VI ex. cal. 45. UMBELLIFER^. ^7Q. Drepan. 505 



Slum latifolium foliis variis, Raii Syn. 211,3. 

 Slum majiis latifolium, Ger. em. 256. 

 Siiim latifolium, Bauh. Pin. 15; Lin. S. P. 361. 

 Coriandrium latifolium, Drantz Austr. 212. 

 Diepanophyllum palustre, Hoffmann Umb. HO. 

 Great water parsnep. Broad-leaved tcater-parsnep. 



Bogs and rivulets ; perennial ; July and August. 



Root creeping; stem angular ; leaves bald ; leaflets mostly 7, 

 lowermost sometimes cut ; umhelU terminal and lateral, 

 flattish. — Plant acrid; roots supposed to be poisonous. 



XII. 277. SIUM. Dioscorides. Water-parsnep. 



Involucrum 0, or many-leaved, deciduous ; involucella 

 »iany-leaved, ovate ; calyx slightly 5-toothed ; petals equal, 

 reverse heartshape, nicked ; lacinule channelled, tip 2-cut, 

 inflected ; ^n^/i ovate; akenium semi-ovate, 5-ribbed; ribs 

 blunt; spermopodium bristlelike, 2-cut. 



1. Sium erectum. Upright ivatcr-parsnep. 

 Stem upright; leaves pinnate; leaflets unequally lobed 



and serrated ; umhells peduncled, opposite to the leave*. 



Siiim sive Apium palustre foliis oblongis, Raii Syn. 211,4. 



Sium majus angusti folium, Ger. em. 256, 2. 



Sium minus alternum. Park, 1241. 



Sium angustifolium, Lin. S. P. 1672. 



Sium erectum, Hudson Ft. Angl. ed. 1, 103. 



Sium nodiflorum, Flor, Danica,2iT. 



Narrow-leaved water-parsnep. 



Ditches and rivulets ; perennial ; July and August. 

 Stem streaked ; leaves quite bald ; umhells hemispherical, 



2. Sium nodiflorum. Joint-Jiowering water-parsnep. 

 Stem procumbent; leaves pinnate; leaflets equal, ovate, 



unequally serrated j umhells sessile, opposite to the leaves. 



Sium umbellatum repens, Kaii Si/n. 211, 5; Ger. em. 256,3. 

 Sium nodiflorum, Lin, S. P. 361. 

 Creeping tcater-parsnep. 



Watery places ; perennial ; July and August. 



Root creeping ; ^/em prostrate or swimming; leaflets 5 

 or 9, sessile ; umhells nearly sessile, 5 or 7-cut ; involucrum 

 deciduous. — Juice in dos<^s of 2 to 4 oz. either alone, or 

 with milk, every morning, an excellent alterative in obsti- 

 nate cutaneous diseases. 



3. Siiim repens. Creeping water-parsnep. 



S^em prostrate, creeping; Zeaye^ pinnate; leaflets roundish, 

 toothed, incised; terminal leaflet largest, 3 -lobed; umhells 

 peduncled, opposite to the leaves. 



