Literature

Authors	Year	Title
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.)
N. K. B. Robson	1972	Evolutionary recall in Hypericum (Guttiferae) .
N. M. Nürk, Scheriau, C., Madriñán, S.	2013	Explosive radiation in high Andean Hypericum– Rates of diversification among New World lineages
M. O. Karryev, Komissarenko N. F.	1980	Fitokhimicheskoe issledovanie rastenii roda Hypericum L. flory Turkmenii.
P. J. Calie, Schilling, E. E., Webb, D. H.	1983	Flavonoid chemistry of the generic segregates Ascyrum and Crookea of Hypericum.
S. Doganca, Tuzun E.	1993	Flavonoids of Hypericum calycinum.
deCeballos ER	1995	Flora del valle de Lerma: Clusiaceae Lindley (= Guttiferae A. Juss.)
C. R. Jimenez	1980	Flora ilustrada catarinense: 1 parte. Fasciculo as plantas. Hipericaceaes.
N. K. B. Robson	1978	Flora of Panama: 6. Family 123A. Hypericaceae.
Slusarski, SR, Cervi, A. C., Guimaraes, O. A., EP, dosSantos	2003	Florula do Morro dos Perdidos, Serra de Aracatuba, Estado do Parana, Brasil: Clusiaceae, genero Hypericum L.
B. Bahadur, N Swamy R.	1997	Foliar epidermal features and their taxonomic significance in ten species of Hypericum L. (Hypericaceae).
H. F. Lu, Cheng, C. G., Tang, X., Hu, Z. H.	2004	FTIR spectrum of Hypericum and Triadenum with reference to their identification.
G. M Martin	1995	Germinacion y requerimientos de luz de especies del genero Hypericum L. en las islas Canarias.
R. M. Nicoli, Russo A.	1971	Glanures corses: 9. Vieux usages medicaux insulaires: Hypericum hircinum L. 1753, vulneraire (Androsaemum hircinum Spach, 1836).
R. Ornduff	1975	Heterostyly and pollen flow in Hypericum aegypticum (Guttiferae).
L. : Geigy, Chemicals D. Agricultur	1973	Hypericaceae: St John's wort family.
G. M. Kitanov	2001	Hypericin and pseudohypericin in some Hypericum species.
C. T. Witsell	2007	Hypericum adpressum (Clusiaceae) new to Arkansas and Ouachita Mountains, U.S.A.
A. Boratynski, Tomlik, A., Zielinski, J.	1991	Hypericum aegypticum L. and Dianthus fruticosus L. on the island of Zakinthos (Greece).
G. A de Mera, Orellana, J. A. Vincente, Deil, U.	1997	Hypericum androsaemum L. (Guttiferae), nueva especie para la flora de Marruecos.
Y. Cusset	1997	Hypericum androsaemum L. aux confins de la Loire et de la Haute-Loire.
S. N. Biswas	1971	Hypericum assamicum S.N.Biswas (Hypericaceae) a new species from eastern Himalaya.
J. M. Rouet	1979	Hypericum australe dans le Var.
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.
J. E. Lousley	1971	Hypericum canadense L. in England.
F. P. Knight	1971	Hypericum chinense.
P. Martonfi, Michalek, J., Hadinec, J., Martonfiova, L., Repcak, M.	1999	Hypericum dubium: a new species of the Czech flora.
S. Rama K Murthy, S Rani, S., Pullaiah, T.	2004	Hypericum gaitii Haines (Hypericaceae), a new record for southern peninsular India.
S. N. Biswas	1972	Hypericum griffithii Hook. F. et Thoms, ex Dyer emend. S. N. Biswas - a noteworthy flowering plant from eastern Himalayas.
K. C. Sahni, Naithani H. B.	1980	Hypericum griffithii Hook. f. et Thoms. ex Dyer: a very rare shrub from Arunachal Pradesh.
F. K. Meyer	1978	Hypericum haplophylloides Hal. et Bald. - eine seltene Pflanze der westlichen Balkan-Halbinsel.
J. G. Puntieri, Brion C. A. M.	2006	Hypericum humifusum (Clusiaceae), nueva especie adventicia en la Argentina. [Hypericum humifusum (Clusiaceae). new adventive species in Argentina.]
E. D. Hatch	1982	Hypericum in the Waitakeres.
A. A. Khan, Agrawal, S., Khan, A.	2006	Hypericum japonicum Thunb. ex Murr. - a new record for Uttar Pradesh from Hastinapur Wildlife Sanctuary.
A. E. Kozhevnikov, Kozhevnikova Z. V.	2001	Hypericum laxum (Hypericaceae), a new species for the flora of Russia (Primorsky Territory).
A. Ramos	1985	Hypericum linarifolium Vahl en la Peninsula Iberica.
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.
R. M. Downs	1972	Hypericum mitchellianum in West Virginia.
T. Ohba, Kimura Y.	2000	Hypericum mutilum L., naturalized in Chiba Prefecture, Japan.
A. Carrillo	1985	Hypericum nummularium L.
E. J. Clement	2002	Hypericum olympicum in the British Isles.
N. K. B. Robson	1980	Hypericum olympicum: wild and cultivated.
D. Ciccarelli, Garbari, F., Robson, N. K. B.	2003	Hypericum perforatum L. (Clusiaceae) in Italy: some taxonomic remarks.
P. Martonfi, Repcak, M., Ciccarelli, D., Garbari, F.	2001	Hypericum perforatum L.: chemotype without rutin from Italy.
E. Bombardelli, Morazzoni P.	1995	Hypericum perforatum.
H. A. Keller, Crockett S. L.	2015	Hypericum robsonii spec. nova sect. Trigynobrathys (Hypericaceae) from the Misiones Province in Argentina
N. K. B. Robson	2005	Hypericum sect. Ascyreia (Clusiaceae): new species and subspecies from China.
N. K. B. Robson	1973	Hypericum sect. Brathys in Africa and Madagascar.
J. C. Rodriguez	1984	Hypericum silenoides var. Mexicanum, nueva combinacion.
N. K. B. Robson	1981	Hypericum specimens collected by Roy Lancaster in south-western China, October 1980.