Table 1.
(modified from Nürk and Blattner (submitted) with permission). Classification of the genus Hypericum L.A detailing sections, subsection and series (sensu Robson 1981 onwards), number of species per section, general distribution and specific citation for the systematic treatment. E = east, S = south, W = west, N = north.
| Classification Section / Subsect. / Series |
Number of species |
Distribution | Systematic treatment | |||
|---|---|---|---|---|---|---|
| 1. | Campylosporus (Spach) R. Keller | 10 | Tropical & SE Africa + adjacent islands, SW Iran | Robson, 1985: 178 | ||
| 2. | Psorophytum (Spach) Nyman | 1 | Spain (Balearic Islands) | Robson, 1985: 202 | ||
| 3. | Ascyreia Choisy | 43 | SE Europe, W to SE Asia, S China | Robson, 1985: 206; 2001: 49 | ||
| 4. | Takasagoya (Y. Kimura) N. Robson | 5 | Japan (Ryuku Island), Taiwan, Philippines | Robson, 1985: 288 | ||
| 5. | Androsaemum (Duhamel) Gordon | 4 | Macaronesia, W & S Europe to Iran, Saudi Arabia & Yemen | Robson, 1985: 297 | ||
| 6. | Inodora Stef. | 1 | NE Turkey, Georgia | Robson, 1985: 314 | ||
| 6a. | Umbraculoides N. Robson | 1 | Mexico (Oaxaca) | Robson, 1985: 317 | ||
| 7. | Roscyna (Spach) R. Keller | 2 | Central to E Asia, NE America | Robson, 2001: 52 | ||
| 8. | Bupleuroides Stef. | 1 | NE Turkey, Georgia | Robson, 2001: 49 | ||
| 9. | Hypericum L. | 42 | Europe, NW Africa, Asia, NW America; introduced (H. perforatum) into many other parts of the world |
Robson, 2002: 66 | ||
| 1. | Hypericum | 19 | Robson, 2002: 66 | |||
| 1. | Hypericum | 12 | Robson, 2002: 66 | |||
| 2. | Senanensia N. Robson | 7 | Robson, 2006: 28 | |||
| 2. | Erecta N. Robson | 23 | Robson, 2006: 42 | |||
| 9a. | Concinna N. Robson | 1 | USA (N California) | Robson, 2001: 61 | ||
| 9b. | Graveolentia N. Robson | 9 | SE Canada, eastern USA to Guatemala | Robson, 2006: 79 | ||
| 9c. | Sampsonia N. Robson | 2 | NE India to S Japan | Robson, 2001: 63 | ||
| 9d. | Elodeoida N. Robson | 5 | E & SE Asia (China to Kashmir) | Robson, 2001: 66 | ||
| 9e. | Monanthema N. Robson | 7 | E & SE Asia (China to Sri Lanka) | Robson, 2001: 75 | ||
| 10. | Olympia (Spach) Nyman | 4 | S Balkan peninsula, W Turkey, Aegean Islands | Robson, 2010a in press. | ||
| 11. | Campylopus Boiss. | 1 | S Bulgaria, NE Greece, NW Turkey | Robson, 2010a in press. | ||
| 12. | Origanifolia Stef. | 13 | Turkey, Georgia, Syria | Robson, 2010a in press. | ||
| 13. | Drosocarpium Spach | 11 | Madeira, Mediterranean to W Caucasus | Robson, 2010a in press. | ||
| 14. | Oligostema (Boiss.) Stef. | 6 | Europe, Macaronesia, Mediterranean | Robson, 2010a in press. | ||
| 15. | Thasia Boiss.B | 1 | Greece, Bulgaria, Turkey | Robson, 2010a in press. | ||
| 16. | Crossophyllum SpachB | 3 | N Aegean region, Turkey, Caucasus | Robson, 2010a in press. | ||
| 17. | Hirtella Stef. | 30 | W Mediterranean & S Europe to Altai | Robson, 2010b in press. | ||
| 1. | Stenadenum N. Robson | 12 | ||||
| 2. | Platyadenum N. Robson | 18 | ||||
| 1. | Lydia Sennikov | 5 | ||||
| 2. | Scabra N. Robson | 3 | ||||
| 3. | Abbreviata Semikov | 10 | ||||
| 18. | Taeniocarpium Jaub. & Spach | 28 | Europe, Mediterranean to Iran & Mongolia | Robson, 2010b in press. | ||
| 19. | Coridium Spach | 6 | Mediterranean, Alps, Caucasus | Robson, 2010b in press. | ||
| 20. | Myriandra (Spach) R. Keller | 29 | E & central North America to Honduras, Bermuda & Caribbean Islands; introduced (?) into the Azores |
Robson, 1996: 92 | ||
| 1. | Centrosperma R. Keller | 14 | Robson, 1996: 94 | |||
| 2. | Pseudobrathydium R. Keller | 1 | Robson, 1996: 112 | |||
