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Cycas changjiangensis

Cycas changjiangensis is a rare cycad from Hainan Island in southern China, known only from a small area of western Hainan at 600 to 800 m. It is a short, often partly underground-trunked plant with pinnate leaves, and it is endangered in the wild.

Family
Cycadaceae (Cycad family)
Grows as
Shrub
Light
Part shade, Bright indirect
Water
Water when the top few centimetres of soil are dry, and let excess drain freely; avoid waterlogging.
Soil
Free-draining, gritty mix with some organic matter.
Temperature
18 to 30 °C; protect below 10 °C.
How easy
Moderate
Safety
Toxic: Seeds and other parts of cycads contain toxins that can cause vomiting and liver damage if eaten.. Toxic to cats and dogs (ASPCA).
Native range
Hainan
Climate
wet tropical

About

Cycas changjiangensis is a plant species in the cycad order, Cycadales. It is endemic to Hainan Island of southern China. It grows at elevations of 600–800 metres (2,000–2,600 ft). It is found only in a small area in Bawangling 霸王岭国家森林公园, Changjiang County, western Hainan Province, China.

Cycas changjiangensis has a trunk up to 50 cm (20 in) long but much of this is often subterranean. Leaves are pinnate, up to 130 cm (51 in) long, with spines along the rachis. Leaflets are in 40–70 pairs, with prominent midveins on both surfaces. The green to yellow-brown seeds are less than 2 cm (0.79 in) wide.

Other Cycas plants

Cycas aculeata · Cycas aenigma · Cycas angulata · Cycas annaikalensis · Cycad · Cycas arenicola · Zamia Palm · Cycas arnhemica · Cycas badensis · Cycad · Cycas basaltica · Beddome’s Cycas

Text excerpted from the Wikipedia article Cycas changjiangensis by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

Pet safety from the ASPCA toxic and non-toxic plant lists.

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