Seeds 2 per valve, brown-yellow, semiellipsoid, 2--3 mm, flat on 1 surface, irregularly pitted, truncate at 1 end. 种子2每裂片,棕色黄,半椭圆形,2-3毫米,平在1面,不规则具洼点,截形在1末端。
Bullae are rounded or irregularly shaped blisters containing serous or seropurulent fluid.They differ from vesicles only in size, being larger than 1 cm. 大疱为圆形或不规则形的大水疱,含浆液性浆液脓性液体,大于1cm,与水疱仅是大小之别。