'Pollen world of plants'-3

  • Jasdeep singh

African marigold is one of the species of marigold genus.It’s scientific name is Tagetes erectus.It is also known as Mexican marigold.It is a bisexual flower having both stamen and carpel.It belongs to family Asteraceae and has racemose head inflorescense.Stamen is present inside the staminal tube and are 3 in number.Synantherous condition is seen here.Stigma is bifid.

[caption id=”attachment_44212″ align=”alignnone” width=”300″] 1. African marigold growing in my house.[/caption]

[caption id=”attachment_44214″ align=”alignnone” width=”225″] 2. Teased anthers with filaments.[/caption]

[caption id=”attachment_44213″ align=”alignnone” width=”225″] 3. Three filaments .[/caption]

[caption id=”attachment_44215″ align=”alignnone” width=”225″] 4. Anther lobe containing many pollens.[/caption]

[caption id=”attachment_44217″ align=”alignnone” width=”280″] 5. Released pollens from anther lobe.[/caption]

[caption id=”attachment_44216″ align=”alignnone” width=”225″] 6. Pollens having spiny outer covering and are rounded in shape.[/caption]

[caption id=”attachment_44218″ align=”alignnone” width=”225″] 7. Sticky nature of pollens.[/caption]

[caption id=”attachment_44219″ align=”alignnone” width=”225″] 8. Spiny pollen.[/caption]

[caption id=”attachment_44220″ align=”alignnone” width=”225″] 9. Surface of bifid stigma bearing few pollens with pollen tube is clearly visible here.Therefore, pollens have started germinating here.[/caption]

[caption id=”attachment_44222″ align=”alignnone” width=”300″] 10. Pollens at maximum zooming showing irregular spiny outer covering.[/caption]


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