POISONS ACTING ON THE HEART. 27 



DELPHINIUM STAPHISAGRIA {CuMvaUd in 

 Britain). 



STAVES-ACRE.— LOUSE- WORT. 



RanunculacecB. — 3-4ft. Ann. — Seem glaucous everywhere, 

 erect, stout, slightly branched, cylindrical. — Leaves alternate, 

 on long stalks. — Flowei's on long stalks from axils of leafy 

 bracts. — Fruit of three follicles opening at inner suture ; seeds 

 twelve to the follicle, Jin., quadrilateral, netted, chocolate. — 

 Blue and pink with orange anthers. 



Toxic ^r/««'^/f.— DELPHINE. 



DELPHINIUM CONSOLIDATA {British). 



WILD LARKSPUR. — BRANCHING LARKSPUR.— DOLPHIN FLOWER 

 — KING'S CONSOUND. — KNIGHT'S SPUR. 



RantmcjilacecB. — Stem erect with straggling branches. — 

 Leaves sessile, with many linear segments. Fields. 2lt. Ann. 

 July. Blue or pink. 



Toxic principic- -HELPHINE, also contained in D. trolli- 

 folium, D. belladonna, D. elatum, D. cheilanthum. 



CIMICIFUGA RACEMOSA (Noriii America). 



BUGBANE.— COHOSH. — BLACK SNAKE ROOT. — RATTLE ROOT.— 

 SQUAW ROOT. 



Ratiunctilaccce. — Leaves compound ; leaflets stalked, or 

 nearly sessile ; i-3in. long, ovate, acute, serrated. — Stem erect, 

 cylindrical ; unbranched below the infloresence. — Flowers 

 crowded on erect raceme of loin. long, petals none ; stamens 

 numerous. — Fruit ovoid, compressed laterally. Perenn. 5-8ft. 

 June and July ; white. 



Toxic principle.— Gm\C\YMG.m. 



NEREUM OLEANDER {Cultivated in Britain). 



OLEANDER. — COMMON OLEANDER. — ROSE BAY. — DOG BANE. — 

 SOUTH SEA ROSE. 



Apocy7tacece. — A shrub ; 6ft. — Leaves opp., or in threes. — 

 Flowers crimson or yellow ; sometimes double ; stamens upon 

 the corolla. — Fruit sometimes a double berry ; ovaries 2 styled. 

 — July-Sept — Stem contains an acrid, milky juice. 



Toxic ^w?«i&/i'i^.— OLEANDRINE, PRUSSIC ACID (7), also 

 contained in Aspldosperma quebracho. 



