Salvinia cucullata Roxb. ex Bory

Family

Salviniaceae

Nomenclature

Salvinia cucullata Roxb. ex Bory in Bél., Voy. Indes Or. 2: 6. 1833; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 543. 1941; Holttum, Rev. Fl. Malaya ed. 1, 2: 621. 1955 [‘1954’]; Holttum, Dansk Bot. Ark. 20: 35. 1961; Tagawa & K.Iwats., SouthE. Asian Stud. 3(3): 89. 1965; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 112. 1967; Tagawa & K.Iwats., Fl. Thailand 3: 604. 1989; Boonkerd & Pollawatn, Pterid. Thailand: 97, 116. 2000; Newman et al., Checkl. Vasc. Pl. Lao PDR: 32. 2007.

Salvinia natans auct. non (L.) All.: Dy Phon, Dictionary of Plants used in Cambodia: 546. 2000.

Description

Floating leaves thick but soft, 1.2–1.8 cm long, wider than long, with sides curved upwardly and inwardly to meet the edges; upper surface covered with dense short projections bearing setae; lower surface with a few downy hairs. Sori many on various branches of the submerged leaves.

Distribution in Thailand

NORTHERN: Chiang Mai; SOUTH-WESTERN: Prachuap Khiri Khan; CENTRAL: Phra Nakhon Si Ayutthaya, Pathum Thani; PENINSULAR: Surat Thani.

Distribution in Laos

Champasak.

Distribution in Cambodia

Kampot.

Wider Distribution

India, Indochina, Peninsular Malaysia to Sumatra.

Ecology

Floating on water in open places.

Proposed IUCN Conservation Assessment

Least Concern (LC). This species is widespread and not under any known threat.

Notes

In Cambodia said to be used to feed pigs (Dy Phon, 2000).

Habit

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