. Bursa bursa-pastoris and Bursa heegeri biotypes and hybrids. Bursa heegeri; Plant hybridization. BIOTYPES AND HYBRIDS. 13. Fig. 2.—Bursa bursa-pastoris heteris. A typical specimen of my first pure cul- ture of this biotype. Fig. 3.—Bursa bursa-pastoris heteris. Climax leaves of the rosette of a speci- men growing in nature in Jackson Park, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Shull, George Harrison, 1
. Bursa bursa-pastoris and Bursa heegeri biotypes and hybrids. Bursa heegeri; Plant hybridization. BIOTYPES AND HYBRIDS. 13. Fig. 2.—Bursa bursa-pastoris heteris. A typical specimen of my first pure cul- ture of this biotype. Fig. 3.—Bursa bursa-pastoris heteris. Climax leaves of the rosette of a speci- men growing in nature in Jackson Park, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Shull, George Harrison, 1874-1954. Washington, Carnegie Institution
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectplanthybridization
