Onagraceae

Epilobium L.

1. Epilobium brevifolium D.Don, Prodr. Fl. Nepal. (1825) 222. Distribution: LUZON: Benguet, Mountain Province, MINDORO. Native.
   • ssp. trichoneurum (Hausskn.) P.H.Raven, Bull. Br. Mus. Nat. Hist. Bot. 2 (1962) 362; Blumea 15 (1967) 271; Fl. Males. ser. 1, 8 (1977) 109; ≡ Epilobium trichoneurum Hausskn., Oest. Bot. Z. 29 (1879) 54. = Epilobium philippinense C.B.Rob., PJS 5 c (1910) Bot. 369; Merr., EPFP 3 (1923) 220; Type: Merrill 4484 (K, iso), Luzon: Mountain Province, Mt Data. Distribution: China, India, Laos, Myanmar, Philippines, Taiwan, Thailand, Tibet, Vietnam. LUZON: Benguet, Mountain Province. Notes: Wet open slopes in the pine region, along streams and by springs, 1400-2100m. Fl. Jul, Oct. Native.
2. Epilobium platystigmatosum C.B.Rob., PJS 3 c (1908) Bot. 210; Merr., EPFP 3 (1923) 221; Raven, Blumea 15 (1967) 272; Fl. Males. ser. 1, 8 (1977) 110; Type: Merrill 4744. Distribution: China, Japan, Korea, Philippines, Taiwan. LUZON: Benguet, Ifugao, Mountain Province. Notes: Chiefly along small streams and about cliffs, 1200-2400m. Fl. Apr-Jun. Native.

Fuchsia Plum. ex L. (Not native)

Cultivated, not naturalized

1. Fuchsia magellanica Lam., Encycl. 2 (1788) 564; Backer & Bakh.f., Fl. Java 1 (1963) 264. Distribution: S America. Notes: Not naturalized. Cultivated, not naturalized.

Ludwigia L.

