Thanks, Taffazull ji, for great details and analysis. -- With regards, J. M. Garg
On Thu, 5 Jan, 2023, 3:19 pm [email protected], <[email protected]> wrote: > Sorry clicked the post button inadvertently > Prolate pollen is rather unusual in Nonea sp for in a study of 8 *Nonea > *species > only one had prolate pollen grains rest had subprolate (spherical with > pointed ends)(See attached table). Though microscopic appearance of pollen > grains is not diagnostic it can certainly rule out a candidate if the > morphology is different > On Thursday, January 5, 2023 at 3:01:57 PM UTC+5:30 [email protected] > wrote: > >> *POLLEN* >> Am posting photos of pollen grains which I got by teasing the anthers on >> a glass slide with a pin. I managed to take the photos with a cheap >> "Students Microscope" to which I have added an oil immersion lens and my >> entry level digital camera (Sony DSC-W830). I think photos of pollen >> grains are a first for eflora >> as I have never seen them before. The pollen grains are prolate(cigar >> shaped) with a single longitudinal furrow (sulcus) running from pole to >> pole (monosulcate.) >> On Thursday, January 5, 2023 at 2:46:33 PM UTC+5:30 [email protected] >> wrote: >> >>> Photo of Anthers >>> >>> On Thursday, January 5, 2023 at 2:44:55 PM UTC+5:30 [email protected] >>> wrote: >>> >>>> *Anthers* >>>> 5 stamens inserted in the corolla tube just below the throat (Three >>>> are visible in the photo). The stalk by which they are attached(filament) >>>> is very short. >>>> Peering from above one can see the anthers only in the intact flower. >>>> In this feature it resembles *Nonea. *They are brownish yellow (see >>>> photo) >>>> On Thursday, January 5, 2023 at 2:30:27 PM UTC+5:30 [email protected] >>>> wrote: >>>> >>>>> Dear Garg ji, >>>>> Thanks for the comment about FOP. Unfortunately their sketch does not >>>>> show calyx. In fact they must have followed Kazimi the most towering >>>>> authority there. >>>>> Need expert opinion on this >>>>> Here are more details about corolla >>>>> *Corolla:* >>>>> Corolla is very delicately attached to the flower and in two of them >>>>> fell down as I was examining the calyx. >>>>> The corolla is approximately infundibuliform (like an inverted >>>>> bell).The lobes are very small about 1-1.5 mm as is visible from the >>>>> photo' >>>>> The tube has a slight sinuous bend at the bottom (See photo). As I >>>>> will show in a subsequent post the style is very short and must remain in >>>>> the bend. >>>>> I speculate that this would be to avoid self pollination as the >>>>> anthers are just below the throat. Indulging in further speculation one >>>>> can >>>>> surmise that the peculiar shape of the corolla suggests that the >>>>> pollinator >>>>> might be a moth or butterfly with a long proboscis which can descend to >>>>> the >>>>> bottom of the tube. >>>>> Regards >>>>> Taffazull >>>>> On Thursday, January 5, 2023 at 11:58:53 AM UTC+5:30 JM Garg wrote: >>>>> >>>>>> Thanks, Taffazul ji. >>>>>> But Flora of Pakistan >>>>>> <http://www.efloras.org/florataxon.aspx?flora_id=5&taxon_id=250084488> >>>>>> says about *Nonea edgeworthii* A. DC. in DC. as 'Calyx 6-7 mm long, >>>>>> up to 10 mm in fruit, dense hairy; lobes linear' >>>>>> >>>>>> On Wed, 4 Jan 2023 at 17:43, [email protected] <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> *A Surprising fact about the calyx* >>>>>>> >>>>>>> Regarding the calyx Kazmi in his authoritative work writes under the >>>>>>> heading *Nonea Medicus ,Philos .Bot.1:31.1789.:* >>>>>>> >>>>>>> "Calyx 5-fid , shortly or for ½ of its length, never divided to the >>>>>>> base, enlarged in fruit.." >>>>>>> >>>>>>> (SMA Kazimi : A Revision Of The Boraginaceae of West Pakistan And >>>>>>> Kashmir(1971), Journal of Arnold Arboretum,pp670-71.). >>>>>>> >>>>>>> I had fortunately two flowers left in the plant I had transferred to >>>>>>> the planter. I reexamined the calyx and found it is divided to the >>>>>>> base. >>>>>>> This is also evident in the fruit. (See photos).It thus seems to me >>>>>>> that >>>>>>> it is either a sub genus or something different. Would request the >>>>>>> opinion >>>>>>> of experts. Many features resemble the genus *Nonea *including >>>>>>> position of anthers, gynobasic very short style morphology and >>>>>>> attachment >>>>>>> of nutlet which I will put in a subsequent post. >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> 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/68365947-d8b4-4d1b-a45a-166a263eb8ccn%40googlegroups.com >>>>>>> <https://groups.google.com/d/msgid/indiantreepix/68365947-d8b4-4d1b-a45a-166a263eb8ccn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> 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/ce955ce5-c503-42d2-ae6e-7344e51ab3ebn%40googlegroups.com > <https://groups.google.com/d/msgid/indiantreepix/ce955ce5-c503-42d2-ae6e-7344e51ab3ebn%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "eFloraofIndia" group. 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