Puller, R., Pain, C.F., and R.J. Johns. (1968). Tephrachronology of terraces and floodplains in Whakatane River Valley, New Zealand. N.Z. Soil Bureau Publication.
Johns, R.J. (1972). Vegetation. In Encyclopedia ofpapua New Guinea. pp. 1163-1170.
Johns, R. J. and Stevens, P. F. (1972). Mt Wilhelm flora: a check list of the species. Botany Bulletin 6 Dept. of Forests. Papua New Guinea. 60 pp.
Johns, R. J. (1974). The Montane Vegetation of Papua New Guinea. Science in New Guinea.
Johns, R. J. (1976-1978). Common Forest Trees of Papua New Guinea. 12 parts. 512 pages.
Johns, R. J. (1976). The Management of Successional Vegetation. In Gressift, L. J. editor Conservation and Ecology in Papua New Guinea. Wau Ecology Institute. Papua New Guinea.
Johns, R. J. (1977). The Vegetation of Papua New Guinea. Office of Forests. P.N.G. Reprinted 1984. Part 1. Altitudinal Zonation of Vegetation. Part 2. A Bibliography on New Guinea Vegetation.
Johns, R. J. (1978). A new approach to the construction of field keys for the identification of tropical trees. Aust. Jour. of Ecology 3: 403-409.
Johns, R. J. and Bellamy, A. (1979). The Ferns and Fern A1lies of Papua New Guinea. P.N.G. Dept. of Forests. Pts. 1-5
Pt. 1 List of New Guinea Families and Genera.
Pt. 2
Pt. 3 Matoniaceae
Pt. 4 Dipteridaceae
Pt. 5 Cheiropicuriacca
Johns, R. J. (1980). Forest Types of Papua New Guinea. The Dactydium nidulum Swamp Forests of the Southern Highlands. Klinkii
Johns, R. J. (1980). Notes on New Guinea Myrtaceac. Pts I to 111. Klinki
Johns, R. J. and Hay A. J. M. editors (1981). A students' guide to the Monocotyledons of Papua New Guinea. Part 1.
Johns, R. 1. (1981). The Ferns and Fern Allies of Papua New Guinea Parts 6 to 12. P.N.G.U.T. Research Report R 48 - 81.
Pt. 6 Ophioglossaceae
Pt. 7 Marattiaccae
Pt 8 Osmundaceae
Pt. 9 Psilotaceace
Pt. 10 Marsilleaccae
Pt. 11 Salviniaceae
Pt. 12 Azollaccae
Johns, R. J. (1981). Notes on New Guinea Myrtaceace. Pts. IV to VI. Klinki.
Johns, R. J. (1982). Plant Zonation. In Gressit, L. J. editor Biogeography and ecologv of new Guinea. Dr. Junk. Holland. pp. 309-330.
Johns, R. J. (1983). Common Forest Trees of Papua New Guinea, P" 1, 2, 3. Revised Edition. Forestry Department, P.N.G. University of Technology, Lae.
Johns, R. J. (1983). Papua New Guinea Ferns and Fern Allies: Prospects for Research. P.N. G. U. T. Research Report 19831 51.
Johns, R. J. (1983). Notes on New Guinea Myrtaceae. Pt Vil. The genus Lindsayomyrtus Hyland & Steenis. Klink! 2(3): 29-35.
Johns, R. J. (1983). Notes on New Guinea Myrtaceae. Pt VIII. The genus Psidium L. Klinki 2(3): 36-40,
Johns, R. J. (1983). Notes on New Guinea Myrtaceace. Pt IX. The genus Leptospermum I.R. et G. Forster. Klinki 2(3): 41-48.
Johns, R. 1. and Hay, A. J. M. editors (I 984). A guide to the Monocotyledons of Papua New Guinea. Part 2.
Johns, R. J. and Hay, A. J. M. editors (1984). A guide to the Monocotyledons of Papua New Guinea. Part 3.
Johns, R. J. and Hay, A. J. M. editors (1984). A guide to the Monocotyledons of Papua New Guinea. Part 4. The Orchidaceae (in part) by N. H. S. Howcroft.
Galegau, A. Gideon, 0. and Johns, R. J. (1985). The height- frequency method for sampling grasslands in Papua New Guinea. Klinki 3(i): 110-119.
