| Image | Description | Purchase |
 | BULGARIA - Scott 4370-73 Roses MINT NH BULG4370-73H8 | Price: $22.85 | | |
| | BULGARIA - Scott 4399 Strandja Mountain Flowers Tete Beche Block of 4 diff. MINT NH BULG4399H8 | Price: $3.49 | | |
| BURKINA FASO - Scott 423-33 Flowers MINT NH BURF423-33H8 | Price: $15.00 | | |
| BURKINA FASO - Scott 1083-86 Orchids (Flowers) MINT NH BURF1083-86H8 | Price: $6.00 | | |
| BURUNDI - Scott 633-38,C289-C94 Flowers (12) USED BRND633-638,C289-C294H8 | Price: $34.50 | | |
| BURUNDI - Scott C289-94 1986 Orchids MINT NH BRNDC289-94H8 | Price: $54.00 | | |
| CAMBODIA - Scott 1678-83 Orchids MINT NH CAMB1678-83H8 | Price: $4.90 | | |
| | CAMEROUN - Scott 441-43 Flowers MINT NH CAMR441-43H8 | Price: $2.00 | | |
| CAMEROUN - Scott 516-18 Flowers MINT NH CAMR516-18H8 | Price: $3.00 | | |
| | CAMEROON - Scott 618-19 Flowers MINT NH CAMR618-19H8 | Price: $1.50 | | |
| CAMEROUN - Scott C88-89 Flowers MINT NH CAMRC88-89H8-XS | Price: $8.00 | | |
| CAMEROUN - Scott C119-21 Flowers MINT NH CAMRC119-21H8 | Price: $4.00 | | |
| | CANADA - Scott 1315A Gardens MINT VF NH CAND1315AH8 | Price: $4.00 | | |
| | CANADA - Scott 1315B Gardens Booklet MINT VF NH CAND1315BH8 | Price: $7.00 | | |
| | CAPE VERDE - Scott 416-21 Flowers and Plants MINT NH CAPV416-21H8 | Price: $4.00 | | |
| CAYMAN ISLANDS - Scott 287-90 Orchids MINT NH CAYM287-90H8-XS | Price: $9.00 | | |
| CAYMAN ISLANDS - Scott 709 Queen Mother 95th Birthday (Orchid) S/S MINT NH CAYM709H8-XS | Price: $10.00 | | |
| | CENTRAL AFRICAN REPUBLIC - Scott 313-14 Undervalued Flowers MINT NH CENT313-14H8 | Price: $2.95 | | |
| | CHAD - Scott 211-14 Flowers MINT NH CHAD211-14H8 | Price: $3.00 | | |
| CHINA PEOPLE'S REPUBLIC - Scott 2045-47 Flowers MINT NH CHNR2045-47H8 | Price: $2.10 | | |
| CHINA PEOPLE'S REPUBLIC - Scott 2566a Flowers S/S perf. (19M) MINT VF NH CHNR2566aH8 | Price: $4.00 | | |
| | CHINA PEOPLE'S REPUBLIC - Scott 3140A Orchids S/S MINT NH CHNR3140AH8 | Price: $4.10 | | |
| CHINA-TAIWAN - Scott 2154A $40.00 Plum Blossom Specimen MINT NH CHNN2154AH8 | Price: $13.00 | | |
| | CHINA-TAIWAN - Scott 2495-2503 Flowers (9) MINT VF NH CHNN2495-2503H8 | Price: $4.20 | | |
| | CHINA-TAIWAN - Scott 2616-27 Flowers MINT NH CHNN2616-27H8 | Price: $12.00 | | |
| CHINA-TAIWAN - Scott 2627A Flowers IV S/S MINT NH CHNN2627AH8 | Price: $7.50 | | |
| | CHINA-TAIWAN - Scott 2940-42 Flowers MINT NH CHNN2940-42H8 | Price: $1.80 | | |
| | CHINA-TAIWAN - Scott 2989-92 Flowers MINT NH CHNN2989-92H8 | Price: $3.00 | | |
| | CHINA-TAIWAN - Scott 3000-02 Flowers (3) MINT NH CHNN3000-02H8 | Price: $1.75 | | |
| | CHINA-TAIWAN - Scott 3018-21 Flowers II MINT NH CHNN3018-21H8 | Price: $3.00 | | |
| | CHINA-TAIWAN - Scott 3044-47 Flowers III MINT NH CHNN3044-47H8 | Price: $3.00 | | |
| | CHINA-TAIWAN - Scott 3049-51 Vine Flowers MINT NH CHNN3049-51H8 | Price: $2.10 | | |
| | CHINA-TAIWAN - Scott 3161-63 Flowers '98 MINT NH CHNN3161-63H8 | Price: $2.00 | | |
| CHINA-TAIWAN - Scott 3404-07 Auspicious 2002 (Flowers) MINT NH CHNN3404-07H8 | Price: $1.73 | | |
| | CHINA-TAIWAN - Scott 3431-33 Scented Flowers MINT VF NH CHNN3431-33H8 | Price: $2.25 | | |
| | CISKEI - Scott 225-28 Roses MINT NH CISK225-28H8-XS | Price: $2.39 | | |
| | COCOS ISLANDS - Scott 183, 185, 190, 198 Flowers I MINT VF NH COCS183,85,998H8 | Price: $6.00 | | |
| CONGO, PEOPLES REP. (FR.) - Scott 386-88 Flowers MINT NH CNGP386-88H8 | Price: $2.60 | | |
| CONGO, PEOPLES REP. (FR.) - Scott 685-89 Local Flowers MINT NH CNGP685-89H8 | Price: $3.00 | | |
| CONGO, PEOPLES REP. (FR.) - Scott 1109-14 Flowers MINT NH CNGP1109-14H8 | Price: $6.00 | | |
| CONGO, PEOPLES REP. (FR.) - Scott C2-4 1961 Flowers MINT NH CNGPC2-4H8-XS | Price: $19.00 | | |
| | CONGO, PEOPLES REP. (FR.) - Scott C8 Flowers MINT VF NH CNGPC8H8-XS | Price: $2.00 | | |
| CONGO, PEOPLES REP. (FR.) - Scott J46-51 Flowers MINT NH CNGPJ46-51H8 | Price: $3.50 | | |
| COOK ISLANDS - Scott 199-220 Flowers Cpl. Set with Both 4 Cent Values (23 Values) MINT NH COOK199-220H8-HI-FOTOG-XS-EBAY | Price: $39.00 | | |
| COOK ISLANDS - Scott 199-220 1967-69 Flowers (23) MINT LH COOK199-220H8 | Price: $25.00 | | |
| | COOK ISLANDS - Scott 291 Flowers MINT NH COOK291H8 | Price: $3.00 | | |
| | COSTA RICA - Scott 274,C653-57 Flowers MINT NH COST274,C653-57H8 | Price: $6.90 | | |
| | COSTA RICA - Scott 420 Orchid MINT NH COST420H8 | Price: $4.00 | | |
| | CROATIA - Scott 300-01 Flowers MINT NH CROA300-01H8 | Price: $2.00 | | |
| | CROATIA - Scott 679-81 Flora - Endemic Plants (Flowers) MINT NH CROA679-81H8 | Price: $3.36 | | |
