131 



It does not however compare very favourably with many CASE 

 of the inferior grades of rubber already in commerce. 68. 



No. 332. Chamomiles. The flower-heads of An- 

 themis nohiliSy L., a perennial herb, wild, and cultivated 

 in Europe, West Asia, and North Africa. Chamomiles 

 are cultivated in this country, chiefly at Mitcham. The 

 plant so grown " is always the ' double ' state, in which 

 the yellow disc flowers have all or nearly all become 

 converted into white ray flowers." They are used in 

 medicine as a stimulant, aromatic tonic. Oil of Chamo- 

 mile, a specimen of which is shown, is mostly distilled 

 from the entire plant, though sometimes from the flowers 

 alone. It is a valuable carminative. 



Observe specimens of YARROW, or MILFOIL {Achillea 

 Millefolium^ L.), a common British plant, used as an 

 aromatic tonic and astringent. Also flowers, whole and 

 pulverized, of Chrysanthemum coccineum, Willd., which 

 furnishes Persian Powder, and flowers of G. cin- 

 erariaefolium, Vis., the source of Dalmatian Insect- 

 POWDER ; both are well-known insecticides. 



On a lower shelf are Wild Chamomile flowers 

 {Matricaria Ghamomilla, L.), which have somewhat 

 similar properties to true Chamomile, and for which they 

 are used as a substitute both in India and Europe. 



Note also tuft of Abrotanella forsterioides^ Hook, f,, 

 which forms dense green cushions on the summits of the 

 Tasmanian mountains. 



On the upper shelves of the first compartment of this CASE 

 case are specimens of Tansy {Tanacetum vulgar e^ L.), 69. 

 formerly used as a tonic, febrifuge, and vermifuge. 

 Observe also specimens of the Genepi DES Alpes 

 (Artemisia glacialis, L.) and the Genepi Blanc (A. 

 Mutellina, Vill.). Both species are collected in the Alps 

 for the manufacture of Genepi, a rich green liqueur of 

 the Absinthe type. 



On the middle shelf observe specimen of WoRMSEBD 

 or Santonica {Artemisia maritima, L.) This drug 

 consists of the very small, un expanded flower-heads of 

 the plant, collected on the steppes or vast plains of the 

 Kirghiz in Northern Turkestan. It is an anthelmintic. 

 The crystalline substance to which the action of worm- 



