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Fig. 4 | Phytopathology Research

Fig. 4

From: Three formae speciales of Puccinia striiformis were identified as heteroecious rusts based on completion of sexual cycle on Berberis spp. under artificial inoculation

Fig. 4

Pycnial and aecial stages of each of formae speciales of Puccinia striiformis infecting Berberis. a, b, c Pycnial stage of Puccinia striiformis f. sp. agropyri, P. striiformis f. sp. elymi, and P. striiformis f. sp. hordei, on barberry (Berberis shensiana), respectively. d, e, f Aecial stage of P. striiformis f. sp. agropyri, P. striiformis f. sp. elymi, and P. striiformis f. sp. hordei, on barberry (B. shensiana), respectively. g, h, i Aeciospore infections of the three formae speciales of P. striiformis on respective original hosts, Elymus cylindricus, Agropyron cristatum, and barley cv. Guoluo (Hordeum vulgare var. nudum), after inoculation, respectively. j, k, l Reaction of wheat cv. Mingxian 169 seedlings inoculated with aeciospores of each of the three forms

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