()rder II. 
PENTANDRIA DIGYNIA. 
219 
3623 Fruit compressed 
36'24e Cauline leaves three. Fruit oval 
3625 Leaves supra-decompound, Umbel with 5-15 rays. Fruit obi. flat with three ribs at base 
3626 Fruit ovate 
3627 Stem branched. Sheaths of leaves ventricose. Common involucre O. 
3628 Stem quite simple. Sheaths of leaves appressed. Common invol. many-leaved 
3629 Umbels close. Comm. invol. reflexed, Seeds with 5 membranous ribs 
3630 Leaves thrice pinnated, Pinnules distinct with a nerve lanceolate 3-lobed with an odd one 
3631 Leaflets pinnatifid, Segm. trifid bluntish 
3632 Leafstalks of the branches somewhat membranous loose entire, Lvs. supra-decom. Leaflets lane, awncd 
3633 Leaves doubly pinnate Leaflets cut acute, Involucels bristly longer than the umbel 
3534 Common involucres none. Leaves perfoliate 
3635 Involucels joined together : the universal three-leaved 
3636 Involucels about 5-leaved joined together, universal 5-leaved, Caul. leaves cord. lane, stem-clasping 
3637 Involucels 7-leaved ; universal about 3-leaved, Radical leaves linear. Scape one-leaved 
3638 Involucels 5-leaved orbicular ; universal 3-leaved ovate, Leaves cord. lane, stem-clasping 
3639 Invol. 5-leaved roundish emarginate con. ; universal 3-leav. cut at base, Lvs. lane, cordate stem-clasping 
3640 Involucels 5-leaved ovate ; universal about 5-leaved, Leaves stem-clasping 
3641 Involucels 5-leaved acute ; universal about 5-leaved, Leaves lanceolate. Stem flexuose 
3642 Stem branched leafy, Lvs. lin.-lanc. chan. nerved, Invol. 4-leaved uneq. very narrow shorter than umbel 
3643 Involucels 5-leaved acute, universal 3-leaved, Central florets tallest. Branches divaricating 
3644 Leaves lanceolate. Umbels terminal and axillary. Seeds rough 
364^) Involucels 5-leaved lanceolate longer ; universal 3-leaved, Leaves cauline lanceolate 
3046 Umbels simple alternate 5-leaved about 3-flowered 
3647 Stem erect branching, Lvs. lin. acum. Invol. 5-leaved, Involucels 5-leaved lin. subul. longer than umbel 
3648 Stem erect panicled, Leaves linear, Involucr. 3-leaved as long as umbel, Involucels 5-leaved 
3649 Stem branched leafless. Radical leaves decompound flat cut. Involucres and involucels lanceolate-oblong 
3650 Leaves lanceolate obovate entire sessile 
3651 Leaves lanceolate narrowed each way entire sessile 
3652 Leaves linear. Involucre common and partial 
3653 Lvs. peren. lane, mucronate nerved. Flowering branches branched striated, Involucr. subulate appressed 
3654 Branches of panicle sessile naked spiny. Leaves linear 
3655 Vernal leaves decompound flat cut. Summer leaves filiform angular trifid 
3656 Leaves peltate. Umbels 5-flowered 
3657 Leaves orbicular reniform 5-7-lobed, Flowers capitate sessile. Peduncle shorter than petiole 
3658 Leaves orbicular reniform 7-lobed crenated. Flowers in numerous heads on short stalks 
3659 Root tuberous. Leaves peltate roundish lobed unequally crenate. Clusters subsessile few-flowered 
3660 Leaves crenate peltate emarginate at base. Umbels many-flowered and flowers stalked 
3661 Leaves cordate reniform equal toothed crenate smooth. Umbels axillary sessile many-flowered 
3662 Lvs. rounded cordate repand toothed beneath and stalks hairy, Umbels capitate about 3-fl. Fruit netted 
3663 Stem decumbent and erect branches villous, Lvs. ov. cordate cuspidate 3-nerved, Umbels axillary sessile 
3664 Stem erect smooth, Leaves triangular acummate crenate bearded at base. Umbels axillary spreading 
3665 The only species 
3666 Leaves all of one shape 
3667 Leaflets verv tine whorled. Stem very leafy. Comm. invol. many-leaved 
i and Miscellaneous Parliculars. 
From viuo, water, and %crvX'/i, vessel ; its leaf is round and a little depressed in the 
a genus of aquatics and marsh plants of no great beauty, their 
658. Hydrocotyle 
flcmers l>omg obscure and of dull colors. H. vulgaris, the Wassernabel of the Germans, has been supposed to 
fln.,^""'-''^*'^ '''^'^ *° ^''^^P- ^^''^ ^ '■"^g^'" e™^' ^"sing from the circumstance of the fluke or 
" (tasciola hepatica) being found in marshes where this plant, and also the Drosera and Pingui- 
It is a known fact, however, that sheep never feed on any of these 
From ff'^ravos, rare, and uv^o?, a flower, in allusion to the small number of flowers in the 
cula, abound, as well as in sheep's livers, 
plants. 
659. Spananthe. 
umbel. 
seed^^' A^'^la-'-'^-^-—^^'^^^ f^i^f^oc, seed, on account of the membranous curled ribs of the 
r)()l. Mthtisa From aiB-oj, to burn, on account of its dangerous acridity. M. Cynapium (y.vyoi ci^iov, dog. 
A plant referred to Conium by Desfontaines, and to Cachrys by Sprengel, but very distinct from both. 
,.-rci«„r' ""^ '^'^ , ' °" account of its dangerous acridity. M. Cynapium {xvyes oc^rtov, dog 
j.arsiey; ib a common weed m gardens, and sometimes mistaken for parsley ; from which, however, it is easily 
