PLATE 9 



MULTICELLULAR UNISERIATE NON-BRANCHED HAIRS 



1. Digitalis leaf (Digitalis pur pur ea, L.)- 



2. Arnica flower (Arnica montana, L.). 



3. Western skullcap plant (Scutellaria canescens, Nutt.) 



4. Eastern skullcap plant (Scutellaria lateriflora, L.) 



5. Peppermint leaf (Mentha piperita, L.). 



6. Thyme leaf (Thymus vulgaris, L.). 



7. Yarrow flowers (Achillea millefolium, L.). 



8. Wormwood leaf (Artemisia absinthium, L.). 



9. Sumac fruit (Rhus glabra, L.). 



