Alocasia princeps W.Bull

Wong, Sin Yeng & Joling, Jyloerica, 2021, Checklist of aroids (Alismatales, Araceae) from Sabah (Malaysian Borneo), Check List 17 (3), pp. 931-974 : 941

Alocasia princeps W.Bull

Material examined. MALAYSIA – Pedalaman • Sipitang, Upper Sungai Miau near Mount Muruk Miau , Lower Montane Oak –Chestnut Forest; 04°21′57″N, 115°50′01″E; 1300 m elev.; 13 April 2000; S. P. Lim, Postar & Markus SAN 143225 ( SAN) – Pantai Barat • Penampang, Moyog, W slopes of Crocker Range ; 05°50′N, 116°15′E; 1000 m elev.; 26 September 1981; T. B. Croat 53102 ( MO, SAR) • Ranau, Mount Kinabalu, Plants of B.N. Penibukan ; [06°N, 116°35′E]; 1219 m elev.; 11 March 1933; Clemens & Clemens 32095 (L) • Ranau, About 3 miles NW of Kampung Pinawantai; [06°11′27″N, 116°44′54″E; 1371.6 m (4500 ft.) elev.; 1 May 1973; G. Shea & Aban SAN 76856 ( SAN) – Kudat • Pulau Balambangan , limestone hill slope; 04°34′37″N, 118°15′05″E; 6.096 m elev.; 9 April 1977; collector unknown SAN 86716 ( SAN) – Sandakan • Beluran, Nangoh, on hill top; 05°59′10″N, 117°16′33″E; 5 December 1983; Rahim Nawi SAN 101765 ( SAN) • Kinabatangan , Tibau Forest Station , cultivated in Glasshouse at Royal Botanic Gardens , Sydney ; 04°30′N, 116°45′E; 350 m elev.; 21 April 1996; wild collection, A. Hay 12140 (K, KEP, L, SAN, US) • Kinabatangan, Gua Batu Puteh , wild collection, a duplicate of NSW 425717 , ACC 95035; 04°38′53″N, 116°36′54″E; date unknown, A. Hay 10015 (K, L, SAN). Identification. Alocasia princeps is distinguished by the

leaf blade leathery but not subsucculent that is dark green and shining at least when young ( Hay 1998).

Distribution and ecology. Widespread in Sabah. In rain forest generally on well-drained slopes and ridgetops, on a variety of substrates including basalt and limestone, from more or less sea level to ca. 1200 m elev.