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| 花旗松北美黄杉，Pseudotsuga douglasii Carr.，松柏科 | |||
| 黄松 Pseudotsuga taxifolia | |||
| 美国枞; 枞木; 美国花旗松 | |||
| 黄杉; 花旗松【植】; 美枞; 美松黄杉属; 美国黄松 | |||
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| 花旗松 | |||
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Douglas fir : 26 phrases in 7 subjects |
| Architecture | 2 |
| Biology | 6 |
| Botany | 2 |
| Desert science | 2 |
| Entomology | 7 |
| Life sciences | 1 |
| Pest control | 6 |
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