Type: Radicicolous Fungi; Description: Colonies on corn meal agar submerged, no aerial mycelium, main hyphae up to 5 sm wide. Sporangia intercalary and occasionally terminal, globose, 10–30 μm in diameter, or ellipsoidal to limoniform, then 10–37 × 5–26 μm. Oogonia terminal or intercalary, globose to subglobose, 12–21 μm in diameter, wall echinulate with conical, blunt spines, 2–7 μm long. Antheridia one, occasionally two per oogonium, typically monoclinous, antheridial stalk arising some distance from the oogonium. Oospores plerotic, 11–20 μm in diameter.

Distribution: Northland, Auckland, Waikato, Bay of Plenty, Taranaki, Wanganui, Wellington, Hawkes Bay, Wairarapa, Mid Canterbury, South Canterbury, Dunedin.; 1st Record: Robertson (1973a).

Significance: None. Infrequently isolated from diseased roots (Robertson 1973a). Reported as slightly pathogenic to roots of vegetable seedlings (Robertson 1976).; Host(s): Cryptomeria japonica, Hebe sp., Juniperus chinensis.