| In aspergillus, the threads are simple and erect, with a globose head, around which are clustered chains of simple spores. |
| Frustules globose, ellipsoidal or cylindrical, concatenate, closely joined together. |
| Usually globose in shape or a little lobed, with black peridium and pyramidal warts with apparent cross stripes. |
| Fruit drupe, globose or ellipsoid, green, yellow or red when ripe and covered with fine thorns. |
| The floral nectaries are hidden inside a globose corolla, and produce abundant nectar. |
| Sporangia globose or ovoid to ellipsoid or oblong, erect or sometimes inclined or even nodding. |
