ClipArt ETC
"2. flower of Stylapterus sp.; 3 a. anther in front; 3 b. ditto behind; 4. anther between two lobes of calyx." -Lindley, 1853

Stylapterus

"2. flower of Stylapterus sp.; 3 a. anther in front; 3 b. ditto behind; 4. anther between two lobes…