2. The national flower of the Islamic Republic of Afghanistan and Kabul, the capital of China, is tulip (the national flag is shown below).
3. The national flower of Hanoi, the capital of Vietnam, is the lotus (the national flag is shown below).
4. The national flower of Yangon, the capital of Myanmar, is the dragon boat flower (the national flag is shown in the picture below).
5. The national flower of Manila, the capital of the Philippines, is jasmine (the national flag is shown below).
References:
Baidu Encyclopedia-Malaysia
Baidu Encyclopedia-Islamic Republic of Afghanistan
Baidu Encyclopedia-Vietnam
Baidu Encyclopedia-Myanmar
Baidu Encyclopedia-Philippines