Epilobium brevifolium D Don,
Prodr. Fl. Nepal. (1825) 222.
ssp. trichoneurum (Haussknecht) Raven, Bull. Br. Mus.
Nat. Hist. Bot. 2 (1962) 362; Blumea 15 (1967) 271; Fl. Males. ser.
1, 8 (1977) 109; --Epilobium trichoneurum Haussknecht, Oest. Bot.
Z. 29 (1879) 54. --Epilobium philippinense C Robinson,
PJS 5 c (1910) Bot. 369; --Merr., EPFP 3 (1923) 220, excl. syn. E.
sarmentaceum Hausskn; --Type: Merrill 4484 (K, iso), Luzon: Mountain
Province, Mt Data. SE Tibet to Assam, Myanmar, and W China, N
Philippines. LUZON: Mountain Province (Mt Data), Benguet (Mankayan
to Baguio; Ambuklao to Baguio; Pauai; Mt Pulag; Mt Sto Tomas;
Baguio). Wet open slopes in the pine region, along streams and by
springs, 1400-2100m. Fl. Jul, Oct.
Epilobium platystigmatosum C
Robinson, 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. Japan, China (Hubei; Jiangsu), Taiwan, N Philippines. LUZON:
Ifugao, Mountain Province, Benguet. Chiefly along small streams and
about cliffs, 1200-2400m. Fl. Apr-Jun.
Ludwigia adscendens (L.)
Hara, J. Jap. Bot. 28 (1953) 290; --Raven, Reinwardtia 6 (1963)
387, maps 31, 33; Fl. Males. ser. 1, 8 (1977) 104, Fig. 5; 6
(map); --Jussiaea adscendens L., Mantissa 1 (1767) 69. --Jussiaea
repens L., Sp. Pl. (1753) 388; --Merr., EPFP 3 (1923) 219; --Backer
& Bakh.f., Fl. Java 1 (1963) 260. Sri Lanka, India, Bangladesh, S
China, Hainan, Myanmar, Thailand, Indochina, across Malesia to Guinea, N
Australia (W Arnhem Land). Freshwater pools, ditches, swamps, fallow and
wet paddies, very common.
Ludwigia hyssopifolia (G Don)
Exell, Garcia de Orta 5 (1957) 471; --Raven, Reinwardtia 6 (1963) 387,
maps 30; Fl. Males. ser. 1, 8 (1977) 104, Fig. 4; --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. Tropical Africa,
continental SE Asia (Sri Lanka to Hainan), throughout Malesia to
Micronesia and N Australia (Cape York Peninsula and Arnhem Land). Pools,
along rice paddies, canals and shallow ditches, river edges, waterlogged
wastelands, etc. Lowlands. Native to the Philippines, but invasive
outside of its native distribution range (CABI, 2017). Photos
Ludwigia perennis L., Sp. Pl.
(1753) 119; --Raven, Fl. Males. ser. 1, 8 (1977) 103, Fig. 2 (map);
--Raven, Reinwardtia 6 (1963) 367, map 21. --Ludwigia parviflora Roxb.,
Hort. Beng. (1814) 11, nom. nud.; Fl. Ind. 1 (1820) 440; --Merr., Fl.
Manila (1912) 355; EPFP 3 (1923) 220. Tropical Africa, Madagascar, Sri
Lanka to S China, Hongkong, and Hainan, throughout Malesia (except
Borneo and Moluccas) to tropical Australia and New Caledonia. Sunny
waterlogged conditions, along fallow rice-fields, watercourses,
riverbeds, on heavy clay, etc. from lowlands to c. 500m. Fl. throughout
the year.
Ludwigia prostrata Roxb.,
Hort. Beng. (1814) 11, nom. nud.; Fl. Ind. 1 (1820) 441; --Merr., Fl.
Manila (1912) 355; EPFP 3 (1923) 220; --Raven, Reinwardtia 6 (1963) 374,
map 23; Fl. Males. ser. 1, 8 (1977) 103, Fig. 3 (map); Sri Lanka
and S Deccan to N India, Assam, Andaman Isls, S China, Peninsular
Malaysia, Java, Lesser Sunda Isls (Timor), Borneo, and the Philippines.
LUZON, PALAWAN, NEGROS, MINDANAO. Lowlands to c. 800m, along rice
paddies, ditches, river banks, swampy sites, rather rare.
Not
native:
Ludwigia alternifolia
L., Sp. Pl. 1 (1753) 118. Native to North America. BATAAN. Photos
Cultivated
Fuchsia magallanica Lam. var.
gracilis (Nich.) Bailey; Backer
& Bakh.f., Fl. Java 1 (1963) 264. Native of temperate South America.
Photos
