THE DICOTYLEDONS 519 
OrFIciIAL DruG PARts Usep BoTANICAL ORIGIN HABITAT 
Aconitum Tuberous root Aconitum Napellus —__ Europe, Asia 
Cimicifuga Rhizome and roots Cimicifuga racemosa E. North America 
Pulsatilla vulgaris E : 
Pulsatilla Entire herb Pulsatilla pratensis oe ae ee 
Pulsatilla patens W. North America 
Adonis Overground portion Adonis vernalis Europe and Asia 
Delphinium Seed : Delphinium Ajacis Europe 
UnorFIciAL DruG 
Aconiti Folia Leaves and flower Aconitum Napellus Europe and Asia 
tops 
Coptis Entire herb Coptis trifolia United States 
(Goldthread) and Canada 
Helleborus Rhizome and roots Helleborus niger Alps 
Nigella Seed jee sativa E 
(Black Caraway) Nigella damascena gies i 
: : Delphinium South Europe, 
bie: nats, alee i: Staphisagria Ta hthice 
Western Coptis Entire herb Coptis occidentalis Western United 
States 
Bear’s Foot Root Rhizome and roots Helleborus foetidus | Europe 
Xanthorhiza Rhizome Zanthorhiza apiifolia United States 
BERBERIDACEZ OR BARBERRY FAmiILy.—Herbs and woody 
plants with watery juices and alternate or radical, simple or 
pinnately-compound, mostly exstipulate leaves, either stems 
or leaves of Berberts (Barberry) species often bearing spines or 
barbs, which give them a barbed appearance. Rhizomes and 
roots often of yellow color internally, due to berberine content. 
Flowers either in racemes of cymes, cymes, racemes or solitary. 
Sepals and petals usually in 2 series of 3 each, similar, hypog- 
ynous; stamens 9 to 4, hypogynous; pistil single. Fruit a 
berry or capsule. Seeds exalbuminous with a straight large 
embryo in axis of albumen. 
OrrictAL Druc Parts UseD BOTANICAL ORIGIN HAsitat 
Berberis Rhizome and roots Berberis species of Western North 
(Barberry) * the Sect. Mahonia = America 
Podophyllum Rhizome and roots Podophyllum Eastern North 
(May Apple) peltatum America 
Caulophyllum Rhizome and roots Caulophyllum Eastern North 
thalictroides America . 
UnorFIciAL DruG — 
Podophyllum Rhizome and roots Podophyllum emodi Tibet and 
Indicum B.P. : Afghanistan 
Barberry Bark Bark of root and Berberis vulgaris Europe 
stem 
