Black-Tip Groundsel
EntdeckenPflanzen
Black-Tip Groundsel
senecio lugens
The Black-Tip Groundsel is an alpine wildflower native to the damp meadows, tundra, and open subalpine forests of western North America. This resilient perennial thrives in cold, high-altitude environments where it puts on a lovely summer display of yellow daisy-like flower heads. Its most distinctive feature is the presence of stark black tips on the leafy bracts surrounding the base of its flower clusters, giving the plant a unique, charred appearance that contrasts beautifully with its bright blooms. Beyond its visual charm, the Black-Tip Groundsel plays an active role in its montane ecosystem, attracting native pollinators and producing chemical compounds that protect it from grazing herbivores. Hikers in northern or mountainous regions often spot this hardy survivor peeking through gravelly slopes and grassy forest clearings.
Lebensraum: Typically found in moist subalpine meadows, alpine tundra, gravelly mountain slopes, and damp openings within coniferous forests.
Aussehen
Growing between 10 to 50 centimeters tall, the Black-Tip Groundsel features a single, erect stem arising from a cluster of thick basal leaves. These leaves are lance-shaped to elliptic, with slightly toothed margins. The flower head cluster consists of several bright yellow, daisy-like blossoms, each showing about 8 to 13 yellow ray petals. The most reliable identifier is the involucral bracts (the small scales directly beneath the flower head), which are green but tipped with a dramatic, prominent black or dark-purple mark, resembling the tip of a freshly burned matchstick.
ReichPlantaeStammTracheophytaKlasseMagnoliopsidaOrdnungAsteralesFamilieAsteraceaeGattungSenecio
Kategorie
PflanzenSeltenheit
Common
Gefahr
1/5 · Sehr gering
Snaps
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Interessante Fakten
Because it thrives in high elevations, it is frequently one of the first wildflowers to bloom on mountain passes as the snowpack begins to recede.
The plant's toxic alkaloids are highly selective, deterring deer and sheep but failing to stop specialized caterpillars that use the poison for their own defense.
The scientific species name 'lugens' is Latin for 'mourning', a direct reference to the black-tipped bracts that look like a dark mourning veil.
Besondere Fähigkeiten
Fähigkeit
Solar Heat Absorption
The characteristic dark, black-tipped bracts help absorb solar radiation in chilly alpine climates, warming the flower head and speeding up seed development.
Fähigkeit
Chemical Deterrent
Produces pyrrolizidine alkaloids throughout its tissues, rendering the plant toxic and highly unpalatable to most mammalian herbivores.
Fähigkeit
Frost-Resistant Rhizomes
Utilizes a sturdy, fibrous rootstock that can survive deep winter soil freezes and quickly regenerate shoots once the snow melts.
Maße und Details
- Länge
- 10-50 cm
- Lebenserwartung
- 3-10 Jahre
Ernährung und Fütterung
As a photosynthetic autotroph, the Black-Tip Groundsel manufactures its own food using sunlight, water, carbon dioxide, and essential nutrients absorbed from the soil.
Hauptnahrung
- Sunlight
- Carbon Dioxide
- Water
- Soil Minerals
Ökologische Zusammenhänge
mutualism
Black-tailed Bumble Bee
Bombus melanopygus
Visits the yellow blossoms for nectar and pollen, acting as a crucial high-altitude pollinator.
eaten by
Police Car Moth
Gnophaela vermiculata
Feeds on the foliage of this and other Senecio species, sequestering the plant's toxins for its own defense against predators.
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Sicherheit
Gefahr
1/5 · Sehr gering
Noch keine besonderen Sicherheitshinweise.
Häufig gestellte Fragen
Wie identifiziert man Black-Tip Groundsel?
Der einfachste Weg, Black-Tip Groundsel zu bestimmen, ist die Verwendung der Naturführer-App Snappit.
Was ist der/die/das länge von Black-Tip Groundsel?
10-50 cm
Was ist der/die/das lebenserwartung von Black-Tip Groundsel?
3-10 Jahre
Was frisst Black-Tip Groundsel?
As a photosynthetic autotroph, the Black-Tip Groundsel manufactures its own food using sunlight, water, carbon dioxide, and essential nutrients absorbed from the soil.
Wo findet man Black-Tip Groundsel normalerweise?
Typically found in moist subalpine meadows, alpine tundra, gravelly mountain slopes, and damp openings within coniferous forests.
Snap-Karte
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Neueste Snaps
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