Description: Herbs, 1-2 m tall. Stem long creeping and stoloniferous, erect or ascending, ca. 2.5 cm in diam., internodes with stout prickles. Petiole 32-125 cm, laxly prickly, sometimes almost smooth; pulvinus 15-35 mm, aculeate; leaf blade very variable, sagittate-hastate, 35-65 × 20-60 cm, simple or divided; anterior lobe entire or pedate to near midrib, acuminate; posterior lobes strongly downwardly directed to subspreading, once or twice bifid with 3 or 4 narrow to rather long acute or acuminate lateral segments; primary lateral veins 2-4, strong, secondary lateral veins thinner, higher order veins very numerous, all venation flush above, abaxially with rather small, straight to slightly curved prickles. Peduncle to 47 cm, laxly prickly. Spathe dull orange to black-red outside, dull yellow to rarely dull crimson inside, 18-35 cm with caudate part to 28 cm, proximally widened, very much shorter, 3-10 cm wide. Stipe of spadix obscure; spadix cylindric, 3-5 cm, in fruit elongated to 8 cm. Tepals oblong, 1.5-3 mm, apex triangular hooded, keeled. Filaments ca. 1.5 × 0.8 mm; anthers ca. 0.8 × 0.8 mm. Ovary ovoid, ca. 1.5 mm high. Fruit obpyramidal, ca. 1 cm wide, densely warty-aculeate, sides unarmed, when dry irregularly ribbed, apex truncate. Seed ovoid-cordate, 5-7 mm. Fl. Jul-Sep.5
Uses: The young leaves are used as a vegetable. The rhizomes are used medicinally for treating tuberculosis of lymph nodes, swollen lymph nodes, stomach aches, snake and insect bites, injuries, and rheumatism.5
IMPORTANT NOTE:Plant Uses are for informational purposes only. EEB Greenhouses assume no responsibility for adverse effects from the use of any plants referred to on this site. Always seek advice from a professional before using any plant medicinally.
Accession # 201900270
Source: Smithsonian Botany, SI#1999169
Kress, W. J.; Bordelon, M.; Williams, K. J.; Thet Htun
Myanmar: Mandalay Division: Pyin-Oo-Lwin Township
1 Jul 1999
WCSP (2019). World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Last accessed on Wednesday, 10 July, 2019.
Image #00 (cropped) & #01 (original) used with the permission of the National Museum of Natural History, Smithsonian Institution, 10th and Constitution Ave. N.W., Washington, DC 20560-0193. Last accessed on Wednesday, 17 July, 2019.