Literature

Authors	Year	Title
N. M. Nürk, Blattner F. R.	2010	Cladistic analysis of morphological characters in Hypericum (Hypericaceae)
R. A Nunez	1983	Estudio biosistematico del genero Hypericum L. (Guttiferae) en la Peninsula Iberica e Islas Baleares: 1. Caracteres seminales.
R. A Nunez	1984	Taxonomia de Hypericum hircinum L. var. Cambessedesii (Cosson ex Barcelo) Ramos.
R. A Nunez	1985	Taxonomia de Hypericum hyssopifolium Chaix y especies relacionadas.
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.
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.)
R. M. Nicoli, Russo A.	1971	Glanures corses: 9. Vieux usages medicaux insulaires: Hypericum hircinum L. 1753, vulneraire (Androsaemum hircinum Spach, 1836).
S. Rama K Murthy, S Rani, S., Pullaiah, T.	2004	Hypericum gaitii Haines (Hypericaceae), a new record for southern peninsular India.
F. K. Meyer	1978	Hypericum haplophylloides Hal. et Bald. - eine seltene Pflanze der westlichen Balkan-Halbinsel.
A. S. Meseguer, Lobo, J. M., Ree, R., Beerling, D. J., Sanmartin, I.	20152015	Integrating Fossils, Phylogenies, and Niche Models into Biogeography to Reveal Ancient Evolutionary History: The Case of Hypericum (Hypericaceae)
G. A de Mera, Orellana, J. A. Vincente, Deil, U.	1997	Hypericum androsaemum L. (Guttiferae), nueva especie para la flora de Marruecos.
P. Martonfi, Repcak, M., Zanvit, P.	2006	Secondary metabolites variation in Hypericum maculatum and its relatives.
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.
P. Martonfi, Repcak, M., Ciccarelli, D., Garbari, F.	2001	Hypericum perforatum L.: chemotype without rutin from Italy.
P. Martonfi, Michalek, J., Hadinec, J., Martonfiova, L., Repcak, M.	1999	Hypericum dubium: a new species of the Czech flora.
P. Martonfi	2001	New species of the genus Hypericum sect. Hypericum (Guttiferae) from Slovakia.
G. M Martin	1995	Germinacion y requerimientos de luz de especies del genero Hypericum L. en las islas Canarias.
F. Flora Malesiana	1972	Identification lists of Malaysian specimens: 42-46.
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.
J. Madalski	1982	Guttiferae.
H. F. Lu, Hu Z. H.	2001	Comparative anatomy of secretory structures of leaves in Hypericum L.
H. F. Lu, Cheng, C. G., Tang, X., Hu, Z. H.	2004	FTIR spectrum of Hypericum and Triadenum with reference to their identification.
S. K Lozykowska, Dabrowska J.	1996	Topaz: Polska odmiana dziurawca zwyczajnego (Hypericum perforatum L.) (Topaz: the Polish variety of St. John Wort (Hypericum perforatum L.).)
J. E. Lousley	1971	Hypericum canadense L. in England.
A. Liston	1985	Discoveries in the Flora of Israel. New floristic records from Mt. Hermon and northern Golan.
X. Liang	1998	Research advances in Hypericum.
Z. Y. Li	1988	Two new varieties from China.
T. G. Leonova	1991	Rod Hypericum L. (Hypericaceae) vo flore Kavkaza. (De genere Hypericum L. (Hypericaceae) in flora Caucasi.)
R. Lancaster, Robson N.	1997	Bowls of beauty.
D. C de la Guardia, others and	1994	Estudios palinologicos en Dilleniidae del sureste de la peninsula Iberica.
S. Kusari, Sezgin, S., Nigutova, K., Cellarova, E., Spiteller, M.	2015	Spatial chemo-profiling of hypericin and related phytochemicals in Hypericum species using MALDI-HRMS imaging
F. Kuginuki, Namba T.	1993	Pharmacognostical studies on the folk medicine in Japan: 10. On "Otogiri-so". Anatomical features of leaves and stems of Hypericum and Triadenum (Hypericaceae): 1.
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.
A. E. Kozhevnikov, Kozhevnikova Z. V.	2001	Hypericum laxum (Hypericaceae), a new species for the flora of Russia (Primorsky Territory).
T. Kowal, Pic, S., Wesolowska, M., Buk, B., Rydzewska, H.	1977	The distribution and abundance of natural locations of Centaurium umbellatum Gilib., Frangula alnus Mill., Helichrysum arenarium (L.) Moench, and Hypericum perforatum L., in the area of voivodships of Poznan, Konin, Leszno, and Kalisz.
M. Kogi	1984	A karyomorphological study of the genus Hypericum (Hypericaceae) in Japan.
F. P. Knight	1971	Hypericum chinense.
G. M. Kitanov, Nedialkov P. T.	1998	Mangiferin and isomangiferin in some Hypericum species.
G. M. Kitanov	2001	Hypericin and pseudohypericin in some Hypericum species.
Y. Kimura	1980	The type specimen of Hypericum japonicum Thunberg.
D. J. B. Killick, Robson N. K. B.	1976	Clusiaceae (nom. alt. Guttiferae).
D. J. B. Killick	1979	Notes on African plants: Clusiaceae. Omission of Hypericum oligandrum from the Flora of Southern Africa.
A. A. Khan, Agrawal, S., Khan, A.	2006	Hypericum japonicum Thunb. ex Murr. - a new record for Uttar Pradesh from Hastinapur Wildlife Sanctuary.
H. A. Keller, Crockett S. L.	2015	Hypericum robsonii spec. nova sect. Trigynobrathys (Hypericaceae) from the Misiones Province in Argentina
T. Kato	1985	Taxonomical studies on the Hypericum pseudopetiolatum complex 1. Geographical differentiation in the Japan Archipelago.
T. Kato	1986	Taxonomical studies on the Hypericum pseudopetiolatum complex: 2. Natural hybridizations in Kyushu.
T. Kato	1986	Does Hypericum penthorodes Kaidz. really exist as a species?
T. Kato	1987	Taxonomical studies on the Hypericum pseudopetiolatum complex: 3. Taxonomy.
T. Kato	1988	Allozyme variation in Hypericum pseudopetiolatum R.Keller (Hypericaceae) in Hokkaido and Tohoku district.
T. Kato	1990	Taxonomical studies on the Hypericum pseudopetiolatum complex: 4. Allozyme divergence and phylogenetic inference.

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