43. Arrangements with ornamental plants for state and government functions 
at the Singapore Conference Hall, the Istana, various hotels and other government 
buildings were carried out as usual during the year. 
44. A total of 2,603 sprays of orchid blooms were supplied to the following 
for state banquets and government functions: 
1 . The Istana. 
2. Singapore’s Permanent Representative in the United Nations, New 
York. 
3. Singapore High Commissioner in New Delhi, India. 
4. Singapore High Commissioner in Canberra, Australia. 
XI. GARDEN CITY CAMPAIGN 
45. During the period under review, the Botanic Gardens produced the follow- 
ing plants in connection with the Garden City Campaign: 26,960 tree saplings, 
146,870 ornamental shrubs and 1,068,000 climbers and hedges. 
46. Work started in March on the mass propagation of four selected climbers 
and hedges namely, Vernonia elliptica, Tristellateia australasiae, Acalypha siamensis, 
Hemigraphis alternata. 
XII. PLANT SALES 
47. The prices of certain trees, shrubs, hedge plants and climbers offered for 
sale were reduced. 
48. An additional plant sales centre situated along the Floral Mile, Dunearn 
Road, commenced operation in the latter part of the year. 
49. Revenue from the sale of plants rose from $30,002.60 in 1969 to 
$56,379.05. 
XIII. PLANT COLLECTIONS, EXCHANGE AND INTRODUCTION 
50. 635 specimens for the herbarium were collected from Johore and Taman 
Negara in Pahang during various trips made in co-operation with the Forest 
Research Institute in Kepong, the Geography Department of the University of 
Singapore, and Dr. E. A. Heaslett of Singapore. Collections of live plants for 
cultivation were undertaken at Perlis, Pulau Langkawi, Penang and Perak. 
Assistance was also given by the Penang Botanic Gardens. Details of collections 
are listed in Appendix II. 
51. The Botanic Gardens has constantly played a major role in the introduc- 
tion of plants into Singapore. Plants not only from other countries but also from 
indigenous flora are being introduced into cultivation. To facilitate this, a larger 
Plant Introduction Unit has been set up. In 1970, 394 species were acquired, out of 
which 3 were purchased and 8 received as gifts from visitors: the rest were obtained 
on an exchange basis. A plant collecting trip to north of W. Malaysia was under- 
taken in early December. 
52. 135 plants were removed from the Unit for planting out in the Gardens’ 
lawns. 
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