| 3. | Suturosperma R. Keller | 7 | Robson, 1996: 113 | |||
| 4. | Brathydium (Spach) R. Keller | 2 | Robson, 1996: 122 | |||
| 5. | Ascyrum (L.) N. Robson | 5 | Robson, 1996: 124 | |||
| 21. | Webbia (Spach) R. Keller | 1 | Canary Islands, Madeira | Robson, 1996: 133 | ||
| 22. | Arthrophyllum Jaub. & Spach | 5 | S Turkey, Syria, Lebanon | Robson, 1996: 137 | ||
| 23. | Triadenioides Jaub. & Spach | 5 | S Turkey, Syria, Lebanon, Socotra | Robson, 1996: 141 | ||
| 24. | Heterophylla N. Robson | 1 | Turkey (NW & W-central Anatolia) | Robson, 1996: 146 | ||
| 25. | Adenotrias (Jaub. & Spach) R. Keller | 3 | S Morocco to Mediterranean | Robson, 1996: 147 | ||
| 26. | Humifusoideum R. Keller | 12 | Tropical & S Africa, Madagascar, SE to E Asia | Robson, 1996: 153 | ||
| 27. | Adenosepalum Spach | 25 | Canary Islands, Madeira, Europe, Africa, SW Asia | Robson, 1996: 170 | ||
| 1. | Aethiopica N. Robson | 7 | Robson, 1996: 172 | |||
| 2. | Pubescentes N. Robson | 6 | Robson, 1996: 181 | |||
| 3. | Caprifolia N. Robson | 3 | Robson, 1996: 189 | |||
| 4. | Adenosepalum | 9 | Robson, 1996: 193 | |||
| 28. | Elodes (Adans.) W. Koch | 1 | Azores & W Europe | Robson, 1996: 208 | ||
| 29. | Brathys (Mutis ex L. F.) Choisy | 87 | Central & South America, Caribbean Islands, SE Canada & eastern USA (S to Florida) |
Robson, 1987: 12; 1990: 12 | ||
| 1. | Styphelioides N. Robson | 2 | Robson, 1990: 16 | |||
| 2. | Phellotes N. Robson | 32 | Robson, 1990: 16 | |||
| 3. | Brathys | 39 | Robson, 1990: 27 | |||
| 4. | Spachium R. Keller | 14 | Robson, 1990: 29 | |||
| 30. | Trigynobrathys (Y. Kimura) N. Robson | 52 | South America to S Canada, E to SE Asia, the Hawaiian Islands, Australia, New Zealand, Africa; introduced into Europe |
Robson, 1990: 47 | ||
| 1. | Connatum (R. Keller) N. Robson | 27 | Robson, 1990: 51 | |||
| 2. | Knifa (Adans.) N. Robson | 25 | Robson, 1990: 95 | |||
Up to now, 457 species in 36 sections have been described in the monograph (Robson 1981 onwards). However, 9 species have been described additionally by several authors: H. dogonbadanicum Assadi (section Campylosporus, Iran), Iran. Journ. Bot. 2, 89 (1984); H. fosteri N. Robson (section Ascyreia, China), Acta Phytotax. Sin. 43, 271 (2005); H. wardianum N. Robson (section Ascyreia, China), Acta Phytotax. Sin. 43, 273 (2005); H. enshiense L.H. Wu & F.S. Wang (section Hypericum, China), Acta Phytotax. Sin. 42, 76 (2004); H. chejuense S.-J. Park & K.-J. Kim (section Hypericum subsection Erecta, Korea), Novon 15, 258 (2005); H. jeongjocksanense S.-J. Park & K.-J. Kim (section Hypericum subsection Erecta, Korea), Novon 15, 260 (2005); H. hubeiense L.H. Wu & D.P. Yang (section Elodeoida, China), Acta Phytotax. Sin. 42, 74 (2004); H. austroyunnanicum L.H. Wu & D.P. Yang (section Elodeoida, China), Acta Phytotax. Sin. 40, 77 (2002); H. haplophylloides Halácsy & Bald. (section “24a.” Haplophylloides N. Robson [in prep.: Hypericum monograph part 9], Albania), Verh. Zool.-Bot. Ges. Wien 42, 576 (1893). The following species were omitted from the monograph in error: Hypericum huber-morathii N. Robson (section Adenosepalum, Turkey), Notes Roy. Bot. Gard. Edinburgh 27, 197 (1967); H. minutum Davis & Poulter (section Adenosepalum, Turkey), Notes Roy. Bot. Gard. Edinburgh 21, 182 (1954); H formosissimum Takht. (section Adenosepalum, Turkey, Armenia, Iran), Not. Syst. Bot. Tiflis = Zametki po Sistematike i Geografii Rasteniĭ 9 (1940).
Sections 15 (Thasia) and 16 (Crossophyllum) have been recently merged (Robson 2010a, in press).