[m 
te 
= 
P 
-~J 
m 
e 
m 
o 
4— 
KEY TO THE FLORA OF KWANGTUNG. 
FLOWERING PLANTS. 
Key to the Natural Orders. 
. Tree or shrub 
Herb 
Stem with bark 
Stem without separate bark j 
Leaves net-veined or divided or 
opposite or none or the flower 
o ro 
Leaves parallel-veined, simple ar and 
alternate e 
Leaves presen 
Leaves none (eee “also Psilotum, 
Plant rushlike or ovary inferi 
Plant not rushlike, ovary PUTA 
Flowers closely packed upon a 
Spike (spadix) enclosed in a 
spathe $ 
Flowers otherwise arranged 
. Tendril climbers with flowers 3. 
Not tendril climbers or, if $0, 
flowers not 3-merous in umbels 
Petals separate from each other... 
Petals united at the base or none 
Flowers regular, or ET S0 "wi 
Flowers irreg 
Baum several, separate. or r nearly 
Pistil P one carpel or several 
; Pistil ‘of one enxpel witho one uni- 
lateral or basal placenta and 
one style a 
Pistil of several united carpels “ee 
. Stamens indefinite 
Stamens definite ... es da 
. Stamens indefinite 
Stamens definite ... 
. Stamens distinctly perigynous 
oe 
15. Carpels one as pe 
Carpels 
several ... Lus a 
2. 
3. 
8. 
230 (p. 24). 
4, 
234 (p. 24). 
6. 
5. 
241 (p. 24). 
8. 
Araceae (p. 287). 
7. 
Liliaceae (p. 277). 
8. 
9. 
120 (p. 17). 
10. 
116 (p. 17). 
19. 
Rosaceae (p. 92). 
15. 
16. 
Hj. 
