Type: Rust and Smut Fungi; Description: Spermagonia crowded, rusty brown, minute; on both sides of phyllodes. Uredinia brown, pustulate, erumpent, up to 1 mm in diameter, often confluent. Urediniospores rusty brown in mass, fusiform to oval, 40–55 × 21–23 μm, finely verruculose, yellowish brown to golden brown, with a hyaline apiculus. Teliospores solitary at the end of a sporophore, which has a lateral vesicle, produced in large numbers later in the season, often intermingled with the urediniospores at first, rusty brown, depressed globose to subglobose, 16–22 × 22–28 μm, smooth, yellowish brown, forming a brown crust; sporophore hyaline, 80 sm or longer, lateral vesicle globose, 20 μm in diameter, hyaline.

Distribution: Mid Canterbury.; 1st Record: Laundon & McCully (1978).

Significance: Very limited local distribution; of no importance.; Host(s): Acacia pycnantha.