46 AJTALYTICAL EET. 



138 / ^^^^^ divided, lobed or angular, deciduous 139 



\ Leaves entire, evergreen 140 



rLeaves lobed or angular. Stamens about 8. Fruit with two di- 



■joqj verging wiiigs Maple Gen. (p. 151.) 



I Leaves pinnate. Stamens in pairs, collected in clusters. Fruit 



L with one erect wing Ash Gen. (p. 362.) 



rParasitical shrub with green dichotomous stems. Fruit a berry. 



■I An] • Mistletoe Gen. (p. 266.) 

 I Erect branching shrub with shining leaves. Fruit a few-se«ded 

 [. capsule Box Gen. (p. 461.) 



{Male flowers in catkins, separated by scales only. Females solitary 

 or in clusters, or in catkins, usually different from the males . 142 

 Flowers hemiaphrodite or dichnous, each with a distinct perianth 143 

 rLeaves entire and mostly evergreen, needle-hke, or narrow or scale- 

 -lAaJ hke. Anthers sessile on the catkin-scales . . Pine Fam. (p. 481.) 

 I Leaves flat, mostly toothed. Stamens cUstiact from the scales 

 l_ Catkin Fam. (p. 467.) 

 r Flowers dioecious. Male perianth of 2 or 6 scales 144 



143 < Flowers hermaphrodite or polygamous. Perianth regular, of 3 



L to 5 divisions 145 



r Erect shrub. Male perianth of 2 scales. Hippophae Gen. (p. 453.) 



144 ■< Procumbent underslirub. Perianth of 6 scales. 



L Ceowbeeet Gen. (p. 462.) 



r Trees. Stamens opposite the lobes of the perianth. Fruit thin, 



,^-1 hke a small leaf Elm Gen. (p. 466.) 



I Evergreen climber. Fruit a berry Ity Gen. ^. 265.) 



LShrubs. Fruit a berry 146 



j^P f Flowers on the under side of the leaves . . Eusctrs Gen. (p. 525.) 



1 Flowers on the stem or branches 147 



TFlowers very small, green and open. Stamens 4 or 5 alternating 



14.7 J with the lobes of the perianth . . . Buckthoen Ge». (p. 154.) 

 I Flowers with a conspicuous tube, often coloured. Stamens 8. 

 L Daphne Gen. (p. 452.) 



Monocotyledons. 



rPerianth, or at least the inner segments, coloured and looking 



-lAoj like a corolla, or, if green, soft and yellowish 149 



"S Perianth dry, green or brown, or reduced to mere scales, or none 

 L at all 155 



{One or two anthers sessQe on a central column or style. One of 

 the six divisions of the perianth different from the others. 

 Oechid Fam. (p. 500.) 

 Three or more distinct stamens 150 



r Ovaries several, quite distinct, or, if cohering, each with a dis- 



150 < tinct style or stigma Alisma Fam. (p. 494.) 



[ Ovary single, 3-celled 151 



,(,../ Ovary inferior 152 



\ Ovary superior Lilt Fam. (p. 521.) 



j^g2 / Flo8,ting or submerged plants . . . Hxdeochaeis Fam. (p. 499.) 

 \ Terrestrial or marsh plants 153 



153 -[ ^^^^i^'i^ ^ Ieis Fam. (p. 515.) 



Stamens 6 154 



