484 



INDEX 



{Numbers refer to pages.) 



Moths, 236. 



Mountain ash, fruit, 293. 



Mounting plants, 442. 



Movements of plants, 402. 



Mueller, book by, 242. 



Mulberry, fruit, 303 ; leaves, 124 ; phyl- 



lotaxy, 65. 

 Mullein, duration of, 386; fruit, 265; 



growth of, 14; leaf, HO. 

 Multilocular, 142. 

 Multiple fruits, 305. 

 MultiteTnate, 95. 

 Mushrooms, 347. 

 Muskmelon, fruit, 296. 

 Mustard, anther, 147; classification, 



326; family, 209, 262; flower, 132, 



139, 145, 183; fruit, 262, 269; ovary, 



142; receptacle, 150, 305. 

 Mycelium, 349. 

 Myriophyllum, 357. 

 Myrtle, crape, 212. 

 Nails in trees, 7, 24. 

 Naked flowers, 139. 

 Names of plants, 427. 



Narcissus, flower, 152, 186. 

 Nasturtium, climbing, 401, 402; leaf, 



114. 

 Natural selection, 418. ; 

 Nature, interpretation of, 448. 

 Navel orange, 303. 

 Nectar, 237. 

 Nectary, 237. 

 Needle-shaped, 118. 

 Negundo, fruit, 271. 

 Neutral flowers, 179. 

 Newell, books by, 447. ' 

 Newhall, books by, 289, 443. 

 Nigella, fruit, 270. 

 Nightshade, family, 209, 274 ; fruit, 



275. 

 Node, 47. 



Nomenclature, 427. 

 Nubbins, 254, 255, 311. 

 Nut, 281. 



Oak, apples, 285; branches, 15,43; cat- 

 kins, 157, 161; family, 284; knot, 

 21; leaves, 80, 88, 122; stature, 388, 

 394. 



Oaks, acorns, 281, 284; associates of, 

 413; leaf -casting, 43. 



Oats, 230; dispersion, 338. 



Oblanceolate, 118. 



Oblong, 117. 



Oblong-lauceolate, 117. 



Obovate, 118. 



Obtuse, 118. 



Ocrea, 113. 



Odors and insects, 236. 



(Ecology, 413. 



Offset, 355, 369. 



Old-man-and-woman, 355. 



Oliver, book by, 447. 



Onion, bulbs, 354; germination, 323; 

 seed, 334. 



Onions, propagation of, 358. 



Ontogeny, 341. 



Operculum, 347. 



Orange, fruit, 274, 303; leaf, 100; seed 

 of, 335; stamen, 150. 



Orbicular, 118. 



Orchard fruits, 326; plants in, 384. 



Orchard grass, roots of, 393. 



Orchids, 222, 242; classification, 327; 

 parasites, 409. 



Order, 209. 



Organ, 109. 



Organic compounds, 423. 



Osage orange, phyllotaxy, 68. 



Osiers, propagation, 368; twigs, 9. 



Oval, 118. 



Ovary, 133. 



Ovate, 117. 



