Fa a 
/O Leaves hairy on both surfaces; ovules 
14 2 in each ovary 
oe 
peaea 
1, Holodiscus 
— 
5 Leaves twice ternmately lobed, the lobes 
/2 linear; low reves wr dirchrts wrth tttp tng @ Luetkea , 
Wwerdy aticas et tage 
4 Herbs or shrubs with compound leaves (merely twice ternately lobed | 
. 8 in Llvetkea) 
( Shrubs, the leaves borne alternately along 
Jo the stems 
eect, - 
@ Stems armed with prickles 
/O Pistils and achenes contained within a 
f+ hollow receptacle narrowed at the throat 
q, Rosa 
jo Pistils borne on a flat or hemispheric 
) receptacle; fruit a raspberry or black- 
4 iene jo. Rubus 
@ Stems unarmed 
jo Petals red; fruit a glabrous raspberry Jo, Rubus 
[Petals yellow; achenes hairy jj, Dasiphora 
6 Herbs, the leaves mostly in basal tufts 
& Calyx S-parted with 5 sepal-like appendages 
borne between the sepals; fruit composed 
of several to numerous achenes, either 
2 hairy or glabrous, seated on a more or less 
elevated sometimes juicy hemispheric recep- 
tacle 
jo Pistils and achenes glabros; styles decid- 
14, uous in fruit 
1z lewres -foliolate 
