'Flowerless Plants in Victoria', National Herbarium, 25 March 1977;
'Victoria's Rarest Plants', group, location and date unknown;
'Rare Victorian Plants', location and date unknown;
'Victoria's Endangered Plants', occaion and date unknown.

'Lord Howe Island and Norfolk Islands', to Brighton Horticultural Society, St Andrews Hall, 6 February 1990;
'Lord Howe Island: Jewel of the Pacific', group, location and date unknown.

'Orchids of our National Parks', group and location unknown, 4 September 1987;
'My Travels including Orchids', to Orchid Society, Nunawading, 8 May 1989 (two tapes);
'Orchids in Situ', group, location and date unknown.

'Classification of Australian Flower Perfumes', to Maroondah Group, S.L.A.P., 18 November 1977;
'Natural Flower Perfumes and their Classification', to Brighton Horticultural Society, 7 March 1978.

'The Kimberleys', group and location unknown, 7 April 1984;
'A Botanist in the Kimberleys', to N.P.P.S. of Victoria, National Herbarium, 29 March 1985;
'The Wonderful Kimberley', to Bendigo Field Naturalists Club, location unknown, 14 August 1985.

'The Botanical Explorations of Baron Von Mueller', group unknown, Herbarium, 6 October 1986;
'Baron Von Mueller's Journey around Victoria', group, location and date unknown (two tapes).
Second radio series on 'Three German Investigators in 18th Century Australia and devoted to Baron Sir Ferdinand Von Mueller', includes interviews with Edward Kynaston (biographer), Dr. David Churchill and Mrs. Doris Sinkora of the Royal Botanic Gardens and Professor Carrick Chambers, University of Melbourne, 7 May 1980
Interview on ABC with Edward Kynaston (biographer), Dr. David Churchill and Mrs. Doris Sinkora of the Royal Botanic Gardens, 22 February 1982.

'My 34 years of impressions and associations at the National Herbarium', group and location unknown, 10 July 1990.

'Our Wildlife Heritage', group and location unknown, 18 May 1978;
'For Love of Creswick', Stella Bedggood Memorial Lecture, Field Naturalists Club of Ballarat, Ballarat, June 1979;
'Getting Away From It All Plantwise', to N.P.P.S. of Victoria, National Herbarium, 28 November 1980;
'Mountain Tops of Victoria and Tasmania', to N.P.P.S. of Victoria, location unknown, 16 March 1984;
'Plants of the Mornington Peninsula', group and location unknown, 15 May 1987;
'Wonders of the Far North', group and location unknown, 4 August 1987
'Courtney's Road', group unknown, South Belgrave, 5 March 1988;
'Fungi', to Brighton Horticultural Society, 4 September 1990;
'Flinders Range to Central Australia', group, location and date unknown;
'Botanical Glimpses in Tasmania', group, location and date unknown.

'Ireland', group and location unknown, 17 May 1979;
'New Zealand Tip to Toe', group and location unknown, 10 February 1983;
'A Naturalist in New Guinea', to N.P.P.S. of Victoria, National Herbarium, 27 May 1983;
'St Stephens', group and location unknown, 1984;
'Oberammergau', group and location unknown, 19 August 1985;
'Offshore Islands for the Naturalist', to N.P.P.S. of Victoria, Herbarium, 23 May 1986;
'A Botanist Visits China', group and location unknown, 13 November 1986;
'A Naturalist around the British Isles', to P.N.C.V., at the Royal Society Melbourne, 6 July 1988;
'Naturalist in the Arctic', group, location and date unknown;
'U.S.A.', group, location and date unknown;
'Windows on the World', group, location and date unknown.