Arizona Lupine

Common Names:
Arizona Lupine
Scientific name:
Lupinus arizonicus
Subspecies | Variants:
Lupinus excubitus, Lupinus sparsiflorus
Elevation range:
<3,500 ft.
Flowering Months:
January, February, March, April, May
Height | Length:
1-2 ft.
Life Cycle | Lifeform:
Annual
Notes:
TOXIC
State Occurrences:
Desert region:
Mojave, Sonoran

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Arizona Lupine in the desert

Lupinus arizonicus reward on this long lonely road. I don't mind the long road, but I do mind the trash. Amboy, CA | April 2014     

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Arizona Lupine in the desert

Lupinus arizonicus in its natural setting in the Fish Creek region of Anza Borrego Desert State Park. | April 2006    

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Arizona Lupine in the desert

Fruits are beginning to form on the lower flowers of this maturing Lupinus arizonicus. Anza Borrego Desert State Park | February 19, 2015   

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Arizona Lupine in the desert

Lupinus arizonicus closeup of banner petal with yellow spots. The reproductive parts are inside the fused wings below the banner.  Anza Borrego Desert State Park, CA | February 2015 

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Arizona Lupine in the desert

If you look closely at this Lupinus arizonicus, you can see the hairy tendril-like lower calyx lips.  Anza Borrego Desert State Park | March 2, 2010   

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Arizona Lupine in the desert

Lupinus arizonicus pea flowers usually have white spots on the banner petals to direct pollinators to the nectar. Too bad all my photos don't have this clarity! Anza Borrego Desert State Park | March 2010    

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Arizona Lupine in the desert

Lupinus arizonicus leaves, stem and inflorescence parts are all somewhat hairy. Box Canyon Rd., CA | February 2014    

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Arizona Lupine  in the desert

Large and healthy specimen of Lupinus arizonicus on Kelbaker Rd. near the southern border of Mojave National Preserve | March 2015     

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Arizona Lupine  in the desert

The palmate-shaped Lupinus arizonicus leaf appears to have evolved to capture rain so that it can absorb every last drop. Anza Borrego Desert State Park, CA | March 2010   

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Arizona Lupine  in the desert

Lupinus arizonicus in a light rain shower, Borrego Springs, CA | March 2010   

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Arizona Lupine in the desert

Lupinus arizonicus partially in fruit (seen at the lower part of the stem--they're beans!). Colorful yelllow poppies provide a beautiful backdrop. Joshua Tree National Park | March 2011   

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Arizona Lupine in the desert

Flowers on Lupinus arizonicus often turn a whitish color as they wither, Box Canyon Rd., CA | March 2016