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Published In: Botanical Magazine 149, pl. 8985. 1923[1923]. (Bot. Mag.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
General/Distribution: A genus of c. 36 species, distributed from N. Africa to C. and S. W. Asia through E. Mediterranean region. Represented in Pakistan by 5 species.

 

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Perennial herbs. Root thin, fibrous, or thick taproot. Radical leaves forming basal rosettes. Rosulate leaves sessile, fleshy, oblong, spathulate, obovate, elliptic, linear, attenuate at the base, entire. Flowering stems arising from the axils of the rosulate leaf, unbranched, erect, glandular hairy or glabrous, deciduous. Cauline leaves fleshy, simple, alternate, sessile, oblong to spathulate, entire, glandular hairy or glabrous. Inflorescence terminal or lateral, corymbose, paniculate, lax thyrse, sometimes solitary. Flowers 5-9 merous, bisexual, glandular hairy or glabrous, campanulate-infundibular, sessile or pedicellate. Calyx gamosepalous, lobes green, fleshy, connate at the base, campanulate. Corolla gamopetalous, lobes membranous, united 1/10-3/4 of their length, white, pink or red, glabrous or glandular hairy. Stamens 10-18, epipetalous, in two whorls, basifixed. Nectar scales oblong or square, apex rounded or truncate. Carpels superior, apocarpic but basally syncarpic, ovaries sessile, straight. Follicles erect, free, several to many-seeded. Seeds oblong-ellipsoidal, brown with longitudinal striae.
 

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1 Flowers 6-8 merous. (2)
+ Flowers 5-merous. (3)
2 (1) Rosulate leaves sword-shaped, oblong, acuminate, membranous, light green when dry. Sepals glabrous, ovate, 2-4 mm long. Inflorescence corymbose, many-flowered. Rosularia alpestris
+ Rosulate leaves oblong, obtuse, thick. Sepals densely hairy, oblong, 4-5 mm long. Inflorescence 2-4 flowered cyme. Rosularia sedoides
3 (1) Plants robust with thick tap root. Sepals ovate. All parts densely glandular hairy. Rosularia viguieri
+ Plants not as above. (4)
4 (3) Rosette half open. Rosulate leaves compactly arranged. Petals oblong, acuminate, pink, yellowish pink. Plants not stoloniferous. Rosularia adenotricha
+ Rosette fully open. Rosulate leaves loosely arranged. Petals elliptic, acute, white. Plants stoloniferous. Rosularia rosulata
 
 
 
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