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

54. Parnassia amoena Diels, Bot. Jahrb. Syst. 29: 370. 1900.

南川梅花草 nan chuan mei hua cao

Stems 1-5, 10-20 cm, with 3-6 leaves. Basal leaves 3-5, forming a rosette; petiole slender, 2.5-4.5 cm; leaf blade abaxially greenish, adaxially deep green, reniform, 1.1-2.3 × 1.2-2.6 cm, 5-7-veined with veins prominent abaxially, base deeply cordate, apex rounded, apiculate. Cauline leaves subreniform or suborbicular, subequal, ca. 5 × 8-10 mm, smaller than basal ones, base deeply cordate, sometimes with a few rusty brown appendages. Flower 1-1.6 cm in diam.; hypanthium inconspicuous. Sepals purple punctate, oblong or long elliptic, 3.5-5 × 2-2.2 mm, 3-veined, margin entire, apex rounded-obtuse. Petals snow white, purple punctate, oblong-lanceolate or ovate-oblanceolate, ca. 7.5 × 2.5 mm, 3-veined, base cuneate, margin long fimbriate in proximal 2/3, apex rounded, sometimes sparsely erose. Anthers ellipsoid, ca. 1 mm; filaments ca. 4.5 mm; staminodes ca. 9 mm, divided for 2/5 their length into 3 filiform rays with globose glands at apex. Ovary superior, subglobose; style ca. 0.4 mm; stigma 3- or 4-lobed. Capsule depressed globose. Seeds brown, glossy, oblong. Fl. Aug-Sep, fr. Sep.

* Moist rocks in forests; 1500-1800 m. SE Sichuan (Nanchuan Xian).


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