''Muilla coronata'' is a species of flowering plant known by the common name crowned muilla. It is native to the deserts of eastern

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

and southern

Nevada Nevada ( ; ) is a landlocked state in the Western United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, th ...

, where it is found in scrub and

Joshua Tree ''Yucca brevifolia'' (also known as the Joshua tree, yucca palm, tree yucca, and palm tree yucca) is a plant species belonging to the genus '' Yucca''. It is tree-like in habit, which is reflected in its common names. This monocotyledonous tre ...

woodland habitat, as well as the slopes of nearby mountains. It is a perennial growing from a

corm Corm, bulbo-tuber, or bulbotuber is a short, vertical, swollen, underground plant stem that serves as a storage organ that some plants use to survive winter or other adverse conditions such as summer drought and heat (perennation). The word ''c ...

and reaching no more than 15 centimeters in height. The flowering stem bears an

umbel UMBEL (Upper Mapping and Binding Exchange Layer) is a logically organized knowledge graph of 34,000 concepts and entity types that can be used in information science for relating information from disparate sources to one another. It was retired ...

-shaped array of up to 10, but usually fewer, flowers on

pedicels In botany, a pedicel is a stem that attaches a single flower to the inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branch ...

up to 3 centimeters long. Each flower has six

tepal A tepal is one of the outer parts of a flower (collectively the perianth). The term is used when these parts cannot easily be classified as either sepals or petals. This may be because the parts of the perianth are undifferentiated (i.e. of very ...

s which are white in color, often with a blue tinge inside and a greenish tinge on the outer surfaces. At the center of the flower are six

stamen The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filament ...

s with wide white petal-like filaments. The filaments are partially fused into an erect, cylindrical "crown".

References

External links

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Jepson Manual TreatmentUSDA Plants ProfileFlora of North AmericaPhoto gallery
Brodiaeoideae Flora of California Flora of Nevada {{Asparagaceae-stub