Common Mullein
Verbascum thapsus
Observed along Sycamore Creek in the Pine Mountain Wilderness, Yavapai Co., Arizona, USA. 07 June 2009.
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LEAVES: Rosette of large basal leaves are thick and covered with a
dense, soft layer of pubescence.
FLOWERS: Yellow flowers, nearly radially symetrical, are borne on a
tall, unbranched, single stalk. Five petals.
BIENNIAL: From a stout taproot the plant sends up its flowering stalk
the second year. The stalk may reach nearly 2 meters
tall.
RANGE: Along the deep-soiled terraces adjacent to sycamore-lined
streams, becoming more common at the higher, moister elevations. This Eurasian
native can also be found across much of North Amercia.
FRUIT: Numerous, small black seeds are found within the capsules which
turn brown at maturity and split open from the top.
UNARMED
Scrophulariaceae -- Figwort Family
More Information:
- Jepson Manual
- Missouri Plants
- USDA Plant Profile
- ITIS Taxonomic Report
- Google Images
- Google Scholar Literature Search