Gldmau QB VMINAi li- 



Mold lias endeavoured to show tl I 

 paleaa is unten ible ' I A .'• II '. X \ 



supposes the inferior palea not to form one-thi 

 verticil, 'in to I"- a brad from whose axil the Hi 



aa proof of the corre< thisviev I in th< 



Poa alpinOj 1 1 ribed : " In i 



found the two calycine valves always i d< rmal, and i 



tin- deviation from the oonnal structure is genera] . 

 than in I ■ that frequently the li 



approacl the normal structure than tl.' 



picula < ihibil a the l( sal vai iations. i 

 flovi - •■! Leaf thicki ned, full ■ ■'.' »p, prest ots an un] 



and frequently -mall rootlets .-hoot out from its inferior i>.' 

 l the characters of an a: i . and perfectly 



a small culm of grass ; while its inferior portion, which I 

 forms the petiole of the spicule, is of the Bame small d 

 spindii, and, like the fruil b< aring Bpicula, dries up after tl 

 admits of the falling off and independent vi I I i of the upper del 



■• h. the monsl inferior palea presents on inert 



or 1 unorphosis into the form of a \ ■ _'«-t;a:\ c leaf, 



especially upwards from the second Bower, this metamor] 

 with si.iath. ligula, ;m<l lamina, is perfeel ; while even when the \o\ 

 par; i ormal, its inferior palea frequently forms an u I 



the normal form and that of a vegetative leaf. The latl 

 suiteil for allowing us to obtain an insight into the manner in which tl 

 phoBis of the palea into the vegetative leaf takes place. ]t 

 of bi ■ ich intermediate Btages that the normal palea does not s< 



as we might at first 1 I to admit, to the sheath of the vegel I 



the metamorphosis of the palea into a leaf does not consist in a bud 

 lamina from the apex of the palea, hut that a w of the vari 



palea, which are intimately fused together, takes place, ami . 

 them "M.' hom tin' other results. The normal palea ; 

 the central one extends to the apex of the palea, while tin- h I 

 within the transparent .-carious membrane. On its met 

 palea becomes elongated, it- inferior portion surround- the superiorly 

 of the Bpicula iii the form 'ma. while it- upper portion bends i 



wards, and becomes changed into the lamina of the leaf, [n those pales p » 

 th.- metamorphosis . lea still ret:'.'' 



and the reddish colour which is diffused over the normal palea, and it i.- onlj 

 which ha.- become thicker, of a greenish colour, uncinate and r< 



oration into vagina, ligula, and lamina i- not \.'t indicated Wl • 

 phosis has advanced further, the whole palea is 1 d considerably, its 



portion has become thicker, green, and leaf-like, while the lower \ orl 

 its more delicate texture, transparency, and likewise frequently I 

 ing; the nerves, which are still present to the nun 

 parallel position in consequence of the el< of the leaf, and 



towards the uncinately-curved apex of the latter. The mi 

 normal palea'. The separation into the various ports of the ■ 

 and is terminated by the development of the ligula and the I i 

 between the upper green and the Lower hi 



The singular monstrosit] oi Bordeum ccoleste, called bj Roj 

 this country Nepal I'.u l.\ , 



Senalow has shown f Hoiiki tain/. I. 



sionally forms an inverted tlowcr hud upon its midrib, a .■ i 

 take place on an axis of inflorescence than on a leaf; »l 

 he found i ven more perfect thin is shown in any of Ho 

 ing made by myself many years sini i . I I It 

 hud represented so complete as even to] 



It i- not improbable that the midrib of all inf. i 

 in nature from the palea itself, however much it 

 indicated by the Strong tendency of the awn t 

 as an independent organ, the minimum 

 maximum in such plants as Gymnothrix or < 

 and Henalow have suggested, that to all tl 

 floriferous axes' If so, Brown's theory will 

 to add to it what concerns the bu] i 



L 



