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Pakistan | Family List | Brassicaceae | Erysimum

Erysimum perofskianum Fisch. & Mey. in Sem. Hort. Petrop. 4: 36. 1837. Boiss., l.c. 189; Schulz in Engl. & Prantl, l.c. 578; Rech. f., l.c. 353.

Biennial or perennial, 15-40 cm tall, erect, sometimes woody at base, rarely branched above, appressedly hairy with 2-3-partite hairs. Basal leaves ± rosulate, oblong-elliptic, 5-10 cm long, 5-12 mm broad, stalked, denticulate to subentire, acute; cauline leaves ± similar to the basal leaves, shortly stalked to sessile, becoming smaller above. Recemes 20-40-flowered, up to 15 cm long in fruit. Flowers c. 12 mm across, orange-yellow; pedicels 5-7 mm long in fruit, slightly thickened, spreading. Sepals 7-8 mm long. Petals 15-18 mm long, 4-5 mm broad. Stamens 7-9: 10-12 mm long; anthers c. 2.5 mm long. Siliquae linear-terete, 40-60 mm long, 1.5 mm broad, appressedly hairy ; valves with a distinct mid-rib; style 3-5 mm long with capitate, sub-bilobed stigma; seeds c. 1.7 mm long, oblong-ellipsoid, darkbrown.

Fl. Per. : May-June.

Type: Described from Central Asia.

Distribution: Probably a native of C. and W. Asia; introduced elsewhere.

Known from cultivated ornamental plant in our area.


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