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FOC | Family List | FOC Vol. 8 | Saxifragaceae | Parnassia

58. Parnassia gansuensis T. C. Ku, Bull. Bot. Res., Harbin. 7(1): 52. 1987.

甘肃梅花草 gan su mei hua cao

Stems 1-8, 12-30 cm, usually with 1 leaf near middle. Basal leaves 2 to several; petiole slender, 2-9 cm; leaf blade abaxially greenish, occasionally purple punctate, adaxially deep green, ovate-cordate, 1-2.2 × 1.3-2 cm, arcuate 5-7-veined abaxially, base deeply cordate, apex acute. Cauline leaf sessile, amplexicaul, similar to basal ones but smaller, base with rusty brown, filiform appendages sometimes adnate to blade. Flower 1.5-2.1 cm in diam.; hypanthium shortly turbinate. Sepals reflexed and persistent after anthesis, densely purple punctate, obovate or oblong, 3-6 × 3-4 mm, 1-3-veined, margin entire, apex rounded. Petals white, obovate-lanceolate or oblong-lanceolate, ca. 1 cm × 5 mm, base attenuate, margin fimbriate proximally, entire or undulate distally, apex rounded. Anthers ellipsoid, ca. 2 mm; filaments ca. 8 mm; staminodes 4-9 mm, divided almost to base into 5 filiform rays with globose glands at apex. Ovary slightly sunken into hypanthium, ovoid, ca. 5 mm; style 1.5-2 mm; stigma 3-lobed, lobes ovate. Capsule unknown. Fl. Jul-Aug.

* Streamsides, shaded and moist places; 1300-3500 m. S Gansu.


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