Woolly Meadowfoam

limnanthes pumila

The Woolly Meadowfoam (Limnanthes pumila) is a delicate, low-growing annual wildflower endemic to the unique, seasonally wet vernal pools and volcanic tablelands of Southern Oregon. This fascinating plant has evolved to thrive in an extreme, boom-or-bust ecosystem where soils are completely submerged during winter rains and baked bone-dry by the summer sun. Its survival hinges on a rapid spring lifecycle, transforming muddy pools into beautiful rings of white blooms before disappearing into dormancy as a seed.

生息地: Typically found in the ephemeral vernal pools and wet depressions of volcanic mounded prairies and tablelands.

外見

This tiny herb rarely exceeds 10 centimeters in height. It is easily identified by its cup-shaped white flowers, which feature five petals with yellow bases, creating a delicate glowing center. True to its name, the calyx (the outer green sepals supporting the petals) is densely covered in fine, woolly white hairs. The leaves are deeply lobed and succulent, arranged in a low basal rosette that hugs the muddy ground.

界Plantae門Tracheophyta綱Magnoliopsida目Brassicales科Limnanthaceae属Limnanthes

Woolly Meadowfoam

カテゴリ

植物

レア度

Common

危険度

1/5 · 非常に低い

スナップ

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おもしろい事実

It is a strict endemic, meaning it is found naturally in only one small region on Earth—specifically around the Table Rocks of Southern Oregon.

Its seeds possess a durable dormancy mechanism that allows them to survive the baking summer heat of dry clay basins.

The dense 'woolly' hairs on its sepals help protect the developing flower buds from late-season frosts and retain moisture.

特殊能力

It successfully completes its entire life cycle within a short window, germinating underwater and flowering just as the pool dries.

The dense hairs on its sepals insulate the developing flower buds from frost during cold spring mornings and reduce water loss.

Its seeds enter a deep summer dormancy, allowing them to survive baking clay temperatures exceeding 40 degrees Celsius.

サイズと詳細

長さ: 2-10 cm
体重: 0.001-0.01 kg
寿命: 1 年

食性と食事

As a photoautotrophic plant, it produces its own energy through photosynthesis, utilizing sunlight, carbon dioxide, and water while absorbing mineral nutrients from the shallow vernal pool soils.

主な食物

Sunlight
Water
Carbon dioxide
Soil nutrients

生態系とのつながり

mutualism

Meadowfoam Bee

Andrena limnanthis

Specialist solitary bees visit the flowers for nectar and pollen, acting as primary pollinators.

competitor

Medusahead Wildrye

Taeniatherum caput-medusae

Invasive annual grasses compete heavily for space, water, and nutrients in its fragile vernal pool habitat.

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

テーマが追加されると、このオブジェクトのコレクションがここに表示されます。

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

Woolly Meadowfoamを見分けるには？

Woolly Meadowfoam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。

Woolly Meadowfoamの長さは何ですか？

2-10 cm

Woolly Meadowfoamの体重は何ですか？

0.001-0.01 kg

Woolly Meadowfoamの寿命は何ですか？

1 年

Woolly Meadowfoamは何を食べますか？

As a photoautotrophic plant, it produces its own energy through photosynthesis, utilizing sunlight, carbon dioxide, and water while absorbing mineral nutrients from the shallow vernal pool soils.

Woolly Meadowfoamは通常どこに生息していますか？

Typically found in the ephemeral vernal pools and wet depressions of volcanic mounded prairies and tablelands.