Hypericaceae

Guttiferae

Cratoxylum Blume

Last edited by Pieter B. Pelser, 14 July 2026
  1. Cratoxylum cochinchinense (Lour.) Blume, Mus. Bot. 2 (1856) 17; Merrill, EPFP 3 (1923) 77; Robson, Fl. Males. ser. 1, 8 (1974) 7; Mustaqim & Amboupe, PJS 149 (2020) 676; ≡ Hypericum cochinchinense Lour., Fl. Cochinch. (1790) 472. = Cratoxylum hypoleucum Elmer, LPB 5 (1913) 1787. = Cratoxylum ligustrinum (Spach) Blume, Mus. Bot. 2 (1856) 16; Merrill, EPFP 3 (1923) 77; ≡ Ancistrolobus ligustrinus Spach, Ann. Sci. Nat. (Paris), 2nd Sér. 5 (1836) 352. Distribution: Borneo, China, Hong Kong, Indochina, Malay Peninsula, Myanmar, Philippines, Sulawesi, Sumatra, Thailand. BALABAC, BUSUANGA, CULION, LAGEN, LUZON: Batangas, Camarines, Laguna, Quezon, Zambales, MINDANAO: Davao Oriental, MINDORO, PALAWAN, PANAY, SIBUYAN. Notes: Low and medium elevation thickets and secondary forests. 0-500(-1200)m. Conservation status: Least Concern (IUCN 3.1). Native.
  2. Cratoxylum formosum (Jack) Benth. & Hook.f. ex Dyer, Fl. Brit. India 1 (1874) 258; Fern.-Vill., Novis. App. (1880) 16; S.Vidal, Sinopsis Atlas (1883) 14; Phan. Cuming. Philip. (1885) 95; Rev. Pl. Vasc. Filip. (1886) 52; Merrill, PJS 4c (1909) 294; Sp. Blancoanae (1918) 285; Robson, Fl. Males. ser. 1, 8 (1974) 9; Romeroso et al., J. Asia-Pacific biodiv. 17 (2024) 11; ≡ Elodes formosa Jack, Malayan Misc. 2 (1822) 24. Distribution: Andaman Isls, Borneo, Cambodia, China, Java, Malay Peninsula, Philippines, Sulawesi, Sumatra, Thailand, Vietnam. BILIRAN, BUSUANGA, CULION, DINAGAT, GUIMARAS, HOMONHON, LUZON: Aurora (photos), Batangas, Bulacan, Cagayan, Camarines Sur, Ifugao, Isabela, Laguna, Nueva Vizcaya, Pangasinan, Quezon, Rizal, Sorsogon (photos), Zambales, MINDANAO: Agusan del Norte, Bukidnon (photos), Misamis Oriental (photos), Surigao del Norte, Surigao del Sur (photos), Zamboanga del Norte (photos), MINDORO, NEGROS, PALAWAN, PANAY, POLILLO, SAMAR, SIBUYAN, SIQUIJOR. Notes: 0-600(-1200)m. Conservation status: Least Concern (IUCN 3.1). Native.
  3. Cratoxylum glaucum Korth., Flora 31 (1848) 579; Robson, Fl. Males. ser. 1, 8 (1974) 11. Distribution: Borneo, Malaysia, Philippines, Sumatra. LUZON: Isabela (photos). Notes: 0-100(-1000)m. Conservation status: Least Concern (IUCN 3.1). Native.
  4. Cratoxylum sumatranum (Jack) Blume, Mus. Bot. 2 (1856) 16; Robson, Fl. Males. ser. 1, 8 (1974) 6; Romeroso et al., J. Asia-Pacific biodiv. 17 (2024) 11; Cañeda et al., Davao Research J. 16 (2025) 91; Raganas et al., Biodiversitas 26 (2025) 1193; ≡ Elodes sumatrana Jack, Malayan Misc. 2 (1822) 22. Distribution: BABUYAN ISLS, BASILAN, BOHOL, BUCAS GRANDE, CAMIGUIN (photos), CATANDUANES, CEBU (photos), CORON, HOMONHON, LEYTE, LUZON: Abra (photos), Albay, Apayao, Aurora, Bataan, Batangas, Benguet, Cagayan, Camarines, Camarines Sur, Cavite, Ifugao, Ilocos Norte, Ilocos Sur, Isabela, Laguna, NCR, Pampanga, Quezon, Rizal, Sorsogon, Zambales, MARINDUQUE, MASBATE, MINDANAO: Agusan del Norte, Bukidnon, Cotabato, Davao Occidental, Davao Oriental, Davao del Norte, Davao del Sur, Misamis Oriental (photos), Zamboanga del Norte (photos), MINDORO, NEGROS, PALAWAN, PANAY, SAMAR, SIARGAO. Notes: 0-800(-1200)m. Conservation status: Least Concern (IUCN 3.1). Native.
    • ssp. sumatranum. = Cratoxylum celebicum Blume, Mus. Bot. 2 (1856) 16; Merrill, EPFP 3 (1923) 76. Distribution: Borneo, Java, Lesser Sunda Isls, Philippines, Sulawesi, Sumatra. BUCAS GRANDE, LEYTE, LUZON: Cagayan, Isabela, Laguna, Quezon, Sorsogon, MASBATE, MINDANAO, MINDORO, PANAY, SAMAR, SIARGAO. Notes: In primary or secondary forest, open woodland or grassland (Philippines) on well-drained soils of various types. 200-800(-1200)m. Native.
    • ssp. blancoi (Blume) Gogelein, Blumea 15 (1967) 463; Robson, Fl. Males. ser. 1, 8 (1974) 7; ≡ Cratoxylum blancoi Blume, Mus. Bot. 2 (1856) 17; Merrill, EPFP 3 (1923) 75. = Cratoxylum punctulatum Elmer ex Merr., EPFP 3 (1923) 76, nom. inval., nom. nud. Distribution: Endemic to the Philippines. BABUYAN ISLS, BASILAN, BOHOL, CATANDUANES, CORON, LEYTE, LUZON: Albay, Camarines, Camarines Sur, Laguna, NCR, Rizal, Sorsogon, MASBATE, MINDANAO, NEGROS, PALAWAN, PANAY, SAMAR. Notes: Low elevation thickets and secondary forests; often intergrades with ssp. sumatranum; widespread in Luzon. Native.

