![](Cirsium_arvense_1363_018A_t.jpg)
Male Inflorescence in Ground |
![](Cirsium_arvense_1363_042A_t.jpg)
Female Inflorescence in Ground |
![](Cirsium_arvense_1363_058A_t.jpg)
Male Inflorescence in Ground |
![](Cirsium_arvense_1363_080A_t.jpg)
Female Inflorescence in Ground |
![](Cirsium_arvense_1363_058B_t.jpg)
Male Flower Heads in Ground |
Female Flower Heads in Ground |
![](Cirsium_arvense_1363_018B_t.jpg)
Male Flower Heads in Ground |
![](Cirsium_arvense_1363_080B_t.jpg)
Female Flower Heads in Ground |
![](Cirsium_arvense_1363_059_t.jpg)
Male Flower Head in Ground |
|
![](Cirsium_arvense_1307_001_t.jpg)
Lower Quarter of Plant |
![](Cirsium_arvense_1307_004_t.jpg)
Second Quarter of Plant |
![](Cirsium_arvense_1307_008_t.jpg)
Third Quarter of Plant |
![](Cirsium_arvense_1307_013_t.jpg)
Upper Quarter of Plant |
![](Cirsium_arvense_1363_174_t.jpg)
Male Inflorescence |
![](Cirsium_arvense_1363_184_t.jpg)
Female Inflorescence |
![](Cirsium_arvense_1363_114_t.jpg)
Male Flower Head Top |
![](Cirsium_arvense_1363_090_t.jpg)
Female Flower Head Top |
![](Cirsium_arvense_1363_132_t.jpg)
Male Flower Head Bottom |
![](Cirsium_arvense_1363_102_t.jpg)
Female Flower Head Bottom |
![](Cirsium_arvense_1363_124_t.jpg)
Male Flower Head Side |
![](Cirsium_arvense_1363_100_t.jpg)
Female Flower Head Side |
![](Cirsium_arvense_1363_142_t.jpg)
Male Flower Head,
Longitudinal Section |
![](Cirsium_arvense_1363_106_t.jpg)
Female Flower Head,
Longitudinal Section |
![](Cirsium_arvense_1363_149_t.jpg)
Male Flower |
Female Flower |
![](Cirsium_arvense_1363_162_t.jpg)
Male Flower Close-Up |
![](Cirsium_arvense_1356_050_t.jpg)
Female Flower Close-Up
|
|
![](Cirsium_arvense_1356_060_t.jpg)
Female Flower Close-Up |