NYPL's Public Domain Archive
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![Bird's Knotgrass (Polygonum aviculare), the so-called male al-batbât [top]; Mare's Tail (Equisetum arvense), the so-called female al-batbât [bottom], fol. 179](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4ODkvMDEvMDEvYmlyZHMta25vdGdyYXNzLXBvbHlnb251bS1hdmljdWxhcmUtdGhlLXNvLWNhbGxlZC1tYWxlLWFsLWJhdGJhdC10b3AtbWFyZXMtMTM5NDQ3LTEwMjQuanBn/40/62/webp "Bird's Knotgrass (Polygonum aviculare), the so-called male al-batbât [top]; Mare's Tail (Equisetum arvense), the so-called female al-batbât [bottom], fol. 179")