Hypericum online

A site dedicated to Hypericum – The St John’s Worts

Literature

Authorssort descendingYearTitle
D. Ciccarelli, Garbari, F., Robson, N. K. B.2003Hypericum perforatum L. (Clusiaceae) in Italy: some taxonomic remarks.
J. M. Gillett, Robson N. K. B.1981The St. John's-wort of Canada (Guttiferae).
D. J. B. Killick, Robson N. K. B.1976Clusiaceae (nom. alt. Guttiferae).
N. K. B. Robson2012Studies in the genus Hypericum L. (Hypericaceae) 9. Addenda, corrigenda, keys, lists and general discussion
N. K. B. Robson2010Studies in the genus Hypericum L. (Hypericaceae) 5(1). Sections 10. Olympia to 15/16. Crossophyllum.
N. K. B. Robson2010Studies in the genus Hypericum L (Hypericaceae) 5(2). Sections 17. Hirtella to 19. Coridium.
N. K. B. Robson2006Studies in the genus Hypericum L. (Clusiaceae). Section 9. Hypericum sensu lato (part3): subsection 1. Hypericum series 2. Senanensia, subsection2. Erecta and section 9b. Graveolentia.
N. K. B. Robson2005Hypericum sect. Ascyreia (Clusiaceae): new species and subspecies from China.
N. K. B. Robson2003(1573) Proposal to conserve the name Hypericum xdesetangsii Lamotte (Clusiaceae) with a conserved type.
N. K. B. Robson2002Studies in the genus Hypericum L. (Guttiferae) 4(2). Section 9. Hypericum sensu lato (part 2): subsection 1. Hypericum series 1. Hypericum.
N. K. B. Robson2001Studies in the genus Hypericum L. (Guttiferae) 4(1). Section 7. Roscyna to 9. Hypericum sensu lato (part 1).
N. K. B. Robson1998Plant portraits: 337. Hypericum subsessile. Clusiaceae (Guttiferae).
N. K. B. Robson1996Studies in the genus Hypericum L. (Guttiferae) 6. Sections 20. Myriandra to 28. Elodes
N. K. B. Robson1995Hypericum uralum.
N. K. B. Robson1993Parallel evolution in tropical montane Hypericum.
N. K. B. Robson1993Studies in Hypericum: validation of new names.
N. K. B. Robson1990(971) Proposal to conserve the name Hypericum japonicum Thunb. ex Murray against H. chinense Osbeck (Guttiferae).
N. K. B. Robson1990(972) Proposal to reject the name Hypericum quadrangulum L. (Guttiferae).
N. K. B. Robson1990Studies in the genus Hypericum L. (Guttiferae): 8. Sections 29. Brathys (part 2) and 30. Trigynobrathys.
N. K. B. Robson1987Studies in the genus Hypericum L. (Guttiferae): 7. Section 29. Brathys (part 1).
N. K. B. Robson1987An Iranian floristic link with Socotra in Hypericum (Hypericaceae).
N. K. B. Robson1986A review of Hypericum sect. Hirtella.
N. K. B. Robson1985Studies in the genus Hypericum L. (Guttiferae): 3. Sections: 1. Campylosporus to: 6a. Umbraculoides.
N. K. B. Robson1984British and Irish St. John's Worts: 4. Hypericum linariifolium and H. humifusum.
N. K. B. Robson1984British and Irish St John's worts: 2.
N. K. B. Robson1984British and Irish St. John's worts: 3.
N. K. B. Robson1983British and Irish St. John's worts: 1. Introduction and shrubby species.
N. K. B. Robson1981Studies in the genus Hypericum L. (Guttiferae). 2. Characters of the genus.
N. K. B. Robson1981Hypericum specimens collected by Roy Lancaster in south-western China, October 1980.
N. K. B. Robson1981Studies in the genus Hypericum L. (Guttiferae): 2. Characters of the genus.
N. K. B. Robson1980A new species of Hypericum from Angola.
N. K. B. Robson1980Hypericum olympicum: wild and cultivated.
N. K. B. Robson1979Parallel evolution in African and Mascarene Hypericum.
N. K. B. Robson1978Flora of Panama: 6. Family 123A. Hypericaceae.
N. K. B. Robson1977Notes on some Nepalese and Indian Hypericum.
N. K. B. Robson1977Studies in the genus Hypericum L. (Guttiferae): 1. Infrageneric classification.
N. K. B. Robson1973Hypericum sect. Brathys in Africa and Madagascar.
N. K. B. Robson1973Notes on Malesian species of Hypericum (Guttiferae) Florae Malesianae Praecursores: 52.
N. K. B. Robson1973Flora of West Pakistan: no. 32. Guttiferae.
N. K. B. Robson1972Evolutionary recall in Hypericum (Guttiferae) .
N. K. B. Robson1972Hypericum x destangsii.
N. K. B. Robson1972Identification lists of Malaysian specimens: 46. Hypericum.
N. K. B. Robson1973Hypericum.
N. K. B. Robson, Davis P. H.1980A new Turkish species of Hypericum sect. Arthrophyllum.
N. K. B. Robson2003Hypericum botany.
N. K. B. Robson, Long D. G.1983Notes relating to the Flora of Bhutan: 7. Notes on Hypericum L.
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