Thanks, Sunit ji -- With regards, J. M. Garg
On Tue, 12 Apr, 2022, 10:28 pm Sunit Singh, <[email protected]> wrote: > Sir, Very interesting! > here I'm pasting one more key, may it help you, I had never seen *Saxifraga > diversifolia*, so don't have images of the same. > > > > Basal leaves with truncate-cuneate base; style absent or > reduced............. *S. diversifolia. * > > different shape of radical and cauline leaves. > > > > Basal leaves with cordate base; style present, > conspicuous.......... *S. parnassifolia* > > *Thanks & Regards* > Sunit Singh > Research Scholar > > > [image: Mailtrack] > <https://mailtrack.io?utm_source=gmail&utm_medium=signature&utm_campaign=signaturevirality11&;> > Sender > notified by > Mailtrack > <https://mailtrack.io?utm_source=gmail&utm_medium=signature&utm_campaign=signaturevirality11&;> > 04/12/22, > 10:30:57 PM > > On Tue, Apr 12, 2022 at 2:48 PM J.M. Garg <[email protected]> wrote: > >> Dear members, >> After going through images at Saxifraga parnassifolia >> <https://efloraofindia.com/2011/12/13/saxifraga-parnassifolia/>, I got >> confused after seeing the variations in images herein. >> On searching in detail, I could not find the real difference between the >> two and inf. being contradictory at various places. >> Flora of China >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=305208&key_no=6> >> gives the following keys: >> 24 (23) >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=305208&key_no=6#KEY-6-23> >> At >> least some cauline leaves ovate, base cordate, ± amplexicaul; sepals erect >> to spreading. (25) >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=305208&key_no=6#KEY-6-25> >> + Cauline leaves narrowly elliptic, base rounded, not amplexicaul; >> sepals reflexed. (26) >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=305208&key_no=6#KEY-6-26> >> >> 25 (24) >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=305208&key_no=6#KEY-6-24> >> Petals >> to 8 mm 29 S. parnassiifolia >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=241000345> >> + Petals at least 8 mm 28 S. sphaeradena >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200010396> >> >> 26 (24) >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=305208&key_no=6#KEY-6-24> >> Inflorescence >> cymose, 2- or 3-flowered, or flower solitary; basal leaf blade 1.1-2 cm >> 23 S. dianxibeiensis >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200010251> >> + Inflorescence corymbiform, 5-17-flowered; basal leaf blade 1.5-5 cm >> 22 S. diversifolia >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200010256> >> >> However, it looks contradictory in Plant illustrations >> <http://www.plantillustrations.org/species.php?id_species=912173> one >> <http://www.plantillustrations.org/illustration.php?id_illustration=80744&id_taxon=8103&mobile=0&SID=pqmo7ph77jo3gk5g0id89087d5&language=English&thumbnails_selectable=0&selected_thumbnail=0&query_type=species&query_broad_or_restricted=broad&group=0&lay_out=0&uhd=0> >> and two >> <http://www.plantillustrations.org/illustration.php?id_illustration=4128&id_taxon=8103&mobile=0&SID=pqmo7ph77jo3gk5g0id89087d5&language=English&thumbnails_selectable=0&selected_thumbnail=0&query_type=species&query_broad_or_restricted=broad&group=0&lay_out=0&uhd=0> >> of Saxifraga >> diversifolia. >> >> Here is the description of Saxifraga diversifolia from IBIS Flora from >> Flora of British India >> <https://flora.indianbiodiversity.org/content/saxifraga-diversifolia-wall-ex-ser-0> >> (could >> not find it for Saxifraga parnassifolia): >> >> *Wall. in Sternb. Saxifrag. Suppl, t.* 22 ; flowers corymbose rarely >> 3-2, sepals ovate-oblong small, cauline leaves sessile often cordate and >> amplexicaul,* radical leaves long-petioled often large.* Wall. Cat. 452 >> ; DC. Prodr. iv. 44 ; Hook. Lond. Journ. Bot. iv. t. 21 ; H. f. & T. in >> Journ. Linn. Soc. ii. 70 ; Engler Monog. Saxifrag. 