Paper · 2020 · Planta Daninha

Systematics of medicinally important weeds of genus Convolvulus: Convolvulaceae

Shomaila Ashfaq; Mushtaq Ahmad; Muhammad Zafar; et al.

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claims
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verbatim quotes
5
citations
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research areas
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Open access · cc-by-nc

Abstract

Background: Palyno-morphological and foliar epidermal studies plays a very important role in the correct identification and differentiation of two weeds of genus convolvulus. Objective: The aim of the study is to determine the medicinal uses of the two important weeds for correct systematic identification. Methods: Both the qualitative and quantitative features were measured with the help of Light microscopy (LM) and scanning electron microscope (SEM). Results: Variations were observed in both the weeds, i.e Convolvulus arvensis (bindweeds) and Convolvulus prostatus (soft bindweed) in epidermal cells, stomatal size and number, guard cell shape and size, subsidiary cell and diversity of trichomes. Paracytic type of stomata was found in both the weed species. Stomata shape in Convolvulus arvensis is elliptical and oval to oval oblong in Convolvulus prostratus. Weed species have a difference in size, shape, polarity and exine ornamentation. Tricolporate pollen type was observed. The shape of pollen grains is Prolate, Perforate. By using these Palyno-morphological characteristics a taxonomic key is prepared for the identification of these weed plants. Conclusions: High fertility rate i.e Convolvulus arvensis 96% and in Convolvulus prostatus is 90 % shows the weed species are well adapted in the area. Systematics studies of the weed play a very important role not only incorrect identification but also differentiation with other weed plants and subsequently for the conservation purposes.

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Claims 10

Observationobservedoriginal resultmeasured

Claim · model-written summary

The two Convolvulus weeds varied in epidermal cells, stomata, guard cells, subsidiary cells, and trichomes.

Taxon
Convolvulus arvensisConvolvulus arvensise0
Outcome
epidermal cells, stomatal size and number, guard cell shape and size, subsidiary cell and diversity of trichomese0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus arvensis
Convolvulus arvensis · TaxonW. Bulach · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Variations were observed in both the weeds, i.e Convolvulus arvensis (bindweeds) and Convolvulus prostatus (soft bindweed) in epidermal cells, stomatal size and number, guard cell shape and size, subsidiary cell and diversity of trichomes”

✓ located verbatim in the source · abstract, characters 466–704 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Both Convolvulus species had paracytic stomata.

Taxon
ConvolvulusConvolvulust0
Outcome
Paracytic type of stomatae0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus
Convolvulus · Taxon · picture of the genus (one of its species)Taken by Carsten Niehaus ( user:Lumbar ). See here . · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Paracytic type of stomata was found in both the weed species”

✓ located verbatim in the source · abstract, characters 706–766 · show in text ↑
t0

“Convolvulus”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Convolvulus arvensis stomata were elliptical.

Taxon
Convolvulus arvensisConvolvulus arvensise0
Outcome
Stomata shapee0
Qualifier
ellipticale0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus arvensis
Convolvulus arvensis · TaxonW. Bulach · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Stomata shape in Convolvulus arvensis is elliptical”

✓ located verbatim in the source · abstract, characters 768–819 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Convolvulus prostratus stomata were oval to oval oblong.

Taxon
Convolvulus prostratusConvolvulus prostratuse0
Outcome
oval to oval oblonge0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus prostratus
Convolvulus prostratus · TaxonKrzysztof Ziarnek, Kenraiz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“oval to oval oblong in Convolvulus prostratus”

✓ located verbatim in the source · abstract, characters 824–869 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The weeds differed in pollen size, shape, polarity and exine ornamentation.

Taxon
ConvolvulusConvolvulust0
Outcome
difference in size, shape, polarity and exine ornamentatione0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus
Convolvulus · Taxon · picture of the genus (one of its species)Taken by Carsten Niehaus ( user:Lumbar ). See here . · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Weed species have a difference in size, shape, polarity and exine ornamentation”

✓ located verbatim in the source · abstract, characters 871–950 · show in text ↑
t0

“Convolvulus”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Tricolporate pollen was observed.

Taxon
ConvolvulusConvolvulust0
Outcome
Tricolporate pollen typee0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus
Convolvulus · Taxon · picture of the genus (one of its species)Taken by Carsten Niehaus ( user:Lumbar ). See here . · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Tricolporate pollen type was observed”

✓ located verbatim in the source · abstract, characters 952–989 · show in text ↑
t0

“Convolvulus”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Pollen grain shape was described as Prolate, Perforate.

Taxon
ConvolvulusConvolvulust0
Outcome
Prolate, Perforatee0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus
Convolvulus · Taxon · picture of the genus (one of its species)Taken by Carsten Niehaus ( user:Lumbar ). See here . · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The shape of pollen grains is Prolate, Perforate”

✓ located verbatim in the source · abstract, characters 991–1039 · show in text ↑
t0

“Convolvulus”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Method / resourceobservedoriginal resultbasis n/a

Claim · model-written summary

A key based on palyno-morphological traits was prepared for identifying the weeds.

Taxon
ConvolvulusConvolvulust0
Outcome
taxonomic keye0

Not reportedComparatorValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus
Convolvulus · Taxon · picture of the genus (one of its species)Taken by Carsten Niehaus ( user:Lumbar ). See here . · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“By using these Palyno-morphological characteristics a taxonomic key is prepared for the identification of these weed plants”

✓ located verbatim in the source · abstract, characters 1041–1164 · show in text ↑
t0

“Convolvulus”

✓ located verbatim in the source · title, characters 52–63 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Convolvulus arvensis had a fertility rate of 96%.

Taxon
Convolvulus arvensisConvolvulus arvensise0
Outcome
Convolvulus arvensis 96%e0
Value
96%e0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Convolvulus arvensis
Convolvulus arvensis · TaxonW. Bulach · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Convolvulus arvensis 96%”

✓ located verbatim in the source · abstract, characters 1203–1227 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Convolvulus prostatus had a fertility rate of 90%.

Taxon
Convolvulus prostatuse0
Outcome
Convolvulus prostatus is 90 %e0
Value
90 %e0

Verbatim

e0

“Convolvulus prostatus is 90 %”

✓ located verbatim in the source · abstract, characters 1235–1264 · show in text ↑