Hypericum L.

Last edited by Pieter B. Pelser, 29 July 2026
  1. Hypericum geminiflorum Hemsl., Ann. Bot. (Oxford) 9 (1895) 144; Robson, Fl. Males. ser. 1, 8 (1974) 19. = Hypericum loheri Merr., PJS 4c (1909) 294; Merrill, EPFP 3 (1923) 75; Type: Loher 66 (US, iso), Luzon: Benguet, Ambuela. = Hypericum lackeyi Elmer, LPB 9 (1934) 3190; Type: Elmer 21989 (US, iso), Luzon: Pampanga, Camp Stotsenburg (Mt Pinatubo), May-1927. Distribution: Philippines, Taiwan. LUZON: Benguet, Pampanga, Zambales, MINDANAO: Davao Oriental. Notes: Stony places, river margins, recent slides. 700-1600m. Native.
  2. Hypericum japonicum Thunb., Syst. Veg., 14th Ed. (1784) 702; Merrill, EPFP 3 (1923) 75; Robson, Fl. Males. ser. 1, 8 (1974) 27. Distribution: Australia, China, Japan, Korea, New Zealand, Pacific Ocean, Philippines, Sri Lanka. LUZON: Apayao (photos), Benguet, Cagayan, Ifugao, Ilocos Sur, Isabela, Mountain Province, Nueva Vizcaya. Notes: Open but grounds such as rice paddies and ditches, water-logged wastelands. 0-3400m. Native.
  3. Hypericum perryongii Galindon, Phytotaxa 478 (2021) 62; Type: Plants and Lichens of the Southern Philippines Survey 1320 (PNH, holo; BRIT, CMUH, iso), Mindanao: Davao Oriental, San Isidro, Brgy La Union, Mount Hamiguitan Range Wildlife Sanctuary, 18-Jun-19. Distribution: Endemic to the Philippines. LUZON: Apayao (photos), MINDANAO: Davao Oriental. Notes: 1500-1550m. Conservation status: Data Deficient (Galindon et al. 2021). DAO category: Endangered. Native.
  4. Hypericum pulogense Merr., PJS 5c (1910) 364; Merrill, EPFP 3 (1923) 75; Robson, Fl. Males. ser. 1, 8 (1974) 24. Distribution: Endemic to the Philippines. LUZON: Benguet, Ifugao, Mountain Province, Nueva Vizcaya. Notes: Open grassland above the timber line. 2800m. DAO category: Critically Endangered. Native.
  5. Hypericum taihezanense Sasaki ex S.Suzuki, Trans. Nat. Hist. Soc. Formosa 20 (1930) 239; Robson, Syst. Biodivers. 4 (2006) 74; Type: from Taiwan. ≠ Hypericum pseudopetiolatum auct. non R.Keller; Robson, Fl. Males. ser. 1, 8 (1974) 25. Distribution: Borneo, China, Philippines, Sumatra, Taiwan. LUZON: Benguet. Notes: 2100-2500m. Native.

References