Hypericum online

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

Literature

Authors	Year	Title
K. Kaplan, Grenzheuser, W., Lenski, H.	1989	Zur Verbreitung und Bestandssituation des Sumpf-Johanniskrautes (Hypericum elodes) im nordwestlichen Westfalen und in der Grafschaft Bentheim.
A. N. Sennikov	1993	Vidy sektsii Hirtella roda Hypericum (Hypericaceae) v stranakh SNG i Gruzii. (Species of the section Hirtella of the genus Hypericum (Hypericaceae) in the countries of the CIS and Georgia.)
J. Dagley	1994	Tutsan (Hypericum androsaemum) in Essex.
S. N. Biswas	1989	Three new taxa of Hypericum Linn. (Hypericaceae) from India, Nepal and Burma.
K. R. Shivanna, Ciampolini, F., Cresti, M.	1989	The structure and cytochemistry of the pistil of Hypericum calycinum: the stigma.
T. Kato	1990	Taxonomical studies on the Hypericum pseudopetiolatum complex: 4. Allozyme divergence and phylogenetic inference.
T. Kato	1987	Taxonomical studies on the Hypericum pseudopetiolatum complex: 3. Taxonomy.
T. Kato	1986	Taxonomical studies on the Hypericum pseudopetiolatum complex: 2. Natural hybridizations in Kyushu.
N. K. B. Robson	1990	Studies in the genus Hypericum L. (Guttiferae): 8. Sections 29. Brathys (part 2) and 30. Trigynobrathys.
N. K. B. Robson	1987	Studies in the genus Hypericum L. (Guttiferae): 7. Section 29. Brathys (part 1).
N. K. B. Robson	2002	Studies in the genus Hypericum L. (Guttiferae) 4(2). Section 9. Hypericum sensu lato (part 2): subsection 1. Hypericum series 1. Hypericum.
N. K. B. Robson	1993	Studies in Hypericum: validation of new names.
G. A Oterino, Lainz, M., Menendez, J. J. Lastra, Mayor, M.	1997	Sobre Hypericum tetrapterum Fr. e H. undulatum Schousb. ex Willd. en Asturias.
T. G. Leonova	1991	Rod Hypericum L. (Hypericaceae) vo flore Kavkaza. (De genere Hypericum L. (Hypericaceae) in flora Caucasi.)
X. Liang	1998	Research advances in Hypericum.
T. Nogueira, Duarte, F., Tavares, R., Curto, M. J. Marcelo, Bicchi, C., Rubiolo, P., Capelo, J., Lousa, M.	2000	Quimiotaxonomia do genero Hypericum L. em Portugal continental. (Chemotaxonomy of the Hypericum L. genus in continental Portugal.)
C. Barker, Cheek M.	1994	Plant portraits: 245. Hypericum buckleyi. Guttiferae.
C. Nor, Albring, D., Ferraz, A. B. F., Schripsema, J., Pires, V., Sonnet, P., Guillaume, D., von Poser, G. L.	2004	Phloroglucinol derivatives from four Hypericum species belonging to the Trigynobrathys section.
F. Kuginuki, Namba T.	1993	Pharmacognostical studies on the folk medicine in Japan: 13. On "Otogiri-so". Anatomical features of leaves and stems of genus Hypericum (Hypericaceae): 2.
N. K. B. Robson	1993	Parallel evolution in tropical montane Hypericum.
I. Hagemann	1987	On subspecific taxa of Hypericum empatrifolium (Hypericaceae) from Crete.
A. N. Sennikov	1996	Novyi vid zveroboya (Hypericum L., Hypericaceae) iz Kazakhstan. (Generis Hypericum L. (Hypericaceae) species nova e Kazachstania.)
P. Martonfi	2001	New species of the genus Hypericum sect. Hypericum (Guttiferae) from Slovakia.
Borisova, IV, Vernik, R. S., Norbobaeva, T.	1989	Nekotorye biologicheskie osobennosti Hypericum scabrum (Hypericaceae) v zapadnom Tyan-Shane. (Some biological features of Hypericum scabrum (Hypericaceae) from the the Western Tien Shan.)
