146 



147 



ANALYTICAL KET. 



'Leaves entire and mostly evergreen, needle-like, or narrow or 

 scale-like. Anthers sessile on the catkin-scales. 



CONIFERJB (p. 415). 

 Leaves flat, mostly toothed. Stamens distinct from the scales. 



AMENTACEJE (p. 402). 



Flowers dioecious. Male perianth of 2 or 6 scales . . . 148 

 Flowers hermaphrodite or polygamous. Perianth regular, of 



3 to 5 divisions 149 



/Erect shrub. Male perianth of 2 scales . HlPPOPHAE (p. 388). 

 48 \ Procumbent undershrub. Perianth of 6 scales EMPETBUII (p. 396). 

 /'Trees. Stamens opposite the lobes of the perianth. Fruit 



. J thin, like a small leaf ULMUS (p. 401). 



* v | Evergreen climber. Fruit a berry . . . HEUEHA (p. 203). 



{.Shrubs. Fruit a berry 160 



.- j Flowers on the under side of the leaves . . RUSCUS (p. 469). 

 \Flowersonthestemorbranches . . . . .151 



{Flowers very small, green and open. Stamens 4 or 5, alternat- 

 ing with the lobes of the perianth . . . RHAMNUS (p. 99). 

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

 DAPHNE (p. 387). 



Monocotyledon*. 



(Perianth, or at least the inner segments, coloured and looking 

 like a corolla, or, if green, soft and yellowish . . . 153 

 Perianth green or brown, or reduced to mere scales, or none 

 at all 159 



/"One or two anthers sessile on a central column or style. One 

 . _ J of the six divisions of the perianth different from the others. 



OECHIDACE^: (p. 435). 



V Three or more distinct stamens 154 



Ovaries several, quite distinct, or, if cohering, each with a 

 distinct style r stigma * ... A I.ISM ACEJE (p. 430). 



Ovary single, 3-celled 155 



Ovary inferior 156 



Ovary superior LILIACEJE (p. 455). 



154 



155 



166 



Floating or submerged plants . . HYDROCHAEIDE^: (p. 433). 



Terrestrial or marsh plants 157 



.../Stamens 3 IBIDEM (p. 449). 



167 \Stamens6 . .168 



168 



159 



160 



Climbing plant with alternate net- veined leaves TAMUS (p. 455). 



Bulbous herbs AMAKYLLIDEJE (p. 452). 



Floating or submerged plants 86 



Terrestrial plants, or, if aquatic, erect from the bottom of the 

 water and projecting above it 160 



Leaves in a single whorl of 4 or 5, with netted veins. Perianth- 

 segments, and stamens, 8 or 10 . . PARIS (p. 456). 



Leaves radical or alternate, linear or cylindrical, with parallel 

 veins [veins netted in Arum.] 161 



See alao SCUKCCUZXRIA, p. 429, and TRIOLOCHIH, p. 43U 



