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

140. Aconitum jaluense Komarov, Trudy Imp. S.-Peterburgsk. Bot. Sada. 18: 439. 1901.

鸭绿乌头 ya lu wu tou

Caudex conical, ca. 3 cm. Stem 45--100 cm, glabrous, usually branched, with leaves equally arranged along stem. Proximal cauline leaves withered at anthesis; middle ones with petiole 3--6 cm; leaf blade pentagonal, 7--12 × 8--16 cm, abaxially glabrous, adaxially rarely appressed pubescent, base cordate, 3-sect; central segment rhombic, apex acuminate, 3-fid; lateral segments obliquely flabellate, unequally 2-parted. Inflorescence terminal or axillary, several or many flowered; rachis and pedicels usually densely spreading pubescent. Lower sepals oblong; lateral sepals ca. 1.5 cm; upper sepal high galeate, ca. 2 cm high, ca. 1.6 cm from base to beak. Petals glabrous; limb ca. 1.2 cm; lip ca. 6 mm, apex slightly concave; spur incurved, 2--3 mm. Stamens glabrous; filaments entire or 2-denticulate. Carpels 3(or 4), glabrous or pubescent. Follicles ca. 2 cm. Seeds ca. 2.5 mm. Fl. Sep. 2n = 32*.

Forest margins, scrub; ca. 800 m. Heilongjiang, Jilin, SE Liaoning [Korea, Russia (Far East)].

1 Leaf blade truncate at base, 3-parted   140b var. truncatum
+ Leaf blade cordate at base, 3-sect.   (2)
2 (1) Pedicels densely spreading pubescent   140a var. jaluense
+ Pedicels spreading pubescent only at apex   140c var. glabrescens


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