Drawing of a sporangiophore and sporangia of Pseudoperonospora cubensis isolated from Cucumis sativus.

Measurements were taken for the length of the sporangiophore (a), height of the first ramification (b), width of the trunk (c), length of the longer (d) and shorter (e) ultimate branchlets, as well as the length (f) and the width (g) of sporangia.