General Key to the Families 29 



ORDER XXVI. UMBELLALES 

 L. ARALIACE^E. GINSENG FAMILY 



Herbs, shrubs or trees; leaves alternate, verticilliate, simple or 

 compound, without stipules, the petioles thickened and dilated at 

 the base; flowers umbellate, paniculate or racemose, the calyx- 

 tube adnate to the ovary, the petals sometimes cohering together, 

 epigynous, not inflexed ; fruit a few-celled drupe. 



I. ARALIA. (Tourn.) L. 



i. A. nudicaulis. L. Wild Sarsaparilla. 

 II. FATSIA. Dene and Planch. 



i. F. horrida. (Sm.) B. and H. Devil's Club. 



LI. UMBELLIFER^. PARSLEY FAMILY 



A large family of herbs, some innocent, others very poisonous; 

 leaves alternate, mostly compound, the petioles expanded or sheath- 

 ing at the base ; flowers small in umbels and umbellets, usually sub- 

 tended by an involucre; fruit dry, of two mericarps cohering by 

 their inner face, separating when ripe, each carpel ribbed length- 

 wise, the tubes between the ribs containing aromatic coloured oil. 



I. OSMORHIZA. Raf. 



1. O. obtusa. (C. and R.) Fernald. Crisp-leaved 



Sweet Cicely. 



2. O. divaricata. Nutt. Western Sweet Cicely. 

 II. ZIZIA. Koch. 



i. Z. cordata. (Walt.) DC. Heart-leaved Alexanders. 



III. LIGUSTICUM. L. 



1. L. apiifolium. Gray. Fern-leaved Lovage. 



2. L. Grayi. C. and R. Gray's Lovage. 



IV. LOMATIUM. Raf. 



1. L. macrocarpum. (Nutt.) C. and R. Large-seeded 



Parsley. 



2. L. triternatum. (Pursh.) C. and R. Narrow-leaved 



Parsley. 



3. L. Martindalei var. angustatum. C. and R. Martin- 



dale's Parsley. 



