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Lycium cooperi A. Gray

Type: United States: California: San Bernardino Co.: eastern slop of Providence Mountain, in the Mojave District, 29 May 1861, Cooper s. n. (holotype: GH, isotype: US)

Geographical Region: North America

Distribution: UNITED STATES: Arizona, California, Nevada

Habit: stout, densely branched, thorny

Shrub height: 0.6-2 m

Leaf characteristics:

Leaf Pubescence: densely glandular-pubescent or hispidulous to glabrescent
Leaf Length: 1 -3.5 mm
Leaf Width: 0.4-1.3 mm

Calyx characteristics:

Calyx Shape: bowl-shaped or oblong-campanulate
Calyx Pubescence: glabrate or glandular-pubescent
Calyx Tube Length: 4-14 mm

Corolla characteristics:

Corolla Color: greenish-white with purple veins
Flower Shape: triangular-ovate
Corolla Tube Length: 8-15 mm
Corolla Lobe Length: one fourth to one fifth the length of the tube

Merosity: 5

Filament Pubescence: sparsely pilose at the base, glabrous free portion

Sexuality: hermaphroditic

Fruit characteristics:

Fruit Type: berry
Fruit Shape: ovoid
Fruit length: 5-10 mm
Fruit color: greenish-yellow  
Fruit constriction: constricted

Seed Number: 1-2 seeds in each sclerenchymatous portion, 5-8 in lower half

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