XXXVI 
TABLE OF GENEKA. 
3. Sempervivum. Petals distinct, about 12. 
4. Riiodiola. Plant dioecious. 
5. Sedum. Petals distinct, 4-6. 
Order XXXY. GROSSULARIACEiE. 
1. Riijes. The only Bi-itish genus. 
Order XXXYI. SAXIFIiAGACEJE. 
1. Saxifraga. Petals 5. Ovary 2-cellecL. 
2. Cuuysosple.mum. Petals none. Ovary 1-celled. 
Order XXXYII. UMBELLIFEIEE. 
1. IIydrocotyle. Leaves peltate. Flowers nearly sessile. 
* Umbels simple, or partly so. Fruit ovate, without ridge*. 
2. Sanicula. Fruit covered with hooked prickles. 
3. Eryngicm. Fruit covered with scales. Leaves prickly. 
** Umbels compound. 
t Fruit laterally compressed, with 5 ridges. 
4. Cicuta. Involucrum wanting, or of few leaves. Involucels many-leaved. 
Calyx 5-toothed. Petals with an indexed point. Fruit double; carpels 
with 5 nearly dat equal ridges, with single vittae between. 
5. Apicm. Involucrum and involucels wanting. Calyx-teeth wanting. Petals 
with an involute point. Fruit roundish, contracted laterally; carpels with 
5 dliform ridges, with vittae between. 
6. Petroselinum. Involucrum few-leaved. Involucels many-leaved. Petals with 
a long indexed lobe. Fruit contracted laterally; carpels with 5 equal 
ridges, ■with vittae between. 
7. Trinia. Flowers dioecious. (The only dioecious genus.) 
8. Helosciadium. Involucel many-leaved. Calyx of 5 teeth, or obsolete. Petals 
ovate, pointed. Fruit ovate or oblong; carpels 5-ribbed, with single vittae 
between. 
0. Sison. Involucrum few-leaved. Calyx-teeth wanting. Petals obcordate, with 
an incurved point. Fruit ovate, with short clavate vittae between the 
ridges. 
10. AtGOPODiuM. Involucrum wanting. Calyx-teeth wanting. Petals with an 
indexed point. Carpels without vittae. 
11. Carum. Calyx-teeth wanting. Petals obovate, with a narrow indexed point. 
Fruit oblong. Yittae single between the ribs. 
12. Bunium. Involucrum wanting. Involucel few-leaved. Petals obovate, with a 
broad indexed point. Fruit linear-oblong. Vittae 2 or 3 between the 
obtuse ribs. 
13. Pimpinella. Involucrum and involucels wanting. Calyx-teeth wanting. Petals 
obovate, with an indexed point. Fruit ovate. Vittae 3 or more together. 
14. Sium. Calyx-teeth 5, or wanting. Petals obcordate, with an indexed point. 
Fruit laterally compressed or contracted, crowned by the depressed base of 
the styles. Vittae 3 or more together. 
15. Blpi.eurl’m. Calyx obsolete. Petals roundish, with a broad redexed point. 
Fruit laterally compressed. Leaves simple. 
ft Fruit rounded , with 5 ridges. 
16. (Enanthe. Calyx 5-toothed. Petals obcordate, with an indexed point. Fruit 
tapering, crowned by the straight styles. Vittae single. Ridges blunt. 
17. jEtiiusa. Involucrum wanting. Involucel 3-leaved, pendulous. Calyx ob¬ 
solete. Petals obcordate, with an indexed point. Fruit roundish-ovate. 
Ridges acute. Vittae single. 
