Taxonomy of the Polygonum douglasii (Polygonaceae ... - WLU
Taxonomy of the Polygonum douglasii (Polygonaceae ... - WLU
Taxonomy of the Polygonum douglasii (Polygonaceae ... - WLU
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6 BRITTONIA<br />
[VOL. 57<br />
FIG. 3. Morphology <strong>of</strong> flowers. A. <strong>Polygonum</strong> <strong>douglasii</strong>. B. P. sawatchense subsp. oblivium. C. P. nuttallii.<br />
D. and E. P. gabrielae. F. P. sawatchense subsp. sawatchense. G. P. utahense. H. P. cascadense. I. P. engelmannii.<br />
J. P. austiniae. Scale bars � 1 mm.
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