Ixxviii 



INTRODUCTION. 



**Hexapetaloide#:. 



Calyx and corolla nearly equal in size, and uniform iu colour ; both fully 

 developed and petaloid ; (the number of divisions usually 3 or 6.) 



Ovarium inferior. 



Stamens and style concrete ... 



Stamens and style distinct. 



Stamens 3, opposite the sepals. 



Anthers turned outward, bursting lengthwise 

 Anthers turned inwards, bursting transevcrsely - 

 Stamens 5-6, or more ; or if 3, opposite the petals. 

 Flowers monoclinous. 



Veins of the leaves diverging from the midrib 



towards the margin 

 Veins of the leaves~parallel with the midrib. 

 Perianthium deeply parted, the sepals equitant 

 with respect to the petals. 



Seeds rostellate, with a hard black coat. 



Flowers regular 

 Seeds with a membranous, or soft spongy 

 coat. Flowers more or less irregular 

 Parianthium tubular, the sepals not equitant 

 Flowers diclinous. Perianthium short, spreading 

 Ovarium superior. 



Anthers turned outwards - - - 



Anthers turned inwards. 



Pariauthium irregular, involute after flowering 

 Parianthium regular. 



Fruit drupaceous, or fibrous. Albumen cartila- 

 ginous, or fleshy. Embryo included, remote from 

 the hilum. Leaves divided 

 Fruit capsular, or succulent. Embryo next the 

 hilum. Leaves undivided. 



Perianthium subglumaceous. Testa pale and 



soft. Style 1. - 

 Perianthium coloured. Testa black and brittle. 

 Style 1. 



Flowers from the axilla; of solitary bractCEe 

 Flowers surrounded by petaloid bractere 

 Perianthium dilated and coloured. Testa soft 



or spongy. Style 1 . 

 Styles 3 or 1, trifid. Testa membranous. Leaves 



broad. Stem often twining or branching 



Fruit capsular. Embryo external, remote from 



the hilum. Flowers glumaceous, capitnte 



240. Orchide*:. 



239. 

 236. 



Irideje. 



BuRMANNATEJE. 



243. Musaceje. 



235. Hypoxide^. 

 238. Amaryllideje. 



237. 

 250. 



245. 

 246. 



H.KMODORACE.E. 

 DlOSCOREJE. 



Melanthace*:. 



PONTEDEREjE. 



.252. PaLMJE. 



244. Junceje. 



Asphodeleje. 



GlLLIESIEvE. 



*** Sfadice^. 



Calyx and corolla absent, or imperfectly developed in the form of herba 



ceous scales, which are equal in size, and uniform in colour 

 ber of scales usually 2 or 4.) 



(the inn, i 



257. Balanophore*:. 



Pandaneje. 



Ovarium inferior - 



Ovarium superior. 



Flowers on a spadix. 



Fruit consisting of fibrous drupes, collected in par- ) 

 eels into many-celled pericarpia S 



Fruit simple, succulent or dry. 



Spadix iu a spatha. Anthers subsessilo, cordate. ) ^ An01DE ^_ 



Segments of the perianthium -sessile > 



Spadix naked, or nearly so. Anthers cuneatc. ^ 

 Filaments long; lax. SegmeBts of perianthium ^255. Tvphace*. 

 in the staminiferous flowers unguiculate 5 



Plowers on a rachis, or solitary. 

 Leafy and caulescent. 



Ovules pendulous - 258. Ftuvi ai.es. 



Ovules erect - - - 259. Juncagine*. 



Leafless and stemleas 26 0- Pistiace*. 



