413 
@rnamentalrees: 3 = May 3 i liris:: Se eee na May 24 
SIE CS els oe ree May 10 Ornamental Shrubs ..May 31 
idienbaceous PerennialsMViay 7 >~ JROSeS: Gedo hee q sume June 7 
Fee, $5; single exercises, $1. Wednesdays in May and June, 
4:00 p.m. Mr. Free, Dr. Gundersen, Dr. Reed, Mr. Doney. 
A25. Spring Garden Work.—A course planned to help those 
interested in working in their own gardens. The lessons are as 
follows: making cuttings of herbaceous perennials; sowing seed, 
and pricking out seedlings; outdoor demonstration of spring gar- 
den work. Lectures will include planning and care of the herba- 
ceous border, care of shrubs and the lawn. Class limited to 30 
persons. Fee to non-members $7 (including laboratory fee); to 
members, $2 laboratory fee. Wednesdays, 10:30 a.m., February & 
to March 22 (omitting March 15). 
Miss Shaw and Miss Dorward. 
*A30. Ornamental Shrubs: Spring Course—vTen outdoor 
meetings on the grounds of the Botanic Garden. The principal 
flowering shrubs and small trees are considered at their times 
of flowering, emphasis being placed on their uses in landscape 
work, their cultivation, and distinguishing characters. Jee, $5. 
Wednesdays, 11:00 a.m., April 12 to June 14. Mr. Doney. 
A32. Families of Flowering Plants.—Ten outdoor sessions 
in the Botanic Garden. This course takes up chiefly the structure 
of flowers and their possible lines of evolution; and the character- 
istics of important families of flowering plants. (Not offered in 
if Dr. Gundersen. 
A37. Lilacs in Flower.—Five outdoor lessons in the Garden. 
The unusually comprehensive collection affords opportunity for 
the study of about twenty species and a large number of the finest 
varieties of lilacs. In the last lessons, culture and propagation are 
studied. Cuttings, which become the property of those taking the 
course, are prepared for rooting. Fee, $2.50. Four Wednesdays 
and one Monday, 10:45 a.m. to 12 noon, May 3, 10, 15, 17, and 
June 7. Dr. Gundersen and Mr. Free. 
A38. Plant-Animal Links in the Chain of Life——Three il- 
lustrated lectures on the divergent but interdependent evolution 
