328 



INDEX AND GLOSSARY. 



Node, '227, 202. 



Formal, regular, according to rule. 



Number of Genera, 246. 



Number of Species, 246. 



Aw, a simple, 1-sceded, hard fruit. 



Ob fin composition) implies inversion; as 



Obcordate, aversely heart-shaped, 34. 



Oblunceolate, 17. 



Oblique, unequal, one-sided 



Oblong, 16. 



Obovate, 17. 



Obsolete, indistinct, as if worn out. 



Obtuse, blunt, 38. 



Obvolute, 138. 



Oohreae, 47. 



Odd-pinnate, 37. 



Offset, a short, thick runner. 



Opercular dehiscence, 104. 



Opposite, 50. 



Orbicular, rounded, 16. 



Orders, 247. 



Ordinal, relating to the orders. 



Oval, 16. 



Ovary, 121, 123. 



Ovate, 2. 



Ovoid, egg-shaped. 



Ovules, 123. 



Pales, the inner chaff of grass flowers. 

 Palmate, hand-shaped. 

 Palmate venation, 10. 

 Palrnately ternate. 38. 

 Pandwtform, flddle-shaoed. 

 Panicle, 158. 



Papilionaceous, 89. [cesses. 



PapUlous, with small, gland-like pro- 

 Pappus, 188. 

 Parallel venation, 11. 

 Parasite, a plant living on other plant.*. 

 Parietal, of, or adjoining the wall ; as 

 Parietal placentae Fig. 269. 

 Pectinate, comb-like, with long, narr>w 



segments. 



Pedate, foot-shaped, 26. 

 Pedicel, 143. 



Pedicellate, furnished with a pedicel. 

 Peduncle, 143. 

 Pellucid, transparent. 

 Peltate, 20. Fig./-'5. ' 

 Pendulous, drooping, hanging down. 

 Pentaiulrous, with 5 stamens. 

 Pepo, 175. 



Perennial, enduring 3 years or more, 213. 

 Perfect flower, 110. 

 Perfoliate, 42 



Perianth, C. 



Pericarp, 166. 



Pirigynou*, inserted into the calyx, 88. 



Persistent, permanent, not falling olf. 



Personate, 97. 



Petal, 65. 



Petal iferse, 257. 



Petaloid, resembling petals. 



Petiole and Petiolate, 3. 



Petiolule, 35. 



Phsenogamia, 250. 



Pilous, 62. 



Pine-apple, 183. 



Pinnas (wings), segments of a pinnate 



leaf. 



Pinnate, 36. 

 Pinnatelv ternate, 33. 

 Pinnatifi'd, 24. 

 Pinnatisect, 25. 

 Pistil, 68. Lesson 18. 

 Pistillate, bearing pistils. 

 Pith, the central cellular substance of the 



stem. 

 Place?it, a lobe or fleshy ridge bearing 



the seeds. 



Plaited, same as Plicate. 

 Plan of the flower. Lesson 17. 

 Plicate, folded like a fan. 

 Plumoux, feathf ry or feather-like. 

 Plumule, 190, 191. 



Pod, dry fruit ; as capsule, legume, Ac. 

 Pollen, 'lOO. 



fitly (in composition) signifies many ; as 

 /'olyand/'Ouii, with many stamens. 

 Polyadelphous, 107. 

 Prilygamous, having perfect flowers, with 



starainate or pistillate flowers on the 



same plant. 



Polypetalse. See Dialypetalae, 258. 

 Polypetalous, 75, 258. 

 Polysenalous, 75. 

 Pome, 176. 



Porous dehiscence, 104. 

 Premorse, abrupt at end, as if bitter, off. 

 Prickles, 57. 



Process, any projection from the surface. 

 Procumbent, 2i!4. 

 Prostrate, 224. 

 Pubescent, 61. 



Pulp, the soft, juicy parts of fruits. 

 Punctate, dotted as if with point*. 

 Pyi-iform, pear-shaped. 

 Pyxis, 17ft. 



Quaternate, growing in fo irs. 

 Quiiiate, growing in fives, 40. 



