FENTANDRfA DIGYNIA. 
189 
233, ERYNGIUM. Gen. pl. 456 . Delaroche monog. 
eryng • 
1 . E. praealtum ; foliis longissime lanceolato-linearibus ser- 
ratis : rameis lineari-multipartitis, involucri foliolis 
capitulo ovoideo longioribus paleisque 3 — 5-fidis, ca- 
pitulis paniculatis.-— Lam. encycl.4. p.J5g. Delaroche 
eryng. p. 48. 
E. aquaticum (3. IVilld. sp. pl. 1. p. 13 57. Mich. ft . 
amer. I. p. 163. 
Icon. Delaroche eryng. t. 1 C). Pluk. alni . t. 3g6>f. 3. 
On the banks of rivers, in overflowed tide-meadows : 
Pensylvania to Virginia, li . July, Aug. v. v. Stem 
hollow ; flower-heads green or pale blue. I once 
found a beautiful proliferous variety with pale purple 
flowers, one on the top of the others. 
2 . E. simplex ; foliis ovato- cordatis brevissime petiolatis, 
capitulis omnibus pedunculatis, involucri foliolis pa- 
leisque 3 -fidis, caule virgato superne tantum ramoso. 
— Lam. encycl. 4. p. 75J . Delaroche eryng. p. 4Q. 
E. ovalifolium. Mich.ft. amer. I. p. 163. 
E. integrifolium. Walt. fl. car. 1 12. 
Icon. Delaroche eryng. t. 20 . 
In wet meadows and woods : Carolina and Georgia. 1 C. 
July. v. v. About a foot high 3 flower-heads smali, 
round, amethystine-blue. 
3. E. pumilum, graveolens 5 foliis serrato-spinosisr radi- 
calibus lanceolatis, floralibus palmatis, capitulis cylin- 
dricis subsessiiibus, paleis longissimis lineari-lanceo- 
latis. — - IVilld . sp, pl. 1 . p. 1356. 
Icon. Brown, jam. I. t. 156. f. 3. 4 . 
In dry fields : Georgia to Florida. 1/ . July, Aug. v. v. 
Flowers in small heads, herbaceous. Very much es- 
teemed among the natives as a medicine. 
4. E. datum ; foliis late-linearibus remote ciliato-spinosis, 
floralibus lanceolatis dentatis, foliolis involucri capitulo 
globoso brevioribus paleisque integris, caule subdicho- 
tomo. — Willd. sp. pl. 1 . p . 1357- 
Icon. Jacq. ic. 2. t. 34/. Pluk. aim. t. 3Q 6.f. 3. 
In swamps : Virginia to Carolina. 1/ . Aug. v. v. 
Sometimes more than six feet high 3 leaves very long 5 
flower-heads pale green. 
virginiamm. 
virgatum . 
foetidum , 
aquaticum. 
