Ptisana sambucina (Blume) Murdock
Ptisana sambucina (Blume) Murdock, Taxon 57(3): 747. 2008. – Marattia sambucina Blume, Enum. Pl. Javae.: 256. 1828; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 28, f. 5.3–5.5. 1939; Tagawa & K.Iwats., Acta Phytotax. Geobot. 23: 175. 1969; Tagawa & K.Iwats., Fl. Thailand 3: 42. 1979; Boonkerd & Pollawatn, Pterid. Thailand: 64. 2000.
Rhizome short, erect. stipes fleshy, swollen at base. Laminae oblong, slightly narrowing towards lower part, bipinnate, about 40 cm long, 20 cm wide; upper part of rachis and costae winged; pinnae oblanceolate, up to 13 cm long, 3.5 cm wide, shortly stalked; pinnules larger in posterior ones, elliptic, acute to long acuminate at apex, round to cuneate.at base, sessile, usually 1.5 cm long, 0.5 cm broad, but in largest ones about 3 cm long, 1 cm wide, the terminal pinnules usually much longer, margin distinctly serrate; texture subcoriaceous; veins simple, 7–12(–20) in pairs, all free. Synangia oblong, one for each veinlet, at middle portion between costules and margin of pinnules.
Distribution in Thailand
PENINSULAR: Nakhon Si Thammarat.
Vietnam and Malesia.
At 1500 m alt., no other information available.
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is widespread and not under any known threat.
Site hosted by the Royal Botanic Garden Edinburgh. Content managed by Stuart Lindsay, Gardens by the Bay, Singapore and David Middleton, Singapore Botanic Gardens. Last updated 16 November 2016.