OregonFlora species comparison

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Echinocactus polycephalus

Cactaceae

cactus family
Habit Shrubs or subshrubs succulent, fleshy; roots fibrous or taprooted.
Stems

branched or not, cylindric; spherical or compressed, jointed or not;

spines radial, originating from areoles.
Leaves

0 or early deciduous.
Inflorescences

solitary flowers, 1 per areole.
Flowers

bisexual; radial, sessile;

perianth parts numerous, grading from bract- or sepal-like outer tepals to petal-like inner tepals;

stamens many;

ovaries inferior;

styles 1;

stigma lobes 3.
Fruits

spiny or not.
Seeds

many.

Echinocactus polycephalus

Cactaceae
Distribution
[WildflowerSearch map]
[BONAP county map]
[BONAP county map]
Discussion

Dry regions in Africa, Central America, North America, South America, and Sri Lanka. ~125 genera; 2 genera treated in Flora.
Source Flora of Oregon, volume 2, page 523
Web links 
Unless otherwise noted, all data comes from OregonFlora.



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