| Answer | Crossword Clue |
|---|---|
| IRIS | It's usually blue or brown |
| IRIS | It's usually blue, green or brown |
| EYES | They're usually blue or brown |
| IRIS | It's often brown or blue |
| milkworts | A small plant that was formerly believed to increase the milk yield of cows and nursing mothers. Its tiny flowers, which may be white, pink, yellow-orange, blue, or greenish, usually appear in cloverlike heads |
| hemin | a red-brown to blue-black crystalline salt C34H32N4O4FeCl derived from oxidized heme but usually obtained in a characteristic crystalline form from hemoglobin |
