DICTIONAKY OF THE ACTIVE I'UINCIIM.ES Ol' I'l.ANTS. 



(<i) ASCLEPIADIN G. (C. Gram) ; amorplioiis yellow, bitter ; emetic, dia- 

 phnivtic and purgative. Convertible into a substance, Asclepin. 



Soluble 111 eiher, alcohol, and bot water : with difficulty in cold. 



Not precipitated by lead acetate, neutral or basic, but by tannic acid. 



Concentrated sulphuric acid, green (at first \ellowish, then deepening 

 in colour). 



(_!>) CYNANCHIN (compare Echitin, Ahtonm). Crvs. glittering olates, 

 M.P. 14.S 1411 . B f > 



Soluble in alcohol, ether, chloroform. 



(< ) CYNANCHOCERIN (compare Echicerin, AhlonJa). Crystallizes in flat 

 "needles. 



Soluble in alcohol, ether, and chloroform. 



§ ?,■!. ASIMININIA triloba, Pupcu^rmccw. The seed. 



ASIMININE A. ; amorphous, tasteless, odourless, alkaline. 



Soluble lu alcohol and ether (which removes from alkaline solution) ; 

 with dilhiiilty in benzene or chloroform, and scarcely in water. 



Precipitated by ammonia and by usual alkaloid reagents. 



Colour tests : 



Concentrate. I sulphuric acid, produces effervescence, then dissolves 



green■^A.l■eddish-yellow~^.dark-red•^«.colourless. 

 Nitric acid, carmine'wpurple. 

 Hydrochloric acid, colourless cold, purple on warming (like morphine). 



§ :!:>. ATHAMANTHA oreoselinum. Peucedatium oreoselinum, («), 

 (i) ; Peucedaiium officinale, Imperatoria ostruthium, (i), (c), (rf?), (A. 

 Jassoy found no (</) but only (<■) in I. ostruthium). 



(a) ATHAMANTHIN B. (see Laserpitin), C„jH.,„0, ; bitter, rancid taste. 



Soluble in alcohol and ether, not in water. 



(/.) OREOSELON, C„H,„03 : not bitter. 



Soluble with difficulty in alcohol or ether. Insoluble in water. 



Alkalies dissolve to yellow solution. 



(<■) OSTRUTHIIN [ = Imperatorin, A. Jassoy, compare (r/)], C,4H,-0., (or 

 C]sH ,„().,, A. Jassoy). 



Soluble in alcohol and ether ; scarcely in water. 



(il) PEUCEDANIN B. (Imperatorin ? this denied by Jassoy, see above). 

 C,5H„0,j or Ci.HiiO.-OCH, (Jas.soy). Crystalline ; M.P. 76°-82°; burning 

 taste. 



Soluble in hot alcohol, in ether, chloroform, benzene, carbon-bisulphide, i 

 oils, and hot acetic acid. Insoluble in water. I 



^ :U. ATHEROSPERMA moschata, Allino^permacftf (Plume nutmeg, 

 or Australian sassafras). 



ATHEROSPERMINE A., C3„H,„N., ; feebly alkaline, bitter powder; M.P. 

 12x , uu-thylamine odour at high temperature. Salts amorphous. 



Soluble in (J,OUO parts cold water, ii2 cold and 2 boiling alcohol, in 

 chloroform, carbon bisulphide, turpentine, essential oils, and with diffi- 

 culty in ether. 



Phospho-molybdic acid, dirty 



yellow, 

 lodo-potassic iodide, brownish- 



jellow. 

 Mercuric chloride, white. 

 (Chlorine water, yellow solution 



unchanged by ammonia.) 

 Iodide is liberated from iodate. 



Precipitants : 



Alkaline hydrates. 



carbonates. 

 Ammonia. 



Tannic acid, yellowish-white. 

 Picric acid. 

 Platinum chloride. 

 Gold chlori<le. 

 Potassium ferrncyanide. 

 „ sulphocyanide. 



C.incentrated sulphuric acid, no colour. 



,, „ ,. with potassic chromate, green. 



•; •55. ATROPA group (Almpdrrtt')^ and various of the Solanacere (see 

 also Snlanum). Atropa belladonna (Deadly nightshade), (a), (^g), (h), 

 (/i) ; Scopolia japonica (Japanese belladonna), ((/) principally, small 

 quantity («), also (/<), (n), (o), (p) ; Scopolia carniolica. (o) only ; 

 8. Hlardnackiai.a (i/), possibly (/)), Schmidt ; Anisodus luridus. kSo/anaceie, 

 the plant in flower, (.'/). no (7) in seeds but trace of (a) ; Hyoscyamus 

 (Henbane), (7) ; Lactuca tativa (Lettuce, Comjmsifii). trace of (7) ;* 

 llyoscyamus Niger, (9), (A) ; Datura stramonium, (a), (7), (A), (/) ; Du- 

 boisia Hopwoodii, (7), ('«) ; D. myoporoides, (7), (72), (h) ; Mandragora 

 (Mandrake). (7) ; Nicotiana tabacum (Tobacco), (r) : Fabiana imbricata, 

 iSolandcetr-S^icol/aiteir^ S. America, (.s), {/). (For Solanine. etc., see Solanum.) 

 (<() ATROPINE A. (Tropine tropate, Daturine : Erhardt and Poehl dis- 

 pute the identity of Atropine and Daturine. Commercial Dalurine is fre- 

 quentlv a mixture of Hvoscyamine and Atropine, or former solely). 

 C,rH,,NO., or C5H,(CH.,CH,OCOCH[CsH5]uH,OH)NCH, (May, 1>>91), 

 Ladenburg. Crvs. pillars and needles ; optically inactive (or feebly 

 liBvo-rotatory V). M.P. variously given as CJJ-, !I0", 114°, part sublimable. 

 Alkaline reaction (reddens Phenolphthalein, an exception to ufurli/ all 

 alkalokh ; for other bases reacting similarly, see ' Reaction,' Part III.) 

 * For other coustitneuts of Lettuce, see Lactnca. 



