Now showing: Sri Lanka - Postage stamps (1972 - 1979) - 20 stamps.
1. January WM: None Perforation: 13
![[Indigenous Flora, type ]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/0020-b.jpg)
| No. | Type | D | Color | Description |
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| 20 | T | 25(C) | multicoloured | Rhododendron zeylanicum | 0.26 | - | 0.26 | - | USD |
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| 21 | U | 50(C) | multicoloured | Exacum trinerve | 0.26 | - | 0.26 | - | USD |
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| 22 | V | 75(C) | multicoloured | Ipsea speciosa | 0.26 | - | 0.26 | - | USD |
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| 23 | W | 10.00(R) | multicoloured | Wormia triquetra | 5.21 | - | 4.17 | - | USD |
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| 20‑23 | Minisheet (153 x 153mm) | 20.84 | - | 20.84 | - | USD | |||||||||||
| 20‑23 | 5.99 | - | 4.95 | - | USD |
8. January WM: None Perforation: 13 x 12½
![[Mahaweli River Diversion, type X]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/X-s.jpg)
6. May WM: None Perforation: 14
![[Opening of Satellite Earth Station, Padukka, type Y]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/Y-s.jpg)
7. May WM: None Perforation: 13¼
![[Vesak, type ]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/0026-b.jpg)
| No. | Type | D | Color | Description |
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| 26 | Z | 5(C) | multicoloured | 0.26 | - | 0.26 | - | USD |
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| 27 | AA | 10(C) | multicoloured | 0.26 | - | 0.26 | - | USD |
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| 28 | AB | 1.80(R) | multicoloured | 1.04 | - | 1.04 | - | USD |
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| 29 | AC | 2.00(R) | multicoloured | 1.04 | - | 1.04 | - | USD |
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| 30 | AD | 2.25(R) | multicoloured | 2.60 | - | 2.60 | - | USD |
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| 31 | AE | 5.00(R) | multicoloured | 6.25 | - | 6.25 | - | USD |
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| 26‑31 | Minisheet (160 x 95mm) | 15.63 | - | 15.63 | - | USD | |||||||||||
| 26‑31 | 11.45 | - | 11.45 | - | USD |
16. June WM: None Perforation: 12 x 12¾
![[Gems of Sri Lanka, type ]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/0032-b.jpg)
3. August WM: None Perforation: 14¼ x 14¾
![[Non-aligned Summit Conference, Colombo, type AJ]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/AJ-s.jpg)
![[Non-aligned Summit Conference, Colombo, type AJ1]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/AJ1-s.jpg)
29. November WM: None Perforation: 14
![[The 200th Anniversary of American Revolution, type AK]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/AK-s.jpg)
21. December WM: None Perforation: 13
![[The 100th Anniversary of Telephone, type AL]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/AL-s.jpg)