1. Ludwigia adscendens (L.) H.Hara, J. Jap. Bot. 28 (1953) 290; Raven, Reinwardtia 6 (1963) 387; Fl. Males. ser. 1, 8 (1977) 104; Turner, Reinwardtia 20 (2021) 10; ≡ Jussiaea adscendens L., Mantissa 1 (1767) 69; Type: from India. = Jussiaea repens L., Sp. Pl. (1753) 388; Merr., EPFP 3 (1923) 219; Backer & Bakh.f., Fl. Java 1 (1963) 260. Distribution: Africa, Australia, Bangladesh, Borneo, C America, Cambodia, Caribbean, China, India, Indian Ocean, Java, Laos, Lesser Sunda Isls, Malay Peninsula, Middle East, Moluccas, Myanmar, Nepal, New Guinea, Pakistan, Philippines, Sri Lanka, Sulawesi, Sumatra, Taiwan, Thailand, Vietnam. LEYTE, LUZON: Bulacan (photos), Cagayan, Ifugao, Laguna (photos), NCR, Rizal, Sorsogon, MINDANAO: Maguindanao del Sur. Notes: Freshwater pools, ditches, swamps, fallow and wet paddies, very common. Native.
2. Ludwigia decurrens Walter, Fl. Carol. (1788) 89; Turner, Reinwardtia 20 (2021) 15. Distribution: America. LUZON: Laguna. Notes: Reported from Laguna by Ramamoorthy & Zardini (1987) and listed by Moody (1986, 1989) as a weed in maize and rice in the Philippines, although Turner (2021) did not find herbarium specimens. Naturalized.
3. Ludwigia hyssopifolia (G.Don) Exell, Garcia de Orta 5 (1957) 471; Raven, Reinwardtia 6 (1963) 387; Fl. Males. ser. 1, 8 (1977) 104; Turner, Reinwardtia 20 (2021) 10; ≡ Jussiaea hyssopifolia G.Don, Gen. Syst. 2 (1832) 693. = Jussiaea linifolia Vahl, Eclog. Am. 2 (1798) 32; Merr., Fl. Manila (1912) 356; EPFP 3 (1923) 219; Backer & Bakh.f., Fl. Java 1 (1963) 260. Distribution: BASILAN, BILIRAN, LUZON: Bataan, Ifugao, Isabela, La Union, Laguna, NCR, Pampanga, Rizal, Sorsogon, Zambales, MINDANAO: Agusan del Norte, Davao del Sur, Lanao del Sur, South Cotabato, MINDORO, PALAWAN. Notes: Circumtropical. Cryptogenic. Sometimes considered native to the Philippines, but invasive outside of its native distribution range (CABI, 2017). Pools, along rice paddies, canals and shallow ditches, river edges, waterlogged wastelands, etc. Lowlands. Native.
4. Ludwigia octovalvis (Jacq.) P.H.Raven, Kew Bull. 15 (1962) 476; Reinwardtia 6 (1963) 356; Fl. Males. ser. 1, 8 (1977) 101; Turner, Reinwardtia 20 (2021) 11; ≡ Jussiaea octovalvis (Jacq.) Sw., Obs. Bot. (1791) 142; ≡ Oenothera octovalvis Jacq., En. Syst. Pl. (1760) 19. = Jussiaea villosa Lam., Encycl. 3 (1789) 331; Merr., EPFP 3 (1923) 220; Type: from India. = Jussiaea erecta L., Sp. Pl. (1753) 388; Merr., EPFP 3 (1923) 219. ≠ Jussiaea suffruticosa auct. non L.; Miq., Fl. Ind. Bat. 11 (1856) 628; Merr., Fl. Manila (1912) 357. Distribution: Africa, America, Australia, Bangladesh, Bismarck Arch, Borneo, Cambodia, Caribbean, China, India, Indian Ocean, Japan, Java, Laos, Lesser Sunda Isls, Madagascar, Malay Peninsula, Middle East, Moluccas, Myanmar, Nepal, New Guinea, Pacific Ocean, Philippines, Ryukyu Isls, Solomon Isls, Sri Lanka, Sulawesi, Sumatra, Taiwan, Thailand, Tibet, Vietnam. BALABAC, BASILAN, BILIRAN, BUSUANGA, LUZON: Apayao, Bataan, Benguet, Ilocos Norte, Ilocos Sur, Mountain Province, NCR, Nueva Vizcaya, Rizal, Sorsogon, MINDANAO: Bukidnon, Davao, Davao del Sur, Lanao del Sur, South Cotabato, Zamboanga del Norte, NEGROS, PANAY, ROMBLON, SAMAR, SIASI, TABLAS. Notes: Waterlogged sites, pools, rice fields, along water-courses, lake shores, also gravelly riverbeds, etc. Native.
5. Ludwigia perennis L., Sp. Pl. (1753) 119; Raven, Fl. Males. ser. 1, 8 (1977) 103; Reinwardtia 6 (1963) 367; Turner, Reinwardtia 20 (2021) 13. = Ludwigia parviflora Roxb., Fl. Ind. 1 (1820) 440; Hort. Beng. (1814) 11, nom. inval., nom. nud.; Merr., Fl. Manila (1912) 355; EPFP 3 (1923) 220. Distribution: Afghanistan, Africa, Australia, Bangladesh, Borneo, Cambodia, China, Hong Kong, India, Java, Laos, Lesser Sunda Isls, Madagascar, Malay Peninsula, Myanmar, Nepal, New Caledonia, New Guinea, Pakistan, Philippines, Sri Lanka, Sulawesi, Sumatra, Taiwan, Thailand, Vietnam, W Asia. BALABAC, LUZON: Laguna, NCR, MINDANAO: Davao, PALAWAN. Notes: Sunny waterlogged conditions, along fallow rice-fields, watercourses, riverbeds, on heavy clay, etc. from lowlands to c. 500m. Fl. throughout the year. Native.
6. Ludwigia prostrata Roxb., Fl. Ind. 1 (1820) 441; Hort. Beng. (1814) 11, nom. inval., nom. nud.; Merr., Fl. Manila (1912) 355; EPFP 3 (1923) 220; Raven, Reinwardtia 6 (1963) 374; Fl. Males. ser. 1, 8 (1977) 103; Turner, Reinwardtia 20 (2021) 14. Distribution: Andaman Isls, Bangladesh, Borneo, Cambodia, China, India, Java, Laos, Lesser Sunda Isls, Malay Peninsula, Myanmar, Nepal, Nicobar Isls, Philippines, Sri Lanka, Thailand, Vietnam. LUZON: NCR, MINDANAO: Davao del Sur, Lanao del Sur, NEGROS, PALAWAN. Notes: Lowlands to c. 800m, along rice paddies, ditches, river banks, swampy sites, rather rare. Native.