Illustration of <i>Allium albopilosum</i>
Joseph Dalton Hooker (1817-1911)
1904
Curtis's botanical magazine vol. 130 ser. 3 nr. 60 tabl. 7982 (<a rel="nofollow" class="external free" href="http://www.botanicus.org/page/451490">http://www.botanicus.org/page/451490</a>)