xlvi ANALYTICAL KEY. 



Petals longer than the sepals and alternate with them. 



Petals valvate. Ovary 2- to 6-oelled Vkex, p. 53. 



Petals imbricate. Ovary 1-ceUed MYBSiNACEiE, p. 202. 



Petals longer than the sepals and opposite to them . Sasia, p. 7U. 

 Stamens alternate vrith the petals. 

 Stamens distinctly hypogynous. 



Petals erect, clawed. Ovary incompletely 2-celled. 



Shrub PiTTOSPOKUM, p. 19. 



Petals spreading. Ovary 1-celled, with parietal pla- 



centai. Herb Deoseea, p. 129. 



Stamens slightly perigynous or adhering to the petals. 



Stamens inserted on a broad fleshy disk .... Cbiabtbacb^, p. 61. 

 Stamens adhering to the base of the petals. 



Ovary 5-ceIled, with 2 ovules in each oeU . . . Pentaphylax, p. 28. 

 Ovary 4-ceIled, with 1 ovule in each cell . . . IlEX, p. 64. 

 Stamens free, not corresjpondiiig in mmiber with the petals. 



Stamens 6. Petals 4. Herbs CETTClSEEiE, p. 15. 



Stamens 3. Petals 5. Woody climber Hipfoceatea, p. 61. 



Stamens 2. Petals 4. Tree FuAKiinia, p. 214. 



Leaves alternate, compound. 

 Herbs. 



Sepals 4. Petals 4. Stamens 8 (rarely more). 



Pod Unear, 2-valTed Polanisia, p. 17. 



Pod inflated, S-cornered, 3-valved Caediospeemtim, p. 46. 



Sepals 5. Petals 5. Stamens 10 OxAMS, p. 56. 



Trees, shrubs, or tall chmbers. 

 Stamens as many as petals. 



Stamens opposite the petals. Climbers VlTiS, p. 53. 



Stamens alternate with the petals. Trees or shrubs. 



Ovary 1-eeEed, with 1 ovule . . . - Eirus, p. 69. 



Ovary-cells or carpels 4 or 5. 



Leaves dotted . . EiTTACBa;, p. 57. 



Leaves not dotted Simaettbaceje, p. 60. 



Stamens double the number of petals. 



Stamens inserted within an annular disk. Leaves 



not dotted . ■• Nephelitjm, p. 46. 



Disk within the stamens or none. 



Leaves dotted. Ovules 1 or 2 in each cell of the 



ovary Atjeantiaceje, p. 49. 



Leaves not dotted. Ovules several in each cell 



of the ovary Ateeehoa, p. 56. 



D. Segular syncarpous Folypetals, with indefinite pengyaotts or superior stamens. 



Leaves alternate. 



Mowers hermaphrodite. Calyx-lobes and petals 5 or 

 rarely 4. 



Stamens attached to the base of the petals Symplocos, p. 211. 



Stamens free from the petals, inserted with them on the 



calyx EosACEa), p. 103. 



Mowers unisexual, Sepals 2 or 3. Petals 2 to 5. Fruit 



3-winged BEaowiA, p. 126. 



Leaves opposite. 

 Ovary inferior. 



Calyx-segments linear, valvate. Petals cut Kakdbha, p. 110. 



Calyx-lobes imbricate or very smaU. Petals entire . . MYBTAOEiE, p. 117. 

 Ovary free, but enclosed in the calyx-tube Lagjeestecemia, p. 112. 



