198 PENTANDRIA. DIGYNIA. 
CAU’CALIS, Tourn. 171. Gaertn. 20. 
Cat. Unmlbel unequal, of very few spokes. Unmbellules 
unequal, with more spokes, the 5 outermost of which 
are the longest. 
General Involucrum, leafits as many as the spokes, 
undivided, membranaceous at the edge, egg-shaped 
short. Partial Involucrum with leaves sim ar to the 
foregoing, longer than the spokes, generally 5 m 
number, 
Cup with 5 teeth, standing out, : 
Buoss. General, irregular, radiated. Florets in the centre 
barren. cet 
Individuals in the centre, male, small, petals 5, equal, 
_ heart-shaped, but bent inwards ; in the circumference 
hermaphrodite. Petals 5, heart-shaped, bent inwards, 
the outermost very large, and-cloven. pn oo 
Stam. Filaments hair-like, 5 in all the florets. Ant rs 
small, yee 
Pist. Germen beneath, in the florets of the circumference . 
- oblong and rough. Styles 2, awl-shaped, Swmmits 2, 
blunt, ing. ian 
S. Vuss. Fruit egg-oblong, scored lengthwise, rough 
with bristly hairs, dite 
SEEDs 2, oblong, flat on 1 side, convex on the other, 
armed with awl-shaped prickles placed along the scores 
Oss. The general Involucrum is sometimes absent. (Reich) 
DAU’CUS. Pour. 161. Gaertn. 20. 
Cat. Unbel of many s kes, flat while in flower; os 
when. in fruit Roceae and approaching. Unnbellule 
similar to the foregoing, ; | 
General Involucrum of many leaves, as Pare 
umbel ; Leafits strap-shaped, with winged clefts. e, 
tial Involucrum more simple, as long as the umbelul. 
Cup hardly perceptible, Fl “ts n 
Bross. General, irregular, somewhat radiated. ee 
€ centre barren, nt *sevaty 
8, petals 5, heart-shaped, bent gee 
the outermost the largest. ene 
Stam. Filaments 5, hair-like, Anthers simple. 
a en beneath, small, Styles 2, reflected. Summits | 
unt, | 
