Dunn, B. 2011. Improved germination of two Sphaeralcea A. St.-Hil. (Malvaceae) species with scarification plus stratification treatments. Native Plants Journal. 12(1): 13-17.

Dunn, B. 2011. Improved germination of two Sphaeralcea A. St.-Hil. (Malvaceae) species with scarification plus stratification treatments. Native Plants Journal. 12(1): 13-17.

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