Johns, R. J. (1985). The vegetation and flora of the South Naru area. Madang Province. Papua New Guinea. Klinki 3(t): 70-83.
Johns, R. J. (1986). The Instability of the Tropical Ecosystem in Papuasia. Blumea 31: 341- 371.
Johns, R. J. (1986). The Altitudinal Zonation of Ferns in Papuasia. Edinburgh.
Johns, R. J. and van Uffelon, G. (1986). Perispore morpholgy of Asplenium in Papuasia. Edinburgh. Poster abstract.
Johns, R.J. (1986). The influence of rainforest instability on the pteridophytes of tropical rainforest communities in New Guinea. Acta Bot. Neerl. 35: 115-129.
Johns, R. J. editor. (1987). The Watut Water Catchment Project. Final Report. South Pacific Regional Environmental Programnie.
Johns, R. J. and Simaga, 1. M. (1987). The Vegetation of the Watut Catchments. in Johns, R. 1. editor (I 987).. The grassland communities of the Watut Catchments. In Final Report. South Pacific Regional Environmental Programme.
Johns, R. J. (1987). A Provisional Classification of the dipterocarp forests of P.N.G. In Kostermans, A.J.G.H. editor Proceedings of the 3rd Round Table Conference on Dipterocarps’. Samarinda.
Johns, R. J. (1987). The natural regeneration of Anisoptera and Hopea in P.N.O. in Kostermans, A.J.G.H. editor. Proceedings of the 3rd Round Table Conference on Dipterocarps. Samarinda. pp. 213-233.
Johns, R. J. (1987). The Flowering Plants ofpapuasia. Part 1. Magnoliidae. Forestry Dept. P.N.G. University of Technology.
Johns, R. J. (1988). The Flowering Plants of Papuasia. Part 2. Hamamelidae. Christensen Research Institute Publication No 1. Forestry Dept. P.N.G. University of Technology.
Johns, R. J. and Siaguru, P. (1989). Terminalia brassii. In E. Westphal & P. C. M. Jansen (editors). Plant Resources of South East Asia, a selection. PUDOC, Wageningen.
Johns, R. J. (1988). The Management of Unstable Forest Ecosystems. in Dargarville. Symposium on Forest History. A.N.U. Australia.
Dart, P. et al. (incl. Johns, R.J.). (1989). A tropical Forest Action Plan for S W Pacific. CSC, UNESCO, PNGUT, UPNG.
Johns, R. J. (1989). The Flowering Plants of Papuasia. Part 3. Caryophyllidae. Christensen Research Institute Publication No 2. Forestry Dept. P.N.G. University of Technology.
Johns, R. J. (1989). The Influence of Droughts on Forest Vegetation in New Guinea. Mountain Research and Development.
Johns, R. 1. (1989). A check list of the species of Calamus and Korthatsia described from Papuasia. Rattan Research Report No. 1989/1. Forestry Dept. P.N.G.U.T./I.D.R.C.
Johns, R. J. (1989). A list of the collections of Calamus from Papuasia. Rattan Research Report No. 1989/2. Forestry Dept. P.N.G.U.T./I.D. R.C.
Johns, R. J. (1989). A Guide to the Collection and Field Description of Calamus (Palinae) from Papuasia. Rattan Research Report No. 1989/3. Forestry Dept. P.N.G.U.T./I.D.R.C.
Johns, R. J. (1989). Plant Resources of Papua New Guinea. Plant Resources of South East Asia. Proceedings of the First PROSEA International Symposium. pp. 192-200.
Johns, R. J. (1989). Rattans of Papua New Guinea. Plant Resources of South East Asia. Proceedings of the First PROSEA International Symposium. pp. 267-268.
Johns, R. 1. (1989). The Illusionary Concept of Climax Vegetation. Abstracts of Papers. Flora Malesiana Symposium. p.34.
Johns, R. 1. (1989). Revision of the genus Oleandra (Oleandraceac). Abstracts of Papers. Flora Matesiana Symposium. P. 34.
Johns, R. J. (1989). Beitrage zur Flora de Papuasia. A check list of the papers and an index to the families. Klinki 4.
Johns, R. J. (1989). An Index to the Families and Genera in Beitrage zur Flora de Papuasia.' Klinki 4:
Johns, R. J. (1991). 177. Huperzia pinifolia. Curtis's Bot. Magazine 8: 123-128.
