Another species to be looked for is R. sardous, though again leaves are
somewhat different.


-- 
Dr. Gurcharan Singh
Retired  Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297  Mob: 9810359089
http://people.du.ac.in/~singhg45/


On Sun, May 23, 2010 at 11:48 AM, tanay bose <[email protected]> wrote:

>
> Adding both the description for sonsideration
>
>  *Ranunculus diffusus* de Candolle, Prodr. 1: 38. 1824.
>
> Herbs perennial. Roots fibrous, subequally thick. Stems ascending or
> prostrate, 10--40 cm, spreading pubescent, branched, rooting at lower nodes.
> Basal leaves 1--3; petiole 4--9 cm, spreading pubescent; blade simple or
> ternate, 3-partite or 3-sect, simple leaf pentagonal, 1.4--2.6 × 2--4 cm,
> papery, appressed puberulent, base cordate, central segment rhombic-obovate
> or cuneate-obovate, irregularly dentate; lateral segments obliquely
> flabellate, unequally 2-lobed; ternate leaves with blade 2.8--4.5 × 3--5.5
> cm, petiolules short; central leaflet ovate, 3-lobed; lateral leaflets
> unequally 2-lobed. Lower stem leaves similar to basal ones, upper stem
> leaves with shorter petioles. Flowers leaf-opposed, 0.8--1.5 cm in diam.
> Pedicel 1--5.5 cm, puberulent. Receptacle puberulent. Sepals 5,
> elliptic-ovate, 4--6 mm, abaxially puberulent. Petals 5(or 6), narrowly
> obovate or oblong-obovate, 5--7 × 2--4 mm, nectary pit covered by a scale,
> apex rounded. Stamens numerous; anthers oblong or ellipsoid. Aggregate fruit
> subglobose, 4--9 mm in diam.; carpels numerous. Achene flat, broadly
> elliptic or obovate, 2.5--3 × 1.8--2 mm, glabrous, punctate, narrowly
> marginate; style persistent, ca. 0.8 mm. Fl. Mar--Jun.
> Illustration :
> http://www.efloras.org/object_page.aspx?object_id=40139&flora_id=2
>
> *Ranunculus muricatus* Linnaeus, Sp. Pl. 1: 555. 1753.
>
>   Stems reclining or erect, glabrous or sparsely pilose. Basal and lower
> cauline leaf blades broadly cordate to reniform or semicircular, undivided
> or 3-lobed, 2-5 × 3-6.5 cm, base rounded to cordate, margins coarsely
> crenate, apex rounded. Flowers pedicellate; receptacle hispid; sepals 5,
> reflexed, 4-7 × 2-3 mm, sparsely bristly; petals 5, 4-8 × 2-4.5 mm. Heads of
> achenes globose, 13-16 × 13-16 mm; achenes 10-20 per head, 5-5.5 × 3-3.5 mm,
> faces covered with long spines, glabrous, margin smooth; beak lanceolate,
> curved, 2-2.5 mm.
> Illustration:
> http://www.efloras.org/object_page.aspx?object_id=40788&flora_id=2
>
> Tanay
> On Sun, May 23, 2010 at 10:28 AM, Gurcharan Singh <[email protected]>wrote:
>
>> This buttercup growing in our botanical garden I have long been
>> considering R. muricatus (similar beaked with murications on side of achene
>> as I used to see in Kashmir where it is very common) but on closer
>> examination the murications are lacking. The next species I can think is R.
>> diffusus although leaves are different, which lacks muricate achenes. Kindly
>> validate.
>> Flowers in December-January.
>>
>> --
>> Dr. Gurcharan Singh
>> Retired  Associate Professor
>> SGTB Khalsa College, University of Delhi, Delhi-110007
>> Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
>> Phone: 011-25518297  Mob: 9810359089
>> http://people.du.ac.in/~singhg45/
>>
>> --
>> You received this message because you are subscribed to the Google Groups
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>
>
>
> --
> Tanay Bose
> +91(033) 25550676 (Resi)
> 9830439691(Mobile)
>
>
>

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