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Pakistan | Family List | Pakistan V. 209 | Crassulaceae

Pseudosedum (Boiss.) A. Berger in Engl. & Prantl, Naturl. Pflanzenfam. ed. 2. 18a: 465. 1930; C. A. Jansson & Rech.f. in Rech. f., Fl. Iran. 72: 18. 1970; Boriss. in Kom., Fl. USSR 9: 79. 1971 (Engl. transl.); H. Ohba in J. Fac. Sci. Univ. Tokyo 3. 12: 167. 1978; Fu Kunjun & H. Ohba in Wu Zheng-yi & P. H. Raven, Fl. China 8: 213. 2001.

  • Umbilicus sect. Pseudosedum Boiss.

    Perennial glabrous herb with thick caudex. Roots slender, cord-like or tuberous. Basal leaves of flowering stems scaly. Scaly leaves sessile, rosulate, brown, triangular to triangular-ovate. Flowering stems erect or ascending, simple. Leaves alternate, sessile, fleshy, oblong to linear, entire along the margin, terete. Inflorescence terminal corymbose, many-flowerd, compact to loosely arranged, bracteate. Flowers pedicellate, 5-6 merous, bisexual. Calyx polysepalous, sepals 5-6, fleshy, obtuse-acute. Corolla gamopetalous, lobes connate, nearly to the middle, campanulate-infundibular, pink, purplish red or violet, membranaceous. Stamens 10-12, basifixed, dithecous, in two whorls, filament adnate to the corolla-tube. Carpels 5-6, basally syncarpic, style slender, long, many ovules per locule. Nectar scales square. Follicles 5-6, erect. Seeds numerous, oblong, linear-elliptic, brown with longitudinal striae.

    A genus of 12 species mainly distributed in Central Asia. Represented in Pakistan by 2 species.

    1 Inflorescence many flowered, loosely arranged, with numerous approximate branches elongating in fruit. Sepals oblong or lanceolate. Stamens opposite to sepals shorter than petals. Root without tuberous thickening.   Pseudosedum lievenii
    + Inflorescence many flowered, dense compact, without numerous approximate branches, elongating in fruit. Sepals ovate. Stamens opposite to sepals equal to or longer than petals. Root with small tuberous thickening.   Pseudosedum condensatum

    Lower Taxa

    Related Synonym(s):


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    Flora of China  
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