128 INDEX AND GLOSSARY. 



Obovate, 107. 



Obtuse, 110. 



Ochiea : a tube formed by the union of botb edges of a pair of 



stipules. 

 Ochreate : bavin^,- ocLrefP. 

 Octandrous : baving eigbt separate stamens. 

 Offset: a sliort, prostrate branch, I'ooting at the end. 

 Opposite, 99. 

 Orbicular, 105, 

 Orders, 179. 

 Organic elements, 176. 



Organs : tbe parts or members of a living body. 

 Organs of Eenroduction : tbe parts of tbe flmver. 

 Organs of Vegetation : root, stem, and leaves. 

 Ortbotropous : applied to ovules wbeu straigbt, so that tbe micro- 



pyle is as far as possible from the 'loint of attachment. 

 Oval, 105, 

 Ovary, 7. 

 Ovate, 106. 

 Ovoid : egg-shaped. 

 Ovule, 7. 



Palate, 131. 



Palet, 75. 



Palmate, 101. 



Palmately-lobed, 109. 



Palmatifid, 109. 



Panicle, 123. 



Papilionaceous, 35 



Pappo.^e, 128. 



Pappus : a circle of bristles or hairs representing the limb of tho 



calyx in flowers of tbe Composite Family, 48. 

 Parallel-veined : same as straight-veined, 62. 

 Parasites, 87. 

 Parenchyma, 167. 

 Parietal : on the walls, 141, 

 Parted : almost completely cut through. 

 Pectinate : pinnatifid with lobes like the teeth of a comb, 

 Pedate, Fig. 125. 

 Pedicel, 27. 

 Peduncle, 5. 

 Peltate, Fig. 123. 



Pentandrous : with five distinct stamens. 

 Pepo, 149. 



Perennial : a plant which continues to grow j'ear after yea?. 

 Perfect : having both stamens and pistil. 

 Perfoliate, 113. 

 Perianth, 63. 

 Pericarp, 145, 



