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FOC | Family List | FOC Vol. 13 | Clusiaceae | Hypericum

6. Hypericum prattii Hemsley, J. Linn. Soc., Bot. 29: 303. 1892.

大叶金丝桃 da ye jin si tao

Shrubs, 0.75-1 m tall; branches spreading. Stems 4-lined and ancipitous when young, soon terete; internodes 1-5.5 cm, shorter than leaves. Leaves sessile; blade broadly ovate to elliptic-ovate, 4-11(-14.5) × 2-5.1(-7) cm, thickly papery, abaxially rather paler but not glaucous; laminar glands dots, very small; abaxial glands absent; main lateral veins 4- or 5-paired, tertiary reticulation dense, conspicuous especially abaxially; base cordate-amplexicaul or (uppermost) rounded, apex acute to short acuminate. Inflorescence 3-10(-24)-flowered, from apical node, lax, flat-topped; bracts caducous, linear, small. Pedicels 3-10(-25) mm (to 6.6 cm in fruit). Flowers 3.5-5.5 cm in diam., stellate; buds ovoid, apex obtuse to rounded. Sepals erect in bud (?and in fruit), lanceolate to broadly ovate-cordate (leaflike), subequal to unequal, 0.9-1.7(-1.9) cm × 3-9(-11) mm; laminar glands basally lines, distally dots, margin entire, apex rounded. Petals golden yellow, obovate to oblanceolate, 2-2.6 × 0.9-1.8 cm, 1.5-2.3 × as long as sepals; margin entire, eglandular; apiculus rounded or obsolete. Stamen fascicles each with 30-40 stamens, longest 1.8-2.4 cm, nearly as long as petals. Ovary ovoid, 4-6 × 2.5-4.5 mm; styles 1.1-1.9 cm, 3-3.5 × as long as ovary, united nearly to apices then spreading. Capsule and seeds not seen. Fl. Jun-Jul.

● Mountain slopes; (300-)800-3000 m or ?higher. Hubei, Sichuan.


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