INDEX. 



603 



at, by the officers of Captain Parry's 

 voyage, 183 



Memecylon belongs to MelastomaoeEe, 

 118 



Menzies, Archibald, plants collected 

 by him at King George's Sound, 6 



Mesembryanthemum, arrangement of 

 ovules in many species of, 556 



Microscopical observations on the 

 particles contained in the pollen of 

 plants, and on the general existence 

 of active molecules in organic and 

 inorganic bodies, 463, 486 ; lenses 

 used in the observations, 465 note, 

 480 



Mimoseae, observations on the order, 

 and on its distribution in Terra 

 Australis, 32 ; species found in the 

 vicinity of the Congo, 110 ; species 

 found in Central Africa, 288 



Mirbel, MM. de, and Spach, memoir 

 on the development of the embryo 

 in Coniferse, by, 572-3 



Mitchell, Sir Tliomas, plants collected 

 by, in the interior of Australia, 315, 

 339 



Molecules, active, on the general 

 existence of, in organic and inor- 

 ganic bodies, 463 — 486 ; in the 

 grains of pollen of Clarckia pul- 

 chella, and other plants of the order 

 Onagrarise, 467, and in many other 

 families of Phsenogamous plants, 

 468 ; in Asclepiadese, ibid. ; in 

 Graminese, 468 and note; in Peri- 

 plocese, Apocinese, and Orcliidese, 

 469 ; motion continued long after 

 the death of the plant, 469 ; in the 

 supposed stamina of Mosses and 

 Equisetum, 469-70; in all organic 

 tissues, animal or vegetable, living 

 or dead, 470-1; in various pro- 

 ducts of organic bodies, recent and 

 fossil, 471 ; in inorganic bodies of 

 all kinds, 471-2; not affected by 

 intense heat, 473 ; combinations of, 

 forming fibrils, 473; tlieir form, 

 473-4; whether of uniform size, 

 473-4, 480 ; substances from which 

 they had not been obtained, 475 ; 

 not stated to be animated, 478 ; 

 nor to agree in all their properties 

 and functions, 480 ; general result 

 of the inquiry, 481 ; supposed causes 

 of motion examined, 481 — 483; 



molecular motion confounded with 

 animalcular by Leeuwenhoek and 

 by Stephen Gray, 483 ; by Needham 

 and Buffon, 483-4; observed by 

 Gleichen, Wrisberg, Miiller, Dr. 

 James Drummond ; observations on 

 Mr. Bywater's microscopical ob- 

 servations, 485 



Monocotyledons, difficulty of defin- 

 ing several of the orders of, and 

 secondary characters consequently 

 employed for that purpose, 52 



Monodora myristica, probably intro- 

 duced into the West Indies from 

 Africa, 162 



Moringa appears to form an insulated 

 genus or family, Moringese, 294 



Mosses, observations on the parts of 

 fructification in, 343 ; Hedwig's 

 account of the sexes in, maintained, 

 345 ; Palisot de Beauvois's theory 

 of, controverted, ibid. ; examination 

 of the ripe capsule in Punaria hy- 

 grometrica, 347; and in other 

 species, 348 



Musa, observations on the structure 

 of the flower in the genus, 157 

 note 



Musanga, a genus of Artocarpese, 

 observations on its structure and 

 affinities, 138 



Myoporinse, observations on tlie order 

 and on its distribution in Terra 

 Australis, 40, 339 



Myrianthus, a genus of Artocarpeae, 

 observations on its affinities and 

 structure, 138 



Myrsineae, not yet met with in equi- 

 noctial Africa, 150 



MyrtacesB, observations on the order 

 and on its distribution in Terra 

 Australis, 18 



Mystropetalon, a new and remarka- 

 ble genus of Balanophorese, 414 

 and note 



Myzodendron, nearly related to Lo- 

 ranthacesB, 413 note; peculiarities 

 of its vascular tissue, ibid. ; and in 

 the structure of its flower and fruit, 

 ibid. 



Myzodendrese, a sub-order or tribe of 

 Loranthaceae, 413 note; approaches 

 Santalacese, ibid. 



