INDEX. 



603 



at, by the officers of Captain Parry's 

 voyage, 188 



Memecvlon belongs to Melastomaceac, 

 118 



Menzies, Arcliibald, plants collected 

 by him at King George's Soinul, () 



Mcsenibryantlieniuni, arrangenu'ut of 

 ovules in many species of, 55() 



Microscopical observations on the 

 particles contained in the pollen of 

 plants, and on the general existence 

 of active molecules in organic and 

 inorganic bodies, 461^, 480 ; lenses 

 used in the observations, 4(35 note, 

 480 



Mimoseae, observations on the order, 

 and on its distribution in Terra 

 Australis, 22 ; 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 Coniferae, by, 572-3 



Mitchell, Sir Tiiomas, plants collected 

 bv, 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 j)ollen of Clarckia pul- 

 chella, and other plants of the order 

 Onagrariic, 467, and in many other 

 families of Phsenogamous plants, 

 468 ; in Asclepiadciie, ibid. ; in 

 Graminese, 468 and note; in Peri- 

 plocejc, Apocineae, and Orchideae, 

 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 afl'ected by 

 intense heat, 473 ; combinations of, 

 forming fibrils, 473 ; their 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 Leeuwcnhoek and 

 by Stepiien Gray, 483 ; by Needham 

 and Pullun, 483-4; observed by 

 Gleiehcn, Wrisberg, Mullcr, Dr. 

 James Drummond ; observations oa 

 Mr. liy water's microscopical ob- 

 servations, 485 

 Monocotyledons, difficultv of defin- 

 ing several of the orJers of, and 

 secondary characters consequently 

 employed for that purpose, 52 

 Monodora myristica, probably intro- 

 duced inio the West Indi'es from 

 Africa, 162 

 Moringa appears to form an insulated 



genus or family, Moringea', 204 

 Mosses, observations on the parts of 

 fructification in, 3i3; Hedwig's 

 account of the sexes in, maintained, 

 345 ; Palisot de J^eauvois's theory 

 of, controverted, ibid. ; examination 

 of the ripe capsule in Funaria hy- 

 grometriea, 347; and in other 

 species, 348 

 Musa, observations on the structure 

 of the flower in the genus, 157 

 note 

 Musanga, a genus of Artocarpcae, 

 observations on its structure and 

 affinities, 138 

 Myoporinic, oliservations on the order 

 and on its distribution in Terra 

 Australis, 40, 339 

 Myrianthus, a genus of Artocarpc®, 

 observations on its affinities and 

 structure, 138 

 Myrsinea\ not yet met with in equi- 

 noctial Africa, 150 

 Myrtaceaj, observations on the order 

 and on its distribution in Terra 

 Australis, IS 

 Mystropetalon, a new and remarka- 

 ble genus of Balanophorea*, 414 

 and note 

 Myzodendron, nearly related to Ix)- 

 ranthacca?, 413 note; peculiarities 

 of its vascular tissue, ibid.; and in 

 the structure of its llower and fruit, 

 ibid. 

 Myzodendrea?, a sub-order or tribe of 

 Loranthaceir, 413 note ; approaches 

 Santalacen?, ibid. 



