Lemmon’s holly fern (Polystichum lemmonii) COSEWIC assessment and status report: chapter 4

Distribution

Global range

Polystichum lemmonii ranges from southcentral British Columbia, south through Washington and Oregon to northern California (Figure 2; Smith and Lemieux 1993; Wagner 1993).

Figure 2. Distribution of Polystichum lemmonii in North America.

Figure 2. Distribution of Polystichum lemmonii in North America.

Canadian range

In Canada, it is known only from the Baldy Mountain area on the eastern side of the Okanagan River valley in southcentral British Columbia (Figure 3; Ceska 2000; Douglas et al. 2002a, b).

Figure 3.  Location (■) of Polystichum lemmonii in British Columbia.

Figure 3.  Location (■) of Polystichum lemmonii in British Columbia.

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