Senecio megacephalus Nuttall (Q2934)
Jump to navigation
Jump to search
Senecio megacephalus is a taxon with the rank species within the genus Senecio
Language | Label | Description | Also known as |
---|---|---|---|
English |
Senecio megacephalus Nuttall
|
Senecio megacephalus is a taxon with the rank species within the genus Senecio
|
Statements
taxon/id/Senecio megacephalus Nuttall
0 references
Senecio megacephalus Nuttall
Senecio megacephalus
Nuttall
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
accepted
1 reference
CA-AB
1 reference
Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
CA-BC
1 reference
Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
CA-AB
1 reference
CA-BC
1 reference
US-ID
1 reference
US-MT
1 reference
US-WY
1 reference
1500–2500 m
1,500 meter
2,500 meter
1 reference
Herbage loosely arachno-tomentose, unevenly glabrescent.
1 reference
Stems single or clustered.
1 reference
blades lanceolate to narrowly oblanceolate, 10–18+ × 1–2 (–3+) cm, bases tapered, margins entire or wavy (often with dark, cartilaginous denticles; mid leaves similar, smaller, sessile; distal leaves bractlike).
1 reference
Heads usually 1 (sometimes subtended by 1–2 smaller heads).
1 reference
Calyculi of 5–8+ linear to filiform bractlets (lengths 1/2–7/8+ phyllaries).
1 reference
Phyllaries ± 21, 9–12 (–14) mm, tips not notably blackened (short-hairy).
1 reference
corolla laminae (5–) 15–20 mm.
1 reference
1 reference
1 reference
reduced
progressively; distally
1 reference
1 reference
lanceolate
narrowly oblanceolate
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference