Stamps with letter denomination values:
STAMP VALUE DATE of rate change
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A 15 cents 5/29/78
B 18 cents 3/22/81
C 20 cents 11/1/81 (!)
D 22 cents 2/17/85
E 25 cents 4/3/88
F 29 cents 2/3/91 <<<<<<<<<<<<<<<
G 32 cents 1/1/95
H 33 cents 1/10/99
None of the flower stamps are at all scarce, if that is what you wanted to know.
2000 First Class Rate stamp featuring the flower is valued at $0.33.
There was a set of four flower stamps issued in 2000. They have a face value of 34 cents.
The tulip stamp was marked as the F Flower stamp. It has a face value of 29 cents.
That is the F stamp and came out in 1991. It has a face value of 29 cents.
The F stamp was a picture of a Flower. They matched the picture to the letter. It has a face value of 29 cents.
The A series stamp pictures an eagle. It has a face value of 15 cents.
According to the website United States Non-denominated Stamp Values, the face value is 37 cents.
The D stamp has a face value of 22 cents and can be used on domestic mail at that value.
Yes
Face value of the original stamp was $0.20
The H stamp was the one with the Hat on it. It has a face value of 33 cents.
An E stamp is a picture of Earth. It has a face value of 25 cents.
The face value of the D stamp was 22 cents when issued in 1985.
The C series stamps were issued in 1981. The postage stamp has a face value of 20 cents.