Johns, R. J. (1991). 178. Diplazium proliferum. Curtis's Bot. Magazine 8: 128-133. Johns, R. J. (1991). 179. Anglopteris elliptica. Curtis's Bot. Magazine 8: 133-140.
Johns, R. J. (1991). The Fem Herbarium of Thomas Moore. Curtis's Bot. Magazine 8: 147- 154,
Johns, R. 1. and Edwards, P. (1991). Vegetative reproduction in the Pteridophytes. Curtis's Rot. Magazine 8: 109-112.
Johns, R. J. (1992). Regeneration Following Logging of Lowland Rainfol-est Species in New Guinea. (eds. J. Sayers and T.C. Whitmore).
Johns, R.J. (1992). Biodiversity and Conservation of the Native flora of New Guinea.
Johns, R.J., Wong, W.C. Ilic, J. & Hoffman, M.H.A. (1993). Anisoplera Korth. pp. 94-102. In 1. Socriangat-a & R.H.M.J. Lemmens (eds.) Plant Resources of South-East Asia 5. Timber trees: Major commercial timbers.
Lamb, D., Johns, R.J., Keeting, W.G., Ilic, J. & Jongkind, C.C.H. (1993). Intsia. Thours. pp. 200-21 1. In 1. Sceriangara & R. H. M.J. Lemmens (eds.) Plant Resources of South-East Asia S. Timber trees: Major commercial timbers.
Johns, R.I., Laming, P.B., den Outer, R.W. & Sosef, M.S.M. (1993). Intsia Thouars. pp. 264- 270. In 1. Soeriangara & R.H.M.J. Lemmens (eds.) Plant Resources of South-East Asia 5. Timber trees: Major commercial timbers.
Johns, R.J. (1994). Conservation Needs Assessment in Papua New Guinea. Proceedings of VI International Congress of Ecology. Progress to meet the Challenge of Environmental Change. Abstract. p. 106.
Johns, R.J. (1994). The sustainable management of tropical rain forest. What are we trying to manage? Proceedings of VI International Congress of Ecology. Progress to fneet the Challenge of Environmental Change. Abstract. p. 106.
Johns, R.J. (1995). Matesia - An Introduction. Curtis'sBotanicalmagazine 12(2):52-61. Johns, R.J. (1995). Papuacedrus papuana. Curtis's Botanical Magazine 12(2): 66-73.
Johns, R.J. & 0. Argent. (1995). Rhododendron culminicolum. Curtis's Botanical Magazine 12(2)- 77-85.
Johns, R.J. (1995). Lecanopteris lomarioides. Curtis's Botanical Magazine 12(2): 89-94. Johns, R.J. (1995). Endemism in the Malesian Flora. Curtis's Botanical Magazine 12(2): 95-110.
Shaffer-Fehre, M., Johns, R.J., Camus, J. & Gibby, M. (1995). Pteridology Symposium '95. Pteridology in Perspective. Paper and Poster Abstracts.
Johns, R.J. (1995). Flora and Vegetation of NE Kepala ]3urung, Irian Jaya, Indonesia. Abstract in Shaffer-Fehre, M., Johns, R.J., Camus, J. & Gibby, M. (1995). Pteridology Symposium '95. Pteridology in Perspective. Paper and Poster Abstrarts.
Johns, R.J. (1995). Field studies on species in Asplenium L. sect. Thamnopteris Prest. complex collected in the NE Kepata Burung, Irian Jaya, Indonesia. Abstract in Shaffer-Fehre, M., Johns, R.J., Camus, J. & Gibby, M. (1995). Pteridology Symposium '95. Pteridology in Perspective. Paper and Poster Abstracts.
Johns, R.J. (1995). A re-collection of Thysanosoria pteridiformis (Cesati) C, Chr. (Lamariopsidaceae). Abstracts in Shaffer-Fehre, M., Johns, R.J., Canius, J. & Gibby, M. (1995). Pteridology Symposium '95. Pteridology in Perspective. Paper and Poster Abstracts.
Johns, R.J. and Edwards, D.S. (1995). The fems and fern allies of Brunei Darussalam. Abstract in Shaffer-Febre, M., Johns, R.J., Camus, J. & Gibby, M. (1995). Pteridology Symposium 195. Pteridology in Perspective. Paper and Poster Abstracts.
