BOTANY AND PLANT ECONOMICS 97 
The Willow Family (Salicacece), 
Case 164. — Observe the character of the fruits of the willow 
(“Pussy willows”)* and the beautiful examples of Japanese 
Chip work from the Doro {Populus suaveolens\ a Poplar pe- 
culiar to Japan. Note also the Japanese method of preparing 
match-sticks from the same species. 
The Australian Oak Family (Casuarinacece) . 
Case 165. — Note the character of the fruits of this family and 
their likeness to those of the Birch Family; note also the beau- 
tifully marked Forest Oak shingles (Casuarina torulosa) from 
Australia. 
The Wax Berry Family (Myricacece), 
Case 165. — Note the bluish-green wax obtained from the fruits 
of the Wax Myrtle (Myrica cerifera), also hand dipped tapers, 
made of the same, highly valued on account of their fragrance 
while burning. Note also the compressed leaves of the Sweet 
Fern (Coniptonia asplenifolia) used in medicine. 
The Birch Family {Betulacecc) . 
(See also Case 458.) 
Case 165. — Observe the woods and seeds of various members 
of this family: The Wild Hazel Nuts of this country (Corylus 
rostrata), the similar Cob Nut or Filberts of Europe (C. avel- 
lana)y and the large, thin-shelled, improved nuts of California. 
Note the fruits of the Alder (Alnus) and their likeness to those 
of Casuarina on the left. Note the papery bark of the Paper 
Birch (Betula papyracea) utilized by the North American Indian 
tribes for canoe building and covering summer dwelling places; 
note also a hornet’s nest fashioned of this bark. 
The Walnut Family (Juglandacece) , 
(See also Case 458.) 
Case 166. — Devoted to the fruits and nuts of this family. 
Pecan nuts (Hicoria pecan) showing the finer strains of the 
orcharded trees in Texas; Hickory Nuts of several species Hic- 
oria minima, Hicoria ovata and Hicoria alba; Butternuts (Jug- 
lans cinerea) and Walnuts (Juglans nigra and Juglans texensis) ; 