G. M. Kitanov, Nedialkov P. T.	1998	Mangiferin and isomangiferin in some Hypericum species.
P. V. Arrigoni	1991	Le piante endemiche della Sardegna: 199.
S. Hinneri	1986	Karvakuisman (Hypericum hirsutum) kannanvaihteluista Turun saaristossa 1900-luvulla. (Changes in the populations of Hypericum hirsutum in the 1900s in the archipelago of Turku, SW Finland.)
J. D. Curtis, Lersten N. R.	1990	Internal secretory structures in Hypericum (Clusiaceae): H. perforatum L. and H. balearicum L.
L. Maffi, Benvenuti, S., R Fornasiero, B., Bianchi, A., Melegari, M.	2001	Inter-population variability of secondary metabolites in Hypericum spp. (Hypericaceae) of the northern Apennines, Italy.
F. E. Crackles	1990	Hypericum x desetangsii Lamotte nm. desetangsii in Yorkshire, with special reference to its spread along railways.
N. K. B. Robson	1995	Hypericum uralum.
E. Bombardelli, Morazzoni P.	1995	Hypericum perforatum.
P. Martonfi, Repcak, M., Ciccarelli, D., Garbari, F.	2001	Hypericum perforatum L.: chemotype without rutin from Italy.
D. Ciccarelli, Garbari, F., Robson, N. K. B.	2003	Hypericum perforatum L. (Clusiaceae) in Italy: some taxonomic remarks.
T. Ohba, Kimura Y.	2000	Hypericum mutilum L., naturalized in Chiba Prefecture, Japan.
P. Martonfi, Repcak, M., Mihokova, L.	1996	Hypericum maculatum Crantz subsp. maculatum x H. perforatum L. (Hypericaceae): corroboration of natural hybridization by secondary metabolite analysis.
N. K. B. Robson	2003	Hypericum botany.
L. H. Wu, Yang, D. P., Wang, F. S.	2002	Hypericum austroyunnanicum L. H. Wu et D. P. Yang, a new species of Hypericaceae from Yunnan, China.
C. T. Witsell	2007	Hypericum adpressum (Clusiaceae) new to Arkansas and Ouachita Mountains, U.S.A.
G. M. Kitanov	2001	Hypericin and pseudohypericin in some Hypericum species.
B. Bahadur, N Swamy R.	1997	Foliar epidermal features and their taxonomic significance in ten species of Hypericum L. (Hypericaceae).
R. Azadi	1999	Flora of Iran: no. 27. Guttiferae.
deCeballos ER	1995	Flora del valle de Lerma: Clusiaceae Lindley (= Guttiferae A. Juss.)
S. Doganca, Tuzun E.	1993	Flavonoids of Hypericum calycinum.
C. Reynaud	1991	Etude des teguments seminaux (observes au M.E.B.) de quelques Hypericum (Guttiferae) mediterraneens: 2. (Study of the seed-coat (investigated with S.E.M.) of some mediterranean species of Hypericum (Guttiferae): 2.)
A. M. Fernandez Ocana, C Lopez F.	1995	El genero Hypericum en el herbario Jaen en 1993.
A. Brzeg, Koczewska, K., Szkudlarz, P.	1988	Dziurawiec wytworny Hypericum elegans Steph. ex Willd.) w Katach pod Zamosciem - nowy gatunek pontyjski we florze Polski. (Hypericum elegans Steph. ex Willd. in the village Katy near Zamosc - a new pontic species in the Polish flora (SE Poland).)
T. Kato	1986	Does Hypericum penthorodes Kaidz. really exist as a species?
E. Rossi, Sidan M.	2001	Distribucion geografica de Hypericum mutilum L. subsp. multilum (Guttiferae) en la provincia de Tucuman (Argentina).
H. F. Lu, Hu Z. H.	2001	Comparative anatomy of secretory structures of leaves in Hypericum L.

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