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FOC | Family List | FOC Vol. 8 | Brassicaceae | Sisymbriopsis

3. Sisymbriopsis shuanghuica (K. C. Kuan & Z. X. An) Al-Shehbaz et al., Novon. 9: 311. 1999.

双湖假蒜芥 shuang hu jia suan jie

Torularia shuanghuica K. C. Kuan & Z. X. An, Fl. Xizang. 2: 404. 1985; Neotorularia shuanghuica (K. C. Kuan & Z. X. An) Z. X. An.

Herbs perennial with a slender, simple or branched caudex, (5-)18-45(-60) cm tall, canescent, densely tomentose throughout with short-stalked, dendritic trichomes and fewer 2-forked ones. Stems erect or subdecumbent, branched basally and above. Basal leaves not rosulate; petiole 5-10 mm, not flattened at base, ciliate; leaf blade spatulate or oblanceolate, 0.5-2 cm × 1.5-5 mm, base cuneate, margin coarsely dentate, repand, or entire, apex obtuse or subacute. Middle cauline leaves subsessile or shortly petiolate, similar to basal ones but progressively smaller upward. Racemes bracteate at least along proximal half, elongated slightly in fruit. Fruiting pedicels erect, appressed to rachis, straight, slender, 3-5(-6) mm, densely tomentose. Sepals oblong 2-2.5 × ca. 1 mm, scarious at margin, densely pubescent. Petals white or pink, spatulate, 2.5-3.5 × 0.9-1.5 mm, clawlike base to 1 mm, apex obtuse. Filaments pink, 2-3 mm; anthers subovate, 0.4-0.5 mm, apex obtuse. Fruit 1.5-3 cm × 1-1.3 mm, erect, appressed to rachis; valves densely pubescent with finely branched, short-stalked, dendritic trichomes to 0.5 mm; style to 0.5 mm; stigma subentire or slightly 2-lobed. Seeds yellowish brown, oblong, 0.8-1 × 0.5-0.7 mm, slightly compressed. Fl. and fr. Jul.

* Mountain slopes; 4800-4900 m. Xizang.


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