336 
/O Pistils and achenes halry; styles ie detnvent 
/4 in fruit or only a portion deciduous 
{2 Style abruptly twisted above the middle; 
/q fruit a globose prickly head 20. Geum < ° 4 
oS 1S : 
/2 Style not twisted near the middle; fruit i 4 
oe tuft of plumose tailed achenes 21. {. Sieversia 4 7 
§& Calyx 5=-parted without appendages; fruit either 
F 2-7 fleshy drupelets or 4-6 small pods; 
2\ creeping or decumbent herblike undershrubs 
/O Leaves 5-foliolate the leaflets serrate; fruit | 
14 2-7 drupelets _— 
/O Leaves usually twice ternate, the seguents st 
14 entire; fruit 4-6 pods | Bilnetiee 
ent 
O Calyx 4= or 8=- parted; petals 4=merous or wanting. 
4 
Stamens 2 or “3 vetals none; erect leafy herb 226 Sanguisorba 
/ stemens numerous 3 petels 8, showys; caespitose mate =] 
( plant 2Be Dryas 
