Phyllagathis longiradiosa (C. Chen) C. Chen

Herbs or shrubs, 30-100 cm tall. Stems terete, glabrescent or sparsely villous. Petiole 3-8.5 cm, sulcate, lateral sides villous or not, glabrescent; leaf blade broadly ovate to subelliptic, 11-23 × 7-13 cm, papery to submembranous, abaxially usually purplish red, densely furfuraceous, and puberulous, adaxially green, densely furfuraceous, and sparsely strigose, secondary veins 3 on each side of midvein, base cordate, margin denticulate to subentire and ciliate or sparsely ciliate, apex acuminate. Inflorescences terminal, umbellate; peduncle 2-4 cm but to 6 cm in fruit, puberulous and sparsely villous. Pedicel ca. 1 cm, puberulous. Hypanthium ca. 1 cm, setose with inflate bases or puberulous. Calyx lobes semiorbicular, ca. 2 mm, outside sparsely setose or puberulous, inside puberulous, apex retuse. Petals rose-colored, broadly ovate, ca. 4 × 5 mm, margin ciliate, apex retuse. Stamens subequal; anther bases tuberculate; connective base inflated forming a short spur. Ovary ovoid, apex with a membranous ciliate crown. Capsule crown minutely exserted from calyx; hypanthium ca. 6 × 8 mm, setose with inflated bases. Fl. May-Jul or Nov, fr. Dec-Jan.

Guangxi, Guizhou, Yunnan.

● Broad-leaved evergreen forests; 300-2200 m.

Phyllagathis longiradiosa là một loài thực vật có hoa trong họ Mua. Loài này được (C. Chen) C. Chen miêu tả khoa học đầu tiên năm 1984.

大叶熊巴掌（学名：Phyllagathis longiradiosa）为野牡丹科锦香草属下的一个变种。