Davis, S.D., Ashton, P.S. and Johns, R.J. (1995). Regional Overview: South East Asia in Davis, S.D., Heywood, V.H. & Hamilton, A.C. (eds). Centers of Plant Diversity: A Guide and Strategy for their Conseravtion. Vol. 2: Asia, Australasia and the Pacific. IUCN Publications Unit, Cambridge, U.K.
Johns, R.J. (1995). Data Sheet - Bismarck Falls [Mt Wilhelm, Mt Otto, Schrader Range, Mt Hellwig, Gahavisuka] in Davis, S.D., Heywood, V.H. & Hamilton, A.C. (eds). Centers of Plant Diversity: A Guide and Strategy for their Conseravtion. Vol. 2: Asia, Australasia and the Pacific. IUCN Publications Unit, Cambridge, U.K.
Johns, R.J. (1995). Data Sheet -Huon Peninsula [Mt Bangeta, Rawlinson Range, Cromwell Ranges, Sialum Terraces] in Davis, S.D., Heywood, V.H. & Hamilton, A.C. (eds). Centers of Plant Diversity: A Guide and Strategy for their Conservation. Vol. 2: Asia, Australasia and the Pacific. IUCN Publications Unit, Cambridge, U.K.
Johns, R.J. (1995). Data Sheet - Menyamya, Aseki. Amungwiwa, Bowutu Mts., Lasauga Is. in Davis, S.D., Heywood, V.H. & Hamilton, A.C. (eds). Centers of Plant Diversity: A Guide and Strategy for their Conseravtion. Vol. 2-. Asia, Australasia and the Pacific. IUCN Publications Unit, Cambridge, U.K.
Johns, R.J. (1995). Data Sheet - Mt Giluwe, Tati Gap, Doma Peaks in Davis, S.D., Heywood, V.H. & Hamilton, A.C. (eds). Centers of Plant Diversity: A Guide and Strategy for their Conservation. Vol. 2: Asia, Australasia and the Pacific. IUCN Publications Unit, Cambridge, U.K.
Johns, R.J. (1995). Data Sheet - Southern Fly Platform in Davis, S.D., Heywood, V.H. & Hamilton, A.C. (eds). Centers of Plant Diversity: A Guide and Strategy for their Conservation. Vol. 2: Asia, Australasia and the Pacific. IUCN Publications Unit, Cambridge, U.K.
Camus, J.M., Gibby, M. & Johns, R.J. eds. (1996). Pteridology in Perspective. Royal Botanic Gardens, Kew.
Johns, R.J. (1996). A re-collection of Thysanosoria A.Gepp in Gibbs (Lomariopsidaceac). pp. 175-178. In Camus, J.M., Gibby, M. & Johns, R.I. Pteridology in Perspective. Royal Botanic Gardens, Kew.
Johns, R.J. and Edwards, D.S. (1996). The Pteridophytea of Brunei Darussalam. pp. 179-1 80. In Camus, J.M., Gibby, M. & Johns, R.J. Pteridology in Perspective. Royal Botanic Gardens, Kew.
Johns, R.J. (1996). A field study of Asplenium sect. Thamnopteris (Aspleniaceac) in the N.E. Kepala Burung, Irian Jaya, Indonesia.. pp. 337-340. In Camus, J.M., Gibby, M. & Johns, R.J. Pteridology in Perspective. Royal Botanic Gardens, Kew.
Johns, R.J. with Edwards, P.J. and Pichi Sermolli, R.E.G. (I 996). Index Filicum - Supplementum Sextum pro annis 1976-1990. 414 p. Royal Botanic Gardens, Kew.
