190 
Urabelliferse. 
FI. greenish yellow. Habit of an Angelica. Tommasinia 
verticillaris Bert. — Mountain slopes. G. 7 
verticiSlare Koch. 975. 
— Stem 3 —10 dm, simple or branches not whorled . ,3 
3. Ls simply pinnatisect; segments sessile, pinnatifid} 
with linear lobes. FIs greenish or yellowish. P. carvi- 
folia Vill.—Wood-sides, thickets; along the Jura from 
Geneva to Bale; Martigny? 7 . Chabraei Rchb. 976. 
— Ls 1—2-ternatisect; segments oval or oblong, 2—3-fid. 
FIs white or rose-coloured ..... 4- 
4. Ls (resembling those of Aegopodium) rather stiff; seg¬ 
ments oval, unequally toothed. Imperatoria Ostr. L.— 
Alp. 6.Ostruthium Koch. 977. 
— Ls thin, 2-ternatisect; segments cuneiform, long-acu¬ 
minate, unequally and deeply inciso-dentate, pinnatifid 
at the base, lobes and teeth directed forwards, acumi¬ 
nate. - Tess. (in monte supra Lugano et Bironico; 
Schleich. herb !). 6 . . angustifolium Rchb. /. 978. 
5 (1). Edges of the carps winged, thin, as broad as the 
whole carp. (Stem furrowed, with ridges of a shining 
white). Type of P. austriacnm . ... 6 
— Edges of carps narrow, at most half as wide as the 
carp. ......... 7 
6. L -lobes linear-lanceolate. Selinum nigricans Gaud.— 
Stony, thickety hills and mountains of western Switz. 
W. V. 0. 7.austriacum Koch. 979. 
— L.-lobes narrow-linear.—As the last. Italian Switz. 7 
raiblense Koch. 980. 
7. Rt.-stoek not surrounded by the remnants of the ls of 
former years. Stem hollow, furrowed. Vittse of the com¬ 
missural-face covered. Comp. Selinum. Thysselinum 
palustre Hotfm.—Damp meadows; distrib. 7, 8 
palustre Monch. 981. 
— Rt.-stock surrounded by the remains of the ls of former 
years. Stem gen. solid, Yittse visible ... 8 
8. Stem angular, furrowed, branched in the upper portion, 
with rather small opp. or whorled umbels. Invol. spread¬ 
ing. L.-divisions linear-lanceolate. - Stony mountains; 
T. W. 8.venetum Koch. 982. 
— Stem cylindric, streaked or slightly furrowed in the 
upper portion, simple or rather branchy, with large 
umbels . • . . . ... . . .9 
9. Ramifications of the petiole bent back at a right or 
obtuse angle. L -segments green underneath or slightly 
paler, oblong-cuneiform, incised or almost pinnatifid. 
Full-grown fr. almost orbicular, indented at the top. 
Yittse of the commissural face arched, skirting the 
