Sedum
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JALISCANUM   Watson, 1890

Synonyms :

Sedum naviculare  Rose (1903)

Sedum syncarpum  Fröderström (1936)

Sedum jaliscanum ssp. angustifolium  Clausen (1981)

 

Type (Syntype) : Pringle 2451, Jalisco, Mexico.

 

Subgenus Gormania

 

Distribution : Mexico (Central and west Trans-Mexican Volcanic Belt : Aguascalientes, Guanajuato, Guerrero, Jalisco, Michoacán, Mexico, Morelos, Nayarit, Zacatecas); 1570 – 2300 m.

 

Description (by 't Hart, Bleij & Eggli in IHSP, 2003) :

Perennial herbs with few-leaved rosettes and small corms producing red tuberculate flowering branches in the second year.

Leaves alternate, ovate, orbicular or reniform, petiolate, 9 – 38 x 3 – 9 mm.

Flowering branches erect, 5 – 15 cm, leaves elliptic-oblanceolate, spatulate or elliptic-oblong, obtuse, spurred, concave ventrally, sometimes papillose, 5 – 30 x 1 – 6 mm.

Inflorescences terminal cymes with 1 – 7 branches.

Flowers 5- (rarely 4- or 6-)merous, sessile or subsessile, sepals basally free, shortly spurred, unequal, linear-lanceolate, elliptic-oblong or oblanceolate, obtuse, green, 1.8 – 13.1 x 0.6 – 2.5 mm, erect, petals basally connate, lanceolate or elliptic-lanceolate, acute or obtuse, mucronate, white, ± 4.5 mm, spreading, anthers dark red.

Cytology : 2n = 22, 32, 34, 36, 40, 42, 46, 48, 50, 68.

 




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