Johns, R. J. (1997). History of the botanical exploration of Irian Jaya. In Johns, R.J. Background Papers for the study of the Flora and Vegetation of the NE Kepala Burung, Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.J. (1997). The flora of the Kepata Burung - the flora of Irian Jaya. In Johns, R.I. Background Papers for the study of the Flora and Vegetation of the NE Kepala Burung, Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.J. (1997). The vegetation of Irian Jaya. In Johns, R.J. Background Papers for the study of the Flora and Vegetation of the NE Kepala Burung, Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.J. (1997). The physical environment - N.E. Kepata Burung, Irian Jaya, Indonesia. In Johns, R.I. Background Papers for the study of the Flora and Vegetation of the NE Kepala Burung, Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.J. (1997). Conservation in the Kepala Burung, Irian Jaya, Indonesia. In Johns, R.J. Background Papers for the study of the Flora and Vegetation of the NE Kepala Burung, Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.I. (1997). Bibliography on the Vegetation and Flora in Irian Jaya, Indonesia. In Johns, R.J. Background Papers for the study of the Flora and Vegetation of the NE Kepala Burung, Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.J., Edwards, P.J. and Kowalska, D. (1997). A check list of the fern allies, fems and gymnosperms of the Kepala Burung (Vogelkop), Irian Jaya, Indonesia. Royal Botanic Gardens, Kew.
Johns, R.I. ed. (1997). Holftum Memorial Volume. Royal Botanic Gardens, Kew. Johns, R.J. with Edwards, P.J., Davies, R. and Challis, K. (1997). Index Filicum - Supplementum Septinium pro annis 1991-1995. 124 p. Royal Botanic Gardens, Kew.
Johns, R.J. (1998). Unlocking the secrets of a botanical gold mine. Review 48:12-15.
Johns, R.J. (1998).A preliminary checklist of the alpine and subalpine flora of the Mt Jaya, Contract of Work area in Irian Jaya, Indonesia. Unpublished.
Johns, R.J. (1999). Unlocking the secrets of a botanical gold mine. Conservation 10: 29.
Johns, R.J. and A. Hidayat. (1999) The Biodiversity of the Freeport Contract of Work Area
(Mt. Jaya project area) with notes on its significance to the conservation of the proposed Lorentz World Heritage Area - Irian Jaya, Indonesia. Invited paper presented to the conference on the Botany of Eastern Indonesia on the occasion of the 5& Anniversary of the Bali Botanic Gardens.
Johns, R.I., Edwards, P.J., Sadiii, A., Barton, H., Puradyatmika, P. and Tekege, D. (1998). The Taxonomy, Distribution and Ecology of Tree Fems in Irian Jaya: Preliminary Field Observations. Paper presented to the Fourth Flora Malesiana Symposium, Kuala Lumpur.
Johns, R. J. and Hidayat, A. (1999). Report on the Species Trials on Consolidated Overburden at Carstensz Meadow, Mt Jaya - Irian Jaya, Indonesia. 1. The tree fern trials (Cyathea - Cyatheaceac). c. 90 pages
Johns, R. J., Rtidall, P. and Hidayat, A. (1999). Report on the Species Trials on Consolidated Overburden at Carstensz Meadow, Mt Jaya - Irian Jaya, Indonesia. 11. Trials of the flowering plants and gymnosperms. c. 15 pages
Wise, R. and Johns, R.J. (2000). Vegetation Zones of New Guinea. 5. Heath Forest. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2000). Vegetation Zones of New Guinea 7. . RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2000). Vegetation Zones of Now Guinea. 9. . RBO Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2000). Vegetation Zones of New Guinea 10. . RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2000). Rhododendrons of New Guinea. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Johns, R.J. and Utteridge, T.M.A. (2000). The Mount Jaya Project. A preliminary report on the project results to March 3 I" 2000. A co-operative project of The Herbarium Bogoriense and the Kebun Raya, Bogor, Java; The Biodiversity Centre of Cenderawasih University, Manokwati, Irian Jaya; The Environmental Department of Freeport, Irian Jaya; Rio Tinto and The Royal Botanic Gardens, Kew.
Johns, R.J., Clarkson, J.J., Edwards, P.J. and Thompson, S.J.M. (2000). The genus Asplenium in tropical Africa: an overview of its taxonomy, biogeography and centres of diversity. Abstracts. XVIth AETFAT'Congress, Belgium, September 2000.
Johns, R. J. (2001). Spore ornamentation and the species of simple-fronded Asplenium (Aspleniaceae) in the Cameroon, west Tropical Africa. Proceedings of the Pollen and Spore Conference. Editor M. Harley.
Johns, R.J. (2001). Out of the past. Kew (Autumn 2001): 22-25.
