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

160. Aconitum kongboense Lauener, Notes Roy. Bot. Gard. Edinburgh. 25: 17. 1963.

工布乌头 gong bu wu tou

Caudex subterete, ca. 8 cm, ca. 1.5 cm in diam. Stem erect, to 1.8 m, simple or branched, apically and inflorescence densely retrorse pubescent, or spreading pubescent. Leaves long petiolate; petiole 2--15 cm; leaf blade cordate-ovate, or ± pentagonal, ca. 15 × 15 cm, both surfaces glabrous or sparsely pubescent at veins, 3-sect; central segment rhombic, base narrowly cuneate, subpinnately parted from middle to apex, lobes linear-lanceolate or lanceolate; lateral segments obliquely flabellate, unequally 2-parted nearly to base. Distal inflorescence to 60 cm, many flowered; proximal bracts leaflike, others lanceolate or subulate. Pedicels 1--10 cm, with 2 bracteoles at middle or above; proximal bracteoles leaflike, distal ones linear. Sepals white-purple or purplish, abaxially pubescent or glabrous; lower sepals 1.3--1.5 cm; lateral sepals 1.5 cm; upper sepal galeate or navicular, sometimes navicular-galeate, shortly clawed, 1.5--2 cm, with a triangular ca. 5 mm beak, 1.5--2 cm from base to beak, lower margin concave. Petals sparsely pubescent; limb ca. 8 mm; lip ca. 3.5 mm, apex slightly concave; spur incurved, ca. 2 mm. Stamens glabrous; filaments entire or 2-denticulate. Carpels 3--11, glabrous or sparsely white pubescent. Fl. Jul--Aug.

* Scrub, grasslands, mountains; 3000--4000 m. W Sichuan, Xizang, NW Yunnan.


1 Stem and inflorescence spreading pubescent   160b var. villosum
+ Stem and inflorescence densely retrorse pubescent.   (2)
       
2 (1) Upper sepal galeate, sometimes navicular-galeate, abaxially sparsely pubescent; filaments entire; carpels 3 or 4   160a var. kongboense
+ Upper sepal navicular, abaxially glabrous; filaments entire or 2-denticulate; carpels 6--11   160c var. polycarpum


 

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