Triumfetta grandidens Hance

Triumfetta grandidens has been included within T. repens (Blume) Merrill & Rolfe, but the combination of small leaves with relatively very large triangular marginal teeth is very distinctive.

Herbs woody, creeping or not, many branched; stems pubescent, hairs simple, or glabrous. Petiole 5-10 mm, hairy; lower leaf blades rhomboid, 3-5-lobed; upper ones oblong, 1-2.5 × 0.7-1.5 cm, both surfaces glabrous or abaxially hairy on veins, basal veins not strongly ascending, base cuneate, margin serrate, apex obtuse. Cymes 10-20 mm; peduncle 5-7 mm. Pedicel 2-3 mm. Sepals filiform, ca. 6 mm, abaxially puberulent. Petals broadly ovate, slightly shorter than sepals, shortly stalked. Stamens 8-10. Ovary 2- or 3-loculed. Capsule globose, spiny, indehiscent; spines 2-4 mm, puberulent or glabrous, tip shortly hooked. Fl. winter-spring.

Sandy coasts, coastal wastelands. Guangdong, Hainan [Cambodia, Malaysia, Thailand, Vietnam].

Triumfetta grandidens là một loài thực vật có hoa trong họ Cẩm quỳ. Loài này được Hance miêu tả khoa học đầu tiên năm 1877.

粗齿刺蒴麻（学名：Triumfetta grandidens）为锦葵科刺蒴麻属的植物。分布于越南、马来西亚以及中国大陆的广东、海南等地，一般生长在海岸沙地上，目前尚未由人工引种栽培。