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 Phragmidium tuberculatum
BiostatusPresent in region - Exotic
Images (click to enlarge)
Caption: uredinia and telia. scale = 1mm
Owner: J.A. Cooper | 
Caption: telia, uredinia and uredinial paraphyses
Owner: J.A. Cooper |
Article: Gadgil, P.D. (in association with Dick, M.A.; Hood, I.A.; Pennycook, S.R.) (2005). Fungi on trees and shrubs in New Zealand. Fungi of New Zealand. Ngā Harore o Aotearoa 4: xi + 437 p. Hong Kong: Fungal Diversity Press.
Description: Type: Rust and Smut Fungi; Description: Spermagonia crowded together in small groups, honey coloured, up to 0.1 mm in diameter; on both sides of leaves. Aecia in rings surrounding the spermagonia, bright orange becoming yellow-orange, 1–3 mm in diameter; on circular yellowish leaf spots on upper surfaces of leaves. Aeciospores globoid to ellipsoid, 20–30 × 18–24 μm, densely verrucose, hyaline. Uredinia scattered or in groups, pale yellow; on the lower surfaces of leaves. Urediniospores globoid to ellipsoid, 20–25 × 16–24 μm, echinulate, yellow. Telia scattered or in groups, black; on the lower surfaces of leaves. Teliospores ellipsoid-oblong to cylindroid, 3–5-septate, 55–110 × 30–36 μm, with a pale to hyaline apical papilla, verrucose, chestnut brown.
Distribution: Distribution: Wanganui, Wellington, Chatham Islands.; 1st Record: Laundon (1970b).
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