Cyclicity
(
英語
)
由Plants of Tibet提供
Flowering from June to July; fruiting in August.
Diagnostic Description
(
英語
)
由Plants of Tibet提供
Arisaema elephas is close relative of Arisaema parvum, but differs from the latter in spathe larger, tube 3-5 cm (vs. 1.5-3.5 cm) long.
Distribution
(
英語
)
由Plants of Tibet提供
Arisaema elephas is occurring in Gansu, Guizhou, Sichuan, Xizang, Yunnan of China, Bhutan, Myanmar.
General Description
(
英語
)
由Plants of Tibet提供
Tuber subglobose, 2-5 cm in diameter. Cataphylls usually 2, reddish brown, to 13 cm long, acute. Leaf 1. Petiole green, often verrucose. 20-30 cm long, base 2 cm thick. Leaf blade trifoliolate, leaflets green with cristate margins; terminal leaflet, obovate to obcordate, apex abrupt acute, to base narrowly cuneate, sessile, 5-10 cm long, 6-13 cm wide; lateral leaflets oblique oblong or ovate, 7-14 cm long, 5-10 cm wide, acute, base broadly cuneate. Spathe purple with green or whitish stripes; tube cylindric, 3-5 cm long, 2-2.5 cm wide, throat margins oblique truncate, neither recurved nor auriculate; limb dark purple, oblong, apex abrupt acuminate, incurved or suberect. Peduncle green, verrucose, 11-15 cm long. Spadix unisexual. Male spadix; male portion cylindric, 3-1.1 cm thick, synandria stipitate, stipe reddish, ca. 2-3 mm long, anthers 2-5, obovate, yellow, dehiscing by a horse-shoe-shaped slit; appendix sessile, to 20 cm long in total, tortuous but not hanging, lower 4-5 cm whitish, cylindric, 8 mm thick, to base narrowed, base not truncate, abrupt attenuate to male portion, above basal 4-5 cm purplish to dark purple thinned in to flagellum. Female spadix: female portion cylindric, 2-1.2 cm, ovaries green, oblong-ovate, style short, green; stigma white to purple, pilose; appendix ca. 16 cm long, sigmoid, lower part white or pale purple, base abrupt narrowed into a purple stipe 8-8 mm. Berries red, oblong, seeds 5-8, ovate, pale brown.
Habitat
(
英語
)
由Plants of Tibet提供
Growing in coniferous forest, bamboo forests, meadows, mossy rocks; 1800-4000 m.
Arisaema elephas: Brief Summary
(
越南語
)
由wikipedia VI提供
Arisaema elephas là một loài thực vật có hoa trong họ Ráy (Araceae). Loài này được Buchet mô tả khoa học đầu tiên năm 1911.
象南星: Brief Summary
(
漢語
)
由wikipedia 中文维基百科提供
象南星（学名：Arisaema elephas）是天南星科天南星属的植物，为中国的特有植物。分布于中国大陆的西藏、贵州、云南、四川等地，生长于海拔1,800米至4,000米的地区，见于草地、山坡林下、河岸或荒地，目前尚未由人工引种栽培。
Bài viết liên quan đến phân họ Ráy này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn. 
这是一篇天南星科小作品。你可以通过编辑或修订扩充其内容。 