Wise, R. and Johns, R.J. (2001). Vegetation Zones of New Guinea. RBO Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2001). Vegetation Zones of New Guinea. 1. Coastal Vegetation. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (200 1). Vegetation Zones of New Guinea 2. Mangrove Vegetation. RBO Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2001). Vegetation Zones of New Guinea. 3. Swamp Forest. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.I. (200 1). Vegetation Zones of Now Guinea. 4. Lowland Rain Forest. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2001). Vegetation Zones of New Guinea 6. Lower Montane Forest. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R. and Johns, R.J. (2001). Vegetation Zones of Now Guinea. 8. Upper Montane Forest. RBO Kew, Rio Tinto, P.T. Freeport, Indonesia.
Wise, R., Wood, J. and Johns, R.I. (2001). Orchids of New Guinea. RBG Kew, Rio Tinto, P.T. Freeport, Indonesia.
Hind, D.J.N. & Johns, R.J. (2002). A new alpine species of Ixeridium(Compositae: Lactuceae). Contributions to the Flora of Mt Jaya, VII. Kew Bull. 57: 697-703.
Johns, R.J. (2002). A comparison of Floristic Aspects of Mount Kinabalu and Mount Jaya. Sabah Parks Nature Journal 4: 95-112.
Johns, R.J. (2002). Aspienium section Thamnopteris (Aspleniaceae) - new information leading to better taxonomy of the section. Abstracts: Flora Malesiana, Sydney, Australia.
Johns, R.J. (2002). Preliminary studies of the genus Cyathea (Cyatheaceae) on Mt Jaya, Papua: Field Collections, New Swamp Species, Perispore Ornamentation and the Natural Groups, and Trunk Anatomy of Cyathea - Preliminary studies. Abstracts: Flora Malesiana, Sydney, Australia.
Johns, R.J. (2002). New Guinea - Botanical Diversity and Conservation of the Flora - a study from the Mount Jaya area. Abstracts lvth Flora Malesiana Conference, Sydney.
Johns, R.J. (2002). The Biodiversity and Conservation of the Pteridophytes of New Guinea. In: Proceedings of the International Symposium on Fern Floras World Wide - Threats and Responses. IUCNIBPS. Fern Gazette 16: 463.
Johns, R.J. (2003). Biodiversity Studies of the Freeport Contract of Works Area – ‘A Botanical Goldmine’ and their significance to the Management and Conservation of the Lorentz W.H.A. Meeting in Gland. ICMM and IUCN.
Hind, D.J.N. & Johns, R.J. (2003). New species of Papuacalia (Compositae: Senecioneae). Contributions to the Flora of Mt Jaya, XI. Kew Bull. 58: 380-402.
Paton, A. and Johns, R.J. (2004). A new species subalpine species, Atjuga novoguineesis Paton & Johns (Labiatae). Contributions to the Flora of Mt Jaya, XII. Kew Bull. 59.
Johns, R.I., Utteridge, T.M.A., Edwards, P.J. and Hopkins, H.F. (2006). A guide to the subalpine and alpine plants of Mt Jaya. Board of Trustees of the Royal Botanic Gardens, Kew. Pp. 653.
Chambers, C. Edwards, P.J. & Johns, R.J. (2006). A new species of Blechnum (Blechnacae) from Mt Jaya. Contributions to the Flora of Mt Jaya, XVI, Kew Bull. Xx
Johns, R.I., Shea, G.A. & Puradyatmika, P. (2006). Chapter 5.6. Coastal vegetation of Papua. Ecology of Papua.
Johns, R.I., Shea, G.A. & Puradyatmika, P. (2006). Chapter 5.7. Lowland Swamp and peat vegetation of Papua. Ecology of Papua.
Johns, R.I., Shea, G.A. & Puradyatmika, P. (2006). Chapter 5.8. Lowland vegetation of Papua. Ecology of Papua.
Johns, R.J., Shea, G.A. & Puradyatmika, P. (2006). Chapter 5.9. Heath vegetation of Papua. Ecology of Papua.
Johns, R.J., Shea, G.A., Vink, W. & Puradyatmika, P. (2006). Chapter 5.10. Montane vegetation of Papua. Ecology of Papua.
Johns, R.J., Shea, G.A., & Puradyatmika, P. (2006). Chapter 5.10. Subalpine and alpine vegetation of Papua. Ecology of Papua.
Johns, R.J. (submitted). An Introduction to the New Guinea database, with notes on the Zingiberaccae, specificallyriedelia. Proc. 4th Internatl. Symp. on Zingiberaceae.
