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FOC | Family List | FOC Vol. 6 | Ranunculaceae | Aconitum

174. Aconitum xiangchengense W. T. Wang, Acta Bot. Yunnan. 4: 130. 1982.

乡城乌头 xiang cheng wu tou

Caudex unknown. Stem basally glabrous, apically densely retrorse white pubescent. Middle cauline leaves long petiolate; petiole ca. 6.5 cm, glabrous; leaf blade pentagonal, ca. 7.5 × 11.5 cm, papery, abaxially glabrous, adaxially sparsely pubescent or subglabrous, base cordate-truncate, 3-sect; central segment rhombic or cuneate-rhombic, 3-lobed, ultimate lobes triangular or ovate; lateral segments obliquely flabellate, unequally 2-parted. Inflorescence terminal, ca. 20 cm, sparsely 5--7-flowered; rachis and pedicels densely retrorse white pubescent; proximal bracts leaflike, shortly stipitate, distal ones oblong. Pedicels 2--4.5 cm, with 2 bracteoles proximally or at base; bracteoles linear, 4--7 mm, subglabrous. Sepals white, abaxially appressed pubescent; lower sepals oblong, ca. 1.2 cm × 2.5--4 mm; lateral sepals obliquely broadly obovate, ca. 1.4 × 1.2 cm; upper sepal navicular or galeate-navicular, shortly beaked, ca. 1.8 cm from base to beak. Petals ca. 1.7 cm; claw ca. 1.3 cm, densely villous; limb ca. 8 mm; spur decurved, ca. 2 mm, glabrous; lip ca. 4 mm, apex slightly concave, pubescent. Stamens pilose; filaments entire or 2-denticulate. Carpels 3, densely appressed pubescent. Fl. Aug.

* Grasslands; ca. 3600 m. W Sichuan (Xiangcheng Xian).


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