(oe Leaves twice ternate or pinnate, the leaflets 
‘OQ never cordate 
& Ovaries hispid with ascending appressed 
12 hairs jf. Osmorhiza 
® Ovaries glabrous 
/o Leaves once pinnate . ;2 Siun 
/o Leaves twice or thrice pinnate or 
/4 Tirst ternate 
12 Stylopodium flat 
/4 Calvx teeth .5 mm. long 13. Gicuta 
I4 Calvx teeth wanting . /4. Ligusticum 
}Q2 sStylopodium conical or mammilate; 
~ }@ calyx teeth absent 
/4 Stems 1-2 m. tall; rootstocks not 
/8 covered with fibers x. Angelica 
a. /4 Stems infrequently more than 70 om. 
° tall; rootstocks covered with 
qi) fibers 1-10 cm. long, the rem- 
nants of old leaf bases. ‘4, Ligusticum 
Key for plants in fruit. 
Oo Fruit in dense globose heads subtended by a series of 
4 sharp rigid bracts 9. Eryngium 
o Fruit in usually compound umbels, the rays of which are 
4 commonly 1-10 cm. long 
e& Fruits covered with hooked bristles | 4. Sanicula 
2. Fruits smooth or pubescent or hispid with straight hairs 
Fruits very much flattened parallel to the commissure 
Q which separates the two carpels, winged laterally 
“ \and sometimes on the back 
4 
& Fruits very flat and smooth, the dorsal ribs not 
fo Winged 
& Leaves ternately divided into leaflets 
{[Z 15-20 cm. broad or more JJ. Heracleum 
& Leavoas with much smaller leaflets 
jo Leal sogiaents mostly oval or elliptical 
7 eet at ~~" z | 1 . 14 ? . 
fA + Che Wide or mors, sharply toothed >. Pastinaca 
Peta 
— me 
iors Aesiatos saat 
