Golden Pricklypear
探検植物
Golden Pricklypear
opuntia aurea
The Golden Pricklypear is a charming, low-growing cactus endemic to the rocky, arid landscapes of southern Utah and northern Arizona. Lacking the long, menacing spines typical of many other cacti in its genus, this plant spreads in low, sprawling mats of fleshy, pale-green pads. During late spring, it undergoes a spectacular transformation, blanketing itself in bright, golden-yellow flowers that serve as a crucial resource for native desert pollinators. While it may appear friendly and touchable due to its spineless nature, caution is advised. The plant is heavily armed with cushions of glochids—nearly invisible, barbed bristles that easily dislodge and irritate the skin. This hardy succulent is beautifully adapted to survive in harsh, drought-prone environments, making it a rugged survivor of the American Southwest.
生息地: Found in desert scrublands, pinyon-juniper woodlands, and sandy or gravelly slopes of the southwestern United States.
外見
This low-growing succulent forms sprawling mats up to 40 cm tall and over 1 meter wide. The pads are obovate to round, grayish-green to pale-green, and notably lack long, rigid spines, instead featuring prominent circular areoles filled with dense, yellow-to-brown, hair-like glochids. In late spring, large, cup-shaped flowers about 5 to 7 cm wide bloom in shades of vibrant golden-yellow, which mature into spineless, dry, green-to-tan seed pods.
界Plantae門Tracheophyta綱Magnoliopsida目Caryophyllales科Cactaceae属Opuntia
カテゴリ
植物レア度
Common
危険度
1/5 · 非常に低い
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おもしろい事実
Despite being commonly called 'spineless', it is actually covered in glochids—infinitesimally small, barbed hairs that are much harder to extract from skin than normal spines.
It can survive sub-zero winter temperatures in its high-desert habitat by partially dehydrating its pads to prevent ice crystals from rupturing its cells.
The species name 'aurea' is Latin for golden, referencing its bright yellow blossoms which lack the red centers found in many other pricklypear species.
特殊能力
能力
Crassulacean Acid Metabolism
Utilizes CAM photosynthesis, opening stomata at night to capture carbon dioxide, which drastically reduces water loss during scorching desert days.
能力
Glochid Defense System
Employs thousands of microscopic, barbed glochids that easily detach upon contact, causing persistent skin irritation to deter large herbivores.
能力
Vegetative Propagation
Possesses pads that readily root upon touching moist soil, allowing the plant to clone itself and spread into dense colonies.
サイズと詳細
- 長さ
- 10+ cm
- 体重
- 1+ kg
- 寿命
- 20+ 年
食性と食事
As a photoautotroph, it synthesizes its own food using sunlight, carbon dioxide, and water through photosynthesis, supplemented by soil minerals.
主な食物
- Sunlight
- Carbon Dioxide
- Water
- Soil Nutrients
生態系とのつながり
mutualism
Cactus Bee
Diadasia opuntiae
Provides pollen and nectar to the cactus bee, which in turn acts as its primary pollinator.
eaten by
Desert Cottontail
Sylvilagus audubonii
Feeds on the moisture-rich pads and succulent fruits despite the presence of irritating glochids.
parasite
Cactus Bug
Chelinidea vittiger
Sucks sap from the green pads, occasionally leaving yellow feeding scars on the plant.
特徴
このオブジェクトにはまだ特徴バッジが割り当てられていません。
別名
まだ別名はありません。
コレクション
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安全性
危険度
1/5 · 非常に低い
まだ特別な安全上の注意はありません。
よくある質問
Golden Pricklypearを見分けるには？
Golden Pricklypearを識別する最も簡単な方法は、Snappit自然識別アプリを使用することです。
Golden Pricklypearの長さは何ですか？
10+ cm
Golden Pricklypearの体重は何ですか？
1+ kg
Golden Pricklypearの寿命は何ですか？
20+ 年
Golden Pricklypearは何を食べますか？
As a photoautotroph, it synthesizes its own food using sunlight, carbon dioxide, and water through photosynthesis, supplemented by soil minerals.
Golden Pricklypearは通常どこに生息していますか？
Found in desert scrublands, pinyon-juniper woodlands, and sandy or gravelly slopes of the southwestern United States.
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