEX AND GLOSSARY. 



Node, 227, 202. 



A'ormal, regular, according to rule. 



Number of Genera, 24t>. 



Number of" Species, 24(). 



Avt, a simple, 1-seedeil, hard fruit. 



Oh (in composition) implies inversion; as 



Obeordate, inversely heart-shaped, 34. 



Oblanceolate, 17. 



ObU'jue, unequal, one-sided 



Oblong, 16. 



Obovate, 17. 



Obsolete, indistinct, as if worn out. 



Obtuse, blunt, 33. 



Obvolute, 138. 



Oelireaj, 47. 



Odd-pinnate, 37. 



Offset, a short, thick runner. 



Opercular dehiscence, 104. 



Opposite, 50. 



Orbicular, rounded, 16. 



Oi-.k-vs. -247. 



OrJifial, relating to the orders. 



Ovill, II). 



Ovary, 121, 123. 

 Ovate, 2. 



Ovoid, egg-shaped. 

 Ovules, 123. 



J-'al^s, the inner chaff of grass flowers. 

 Palmate, hand-shaped. 

 Palmate venation, 10. 

 Palmately ternate, 33. 

 Panduriform, 'fiddle-shaped. 

 Panicle, 153. 



Papilionaceous, 89. [cesses. 



Papulous, with small, gland-like pro- 

 Pappus, 188. 

 Parallel \enation, 11. 

 Parasite, a plant living on other plants. 

 Parietal, of, or adjoining tlie wall; as 

 Parietal plaeenlse — Pig. 269. 

 Pectinate, comb-like, with long, narrow 



segments. 

 Pedal,', foot-shaped, 26. 

 Pedicel, 143. 



Pedicellate, furnished with a pedicel. 

 Peduncle, 143. 

 Pellucid, transparent. 

 Peltate, 20.— Fig. 25. 

 Pendulov,s, drooping, hanging down. 

 Pentaiidrous, with 5 stamens. 

 Pepo, 175. 



Perennial, enduring 3 years or more, 213. 

 Perfect flower, 110. 

 Perfohate, 42. 



Perianth, 66. 



Pericarp, 166. 



Pirigynous, inserted into the calyx, 88. 



Persistent, permanent, not falling off. 



Personate, 97. 



Petal, 65. 



Petaliferie, 257. 



Petaloid, resembling petals. 



Petiole and Petiolate, 3, 



Petiolule, 35. 



Phsenogamia, 250. 



Pilous, 62. 



Pine-apple, 183. 



Plnnm (wings), segments of a pinnate 



leaf. 

 Pinnate, 36. 

 Pinnately ternate, 88. 

 Pinnatifl'd, 24. 

 Pinnatisect, 25. 

 Pistil, 68.— Lesson 18. 

 Pistillate, bearing pistils. 

 Pltk, the central cellular substance of tha 



stem. 

 Placenta, a lobe or fleshy ridge bearing 



the seeds. 

 Plaited, same as Plicate. 

 Plan of the flower.— Lesson 17. 

 Plicate, folded like a fan. 

 JHujnoi',^, feathery or feather-like. 

 Plilmille, 190, 191. 



Pod, dry fruit ; as capsule, legume, &o. 

 Pollen, 100. 



Poly (in composition) signifies many ; as 

 Polyandrous, with many stamens. 

 Polyadelphous, 107. 

 Polygamous, having perfect flowers, with 



staminate or pistillate flowers on the 



same plant. 

 Polypetalse. See Dialypetalse, 258. 

 Pol,> petiilous, 75, 258. 

 Polysepalous, 75. 

 Pome, 176. 



Porous dehiscence, 104. 

 Premorse, abrupt at end, as if bitten off. 

 Prickles, 57. 



Process, any projection from the surface. 

 Procumbent, 224. 

 Prostrate, 224. 

 Pubescent, 61- 



Pulp, the soft, juicy parts of fruits. 

 Punctate, dotted as if with points. 

 Pyriform, pear-shaped. 

 Pyxis, 178. 



Quatermzte, growing in fours. 

 Quinate, growing in fives, 40. 



