Flowers more numerous in each inflorescence; 
/inflorescence commonly a cluster of several 
Y glomerules; in two species a single dense 
glomerule, in three species a contracted 
or open panicleg)-> 
(, Inflorescence an open or contracted panicle, 
never dense, the branches composing it 
always apparent, 5-2 cm. long or more; 
/O\ each flower subtended by a pair of closely 
appressed bractlets@— > 3 | 
\ 
g Ovary wholly 5~chamberedijce the. ¢ross walls 
sometimes separating at maturity; 
/2{ panicle contracted, usually less 
\ than 2 cm. longey > 
/D Capsule longer than the perianth, 
‘the valves remaining joined at 
/4 the very apex; seeds with appendages 7g. Vase 
OE eee 
Sidi Shirts ti Spe lia 
/O Capsule shorter than the perianth, the 
j valves spreading somewhat; seeds 
4 merely apiculate 8 conf 
a ne ee nT ‘ 
% Ovary incompletely 3~chanberedjicthe dross walls about 4 
1/2 the width of the locule; panicle 
IA \usualiy lax ,2-5 cm. long 7. Je tomis 
6 Inflorescence a cluster of dense, more or less 
globose glomerules, or in some a single 
glomerule, the branches of the glomerules 
/0 \ not apparent; each flower subtended by a : 
single bractletg<* : 
% Glomerules solitary and terminal, rarely 
two (J. Regelii sometises has a solitary 
IZ. \glomerule ) 10. rten- be. 
G Glomerules 2—many 
/D Leaf-blades columnar, soft and pithy, 
/ appearing jointed when held to the 
if Crane, due to internal cross walls 
} Heads globose, 2-7, the flowers 
/() extending in all directions 
/4¥ Capsules blunt, shorter than the 
/& perianth dL. we colun- 
bianus 
Capsules narrowed above the middle, 
(acute, a third longer than the 
ig / 
\ perianth 12. Je nodosus 
is 
~~ 
