BOTANY AND PLANT ECONOMICS 
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The Milkwort Family (Apocynacea). 
Case 87. — Right half. Stems, fruit, and fiber of the wild 
hemp plant of the American Indians (Apocynum cannabinum) . 
The various forms of African and Congo Rubber from the 
Rubber Vine (Landolphia owariensis). Note starch, called 
“Danish” by the Bahama Negro, a product of the tubers of 
Echites umbellata. 
The Gentian Family {Gentianacece) . 
Case 87. — Right half. Note the various medicinal bases 
from this family; the North American Buck Bean {Menyan- 
thes trifoliata), the American Columbo (Fraser a carolinensis)\ 
and the American Centaury {Erythrea centaurium). 
The Strychnine Family (Loganiacece). 
Case 87. — Right half. A family having many very poison- 
ous members containing strychnine. Note the Dog Buttons, 
seeds of Strychnos nux-vomica, and the gourd of Guianian Arrow 
Poison, Woorari, of which S. toxicaria is one of the principal 
ingredients. Note also the Yellow Jasmine (Gelsemium sem- 
pervir Gris') of the Southern United States. 
The Olive Family (OleacecE). 
Case 87. — Left half. Note that the Olive, the Ash, and 
the garden Syringa and Privet belong to this family. Note the 
wood of the Japanese Olive, Hira-gi (Olea aquifolium), and the 
true Olive of the Mediterranean Region (Olea europea) . Observe 
Ibota wax or Ibota-ro an insect wax on the Japanese Ash 
(Fraxirius puhiriervis) , and Clarincillo a similar wax from Mexi- 
co. Note the orange-red dye flowers of Harsinghar (Nyctan- 
thes arhor-tristis). Observe a fruiting branch of the Olive, a 
fine series of Olive oils and Castile soaps from olive oil. 
The Mallow Family (Malvacece). 
(See also Cases 83, 84, 85). 
Case 88. — Various bast fibers from members of this family: 
the Ceylonese Anoda {Ahutilon asiaticum), the Amercian Abu- 
tilon (A . avicenne) the Indian Anodagaha (A . indicum) and the 
Antillean Maholtine (A. periplocifolium) . Hollyhock fiber 
(Althea rosea) from Italy. Kapukinissa fiber (Hibiscus angu- 
latus) from Ceylon; Okra, Vendai or Bandakka fiber (Hibiscus 
esculentus) from the commonly cultivated Gumbo plant the 
