LXIII. UMBELLIFERA. 
Ribs prominent, bluntly keeled, the 
lateral wider. Flowers yellow. . 18. 
Ribs prominent, filiform, equal . 20. 
Ribs sharp, wing-like, equal 5. We 
Ribs thick, rounded, cor ‘ky, wing- dike 22. 
Ribs membranaceous, wing-like . 23. 
5. ANGELICEH. Fruit much compressed dorsally, 
having a double wing on each side . . 24, 
6. PEvcEDANE®. Fruit much compressed dor- 
sally, with a single sharp or thickened 
wing on each side. 
Fruit with 5 dorsal ribs, and vitte in the 
furrows. 
Dorsal ribs slender, filiform. 
5 ribs, equidistant, and equally filiform. 
Margin of fruit broad. Petals emar- 
ginate Babs . 25 
Margin of fruit narrow. Petals en- 
(ANGLE Ye . 26 
5 ribs, equidistant, ‘the three medial 
sharply keeled . : Pe 
3 ribs, equidistant, 2 lateral distant, mar- 
ginal . . 28 
Dorsal ribs thick, “keeled tubercled or 
flexuous. . 29 
Fruit without dorsal ribs, hairy ; ; margin 
thick. No vitte . aS eee BO) 
7. Davctnex. Fruit somewhat compressed dor- 
sally. Carpels with 5 primary, pte 
and 4 secondary, prickly ridges . poke 
137 
FO@NICULUM. 
SESELI. 
GLa. 
STENOSEMIS. 
CnIDIUM. 
LEVISTICUM. 
. PEUCEDANUM. 
. Buson. 
. ANETHUM. 
. PASTINACA. 
. CAPNOPHYLLUM. 
. PAPPEA. 
Datvcus. 
Suborder 2. Campylospermeze. Albumen with a longitudinal furrow 
along its inner face (a cross-section of fruit showing it concave on the side 
next the commissure). 
8. Cavcatine®. Fruit laterally compressed or 
subterete ; lateral primary ridges on the 
commissure, the dorsal bristly or setose 
9. Smyryex. Fruit turgid, often laterally com- 
pressed ; ribs sometimes obliterated. 
Diccious. Fruit adnate to a large, spinous 
involucre . fee ox I 
Fruit not involucrate. 
Fruit subcompressed dorsally ; dorsal ribs 
wing-like ; lateral very small; furrows 
multivittate . 
Fruit ovate, compressed laterally ; ; fe = 
equal, undulate-crenate ; furrows with- 
out vittee 
1. HYDROCOTYLE, Tourn. 
Calyx-margin obsolete. 
straight point. 
. 2. 
. 33. 
34, 
. 3d, 
TORILIs. 
ARCTOPUS. 
HermMas, 
ConIuMm. 
Petals ovate, entire, acute, with a 
Fruit laterally compressed, flattened ; carpels 
