158 TJMBELLIFER^E. (PARSLEY FAMILY.) 



23 CH^KOPIIYr,L,U]TI, L. CHERVIL. 



Culyx-tceth obsolete. Fruit linear or oblong, pointed but not beaked, con- 

 tracted at the sides ; tbc carpels 5-ribbcd : inner face of the seed deeply furrowed 

 lengthwise: intervals with single oil-tubes. Leaves ternatcly decompound, 

 the leaflets lobed or toothed : involucre scarcely any : involucels many-leaved. 

 Flowers chiefly white. (Name from x^P^i to gludden, and (frvXXov, a leaf, 

 alluding to the agreeable aromatic odor of the foliage.) 



1. C. proctinibCBiS, Lam. Stems slender (6' -18'), spreading, a little 

 hairy ; lobes of the pinnatih'd leaflets obtuse, oblong ; umbels few-rayed (sessile 

 or peduncled); fruit narrowly oblong, with narrow ribs. Moist copses, New 

 Jersey to Illinois and southward. May, June. 



24. OSIHORRIltZA, Raf. SWEET CICELY. 



Calyx-teeth obsolete. Fruit linear-oblong, angled, tapering downwards kito 

 a stalk-like base, contracted at the sides, crowned with the styles ; the carpels 

 with sharp upwardly bristly ribs : inner face of the nearly terete seed with a deep 

 longitudinal channel: oil-tubes none. Perennials, with thick very aromatic 

 roots, and large 2 - 3-ternatcly compound leaves; the leaflets ovate, pinnatifid- 

 toothed. Involucre and involucels few-leaved. Flowers white. (Name from 

 007x17, a scent, and pi'a, a root, in allusion to the anise-like flavor of the latter.; 



1. O. longistylis, DC. (SMOOTHER SWEET CICELY.) Styles slender, 

 nearly as long as the ovary ; leaflets qxarmgfif pubescent or smooth when old, short- 

 pointed, cut-toothed, sometimes lobed. Rich moist woods, commonest north- 

 ward. Msir , June. Plant 3 high, branching : stein red. 



2. O. brevistylis, DC. (HAIRY SWEET CICELY.) Styles conical, of 

 lonyer than the breadth of the ovary ; fruit somewhat tapering at the summit ; leaf- 

 let? downy-hairy t taper-pointed, pinnatijid-cui. Common. Root less sweet. 



25. CONilTJtt, L. POISON HKMLOCK. 



Calyx-teeth obsolete. Fruit ovate, flattened at the sides, the carpels with 5 

 prominent wavy ribs, and no oil-tubes : inner face of the seed with a deep nar- 

 row longitudinal groove. Biennial poisonous herb?, with large decompound 

 leaves. Involucre and involucels 3-5-lcavcd, the latter 1 -sided. Flowers 

 white. (Kooi/eioj/, the Greek name of the Hemlock, by which criminals and 

 philosophers were put to death at Athens.) 



1. C. MACUL\TUM, L. Smooth; stem spotted; leaflets lanceolate, pinnati- 

 fid; involucels shorter than the umbcllets. Waste places. July. A large 

 branch 'nig herb : the pule green leaves exhale a disagreeable odor when bruised 

 A virulent narcotico-acrid poison, used in medicine. (Nat. from Eu.) 



26. E IT L, OP II US, Nutt. EULOI-HUS. 



Calyx-teeth small. Fruit ovoid, contracted at the sides and somewhat twin , 

 the carpels smooth, indistinctly ribbed, and with a close row of oil-tubes : innei 

 face of the seed longitudinally channelled, the cross-section scmilunar. A 