125. S. parnassifolia, >> Wall. Cat. 451, partly ; Don in Trans. Linn. Soc. xiii. 405 ; DC. Prodr. >> iv. 25 ; Sternb. Saxifrag. Suppl, t. 25. S. Moorcroftiana, Wall. Cat. 453 ; >> Sternb. Saxifrag. Suppl, t. 24. S. lysimachoides, Klotzsch in. Reis. Pr. >> Waldem. Bot. t. 42. >> Alpine Himalaya ; from KASHMIR to BHOTAN, alt. 9000-17,000 ft., abundant. >> Stems 8-18 in. high, leafy, glandular, often finally glabrous. *Radical >> leaves long-petioled, narrowed into the petiole *or (var. parnassifolia) >> ovate, subcordate ; cauline 1/2-2 in., ovate or broad oblong. Sepals at >> length reflexed. Petals with 4 stalked glands at their base, 1.1/2—2 times >> the sepals. Styles very short. Capsule ovate-oblong. Seeds angular, testa >> smooth, somewhat plaited. >> >> Here is what Flora of China says: >> Saxifraga diversifolia >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200010256>: >> Herbs perennial, 16-43 cm tall. Stem proximally brown crisped villous or >> glabrous, distally shortly glandular hairy. *Basal leaves with petiole >> 3-9 cm, abaxially and marginally brown villous; leaf blade ovate-cordate to >> narrowly ovate, 1.5-5 × 1.2-2.6 cm, abaxially and marginally brown >> pubescent, **adaxially** glabrous or brown pilose near base, base >> cordate, apex acute.* Cauline leaves 8-12; petiole 0.5-4 cm, brown >> crisped villous; leaf blade subcordate or ovate-cordate to narrowly ovate, >> 1-6.3 × 0.4-4 cm, base cordate or subcordate, apex obtuse or acute; >> proximal leaf blades larger, abaxially and marginally brown pilose or >> glandular pilose, adaxially glabrous or subglabrous; distal leaf blades >> smaller, usually glabrous on both surfaces, glandular hairy at margin. Cyme >> corymbose, 3-14 cm, 5-17-flowered; pedicels 6-12 mm, glandular hairy.* >> Sepals reflexed, *narrowly to broadly ovate, 3-4.2 × 1.3-3.5 mm, >> abaxially glandular hairy or glabrous on both surfaces, veins 3(-5), not or >> partly confluent at apex, margin membranous, glandular ciliate, apex obtuse >> or acute, rarely erose. Petals yellow, elliptic, obovate, or ovate to >> narrowly so, rarely oblong, 5-8 × 2-5 mm, usually not callose, rarely >> 4-6-callose, (3-)5-7(-9)-veined, base narrowed into a claw 0.5-1.3 mm, apex >> obtuse. Stamens 4-5.6 mm. Ovary subsuperior, ovoid, 3-4.2 mm; styles 1-1.6 >> mm. Fl. and fr. Aug-Oct. 2n = 16, (?20). >> >> Forests, forest margins, scrub, alpine meadows, rock crevices; 2700-4300 >> m. W Sichuan, SE Xizang, N Yunnan [Bhutan, Kashmir, Myanmar, Nepal, Sikkim]. >> >> *Saxifraga diversifolia* is extremely polymorphic. Many of the variants >> have been published as species, which are accepted as such in the present >> account because a very narrow species concept has been adopted in >> classifying the variation. However, many botanists would prefer to see >> rather more "lumping," and comments relating to how this might be done are >> made in relevant places. >> >> >> *Saxifraga parnassiifolia >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=241000345>* D. >> Don >> <http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=241000345>: >> *Saxifraga diversifolia* Wallich ex Seringe var. *parnassiifolia* (D. >> Don) Seringe; >> Herbs perennial, cespitose, 11.5-24 cm tall. Stem branched, densely brown >> crisped glandular villous. *Basal leaves with petiole 1.3-2.7 cm, >> crisped glandular villous; leaf blade cordate-ovate, 1.5-4 × 1.3-3 cm, >> crisped villous on both surfaces and at margin or glabrous adaxially, base >> cordate, apex acute.* Cauline leaves 6 or 7, sessile, ovate to cordate, >> 0.9-3.5 × 0.5-2.3 cm, base cordate, semiamplexicaul, apex obtuse or >> acute; proximal leaves glandular villous on both surfaces and at margin or >> glabrous adaxially; distal leaves shortly glandular hairy on both surfaces, >> margin shortly glandular hairy and glandular villous. Pleiochasium 2-2.5 >> cm, 6-11-flowered; pedicels shortly glandular hairy. *Sepals erect to >> spreading, *ovate to broadly so, 3-4 × 1.5-2.9 mm, shortly brown >> glandular hairy abaxially, adaxially distally, and at margin and apex, >> veins 5-7, confluent into a verruca at apex. Petals yellow, obovate to >> broadly ovate, 5-7.9 × 3.5-4 mm, subcolumnar 4-6-callose, not or >> indistinctly 2- or 3-callose, 5-7-veined, base contracted into a claw >> 0.6-1.7 mm, apex obtuse. Stamens 2.5-4 mm. Ovary subsuperior, ovoid, >> 1.6-2.5 mm; styles 1-2 mm. Fl. Jul-Sep. 2n = 16. >> >> *Abies* forest margins, slopes; 2700-4000 m. S Xizang (Nyalam Xian, Zayü >> Xian) [Bhutan, India, Nepal, Sikkim]. >> >> *Saxifraga parnassiifolia* var. *obscuricallosa*, which was accepted in >> FRPS, cannot be distinguished reliably because of intermediates. >> >> *Can anyone solve this mystery or give clear cut and verifiable keys >> between the two?* >> -- >> With regards, >> J.M.Garg >> > -- You received this message because you are subscribed to the Google Groups "efloraofindia" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/indiantreepix/CA%2BiuSFBoFRDGKEWkaquBZNGoHhJERnqcP471cDpBA4K84X9G5Q%40mail.gmail.com.
