Iviii NATURAL SYSTEMS. [Lindley. 



Alliance 14. Xyridales, p. 185. 



Sepals 0. Petals 2. Stamens 3, of which 2 are) . t>i su,^^.r,^n^ «.. tta^*^^,«/.v*» t. isjfi 

 abortive. Embryo axile, in fleshy albumen.] ^4 Philydracc<E, or Waterworts, p. 186 

 Sepals 3. Petals 3. Stamens 3, fertile. Car-^ 



rirrmtutrsi'-tu " uS of ss '"■ ^^"*--' <" *-*' »■ "' 



albumen j 



Sepals 3. Petals 3. Stamens 6 (or 3). Car-^ 



pels opposite sepals. Placentae axile. Em- 1 gg Commelynacece, or Spiderworts, p. 188 



bryo trochlear, half immersed m fleshy 



albumen J 



Sepals 3. Petals 3. Stamens 3 ; (anthers'i 



l-ceUed). Carpels opposite petals. Pla- 1 57^ Mayacece, or 3Ia>/acs, p. 189 



centse parietal. Embryo minute, on the j ^ 



outside of fleshy albumen J 



Alliance 15. Jl'ncales, p. 190. 



Flowers scattered. Embryo minute, undivided. 58. Juncacece, or Rushes, p. 191 



Flowers spadiceous. Embijo axile, with a| 59 OrontiacecB, or Oro7itiads, p. 193 



conspicuous cleft on one side J ' '^ 



Alliance 16. Liliales, p. 195. 



Perianth surrounded by a calycine involucre,'! 



the inner bracts of which are coloured and > 60. Gilliesiacece, or GilUesiads, p. 196 



petaloid j 



Perianth naked, flat when withering. Anthers ) 



turned outwards ; styles distinct ; albumen > 61. Melanthacece, or Melanths, p. 198 



fleshy J 



Perianth naked, flat when withering. Anthers ) 



turned inwards. Styles consolidated. Albu- / 62. Liliacece, or Lihjworts, p. 200 



men fleshy J 



Perianth naked circinate when ^vithering. > gg^ p^^^^^^^^^^^ j. p^^,^^^^^^ 206 



Anthers turned inwards. Albumen mealy . J 



Alliance 17. Alismales, p. 207. 



Flowei-s scaly. Placentae few-seeded, simple^ 

 and axile, or basal, slit on one side, with a > 66. JimcaginacecB , or Arrow -grasses, p. 210 

 very large plumula j 



Class V. DICTYOGENS. 



Alliance the same as the Class, p. 211. 



^^Seedel: ,^""^."*^ ^f""; Carpeb 00,J g^^ Triuridace<B,or Tailworts,v'2^^ 



Flowers S ? . Perianth adherent. Carpels \ «a n,-/.<././>,.^/,-.^« «v v„.^^ ^ on 

 consolidated, several-seeded . .... . j 68. Dio*coreace«, or Faj«;j, p. 214 



Flowers S ? . Carpels several, quite conso-^ 



lidated. Placentae axile. Flowers hexape- > 69. Smilacece, or Sarsaparillas , p. 215 



taloideous J 



Flowers Q. Carpels several, quite consoli-") 



dated. Placentae parietal. Flowers 3-6- > 70. Philesiacece, or Philesiads, p. 217 



petaloideous j 



Flowers Q. Carpels several, half-consolidated. 1 ^,^ rr -n- -j «,o 



Placentae axUe Flowers 3-petaloideous. .j^^' TrilliacecB, ox ancZ*, p. 218 



Flowers v • Carpels solitary, simple, many- ^ 



seeded, with long-stalked anatropal seeds > 72. Roxiurghiacea , or Roxburghworts, p. 5^19 

 and a basal placenta ) 



Class VI. GYMNOGENS. 



Alliance the same as the Class, p. 221. 



Stem simple, continuous. Leaves parallel-"! 



veined, pinnate. Scales of the cone antheri- > 73. Cycadeacecs, or Cycads, p. 223 



ferous ) 



?tem repeatedly branched, continuous. Leaves\ ^, _. 



simple, acerose. Females in cones . . . J '*• Pinace<B, or Conifers, p. 226 

 Stem repeatedly branched, continuous. Leaves^ 



simple, often fork-veined. Females solitary, i 



Membrane next the nucleus inclosed. An- [ "»• Taxacca, or Taxads, p. 236 



thers 2-celled, opening longitudinally . , 



1 



