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Isoetes howellii, or Howell's quillwort, is a
species of quillwort, a type of lycophyte. It is an
aquatic plant native to
North America.
Isotes howelii...
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Chorizanthe howellii is a
species of
flowering plant in the
buckwheat family known by the
common names Mendocino spineflower and Howell's spineflower....
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Indigofera howellii is a
species of
flowering plant in the
family Fabaceae,
native to south-central China, Tibet, and Myanmar. Its
cultivar 'Reginald Cory'...
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Puccinellia howellii is a rare
species of gr****
known by the
common name Howell's alkaligr****. It is
endemic to
Shasta County, California,
where it is...
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Thelypodium howellii, the Howell's
thelypody or Howell's thelypodium, is a rare
plant of the
Western United States. It is
endemic to a
relatively small...
- Cam****ia
howellii,
commonly known as Howell's camas, is a
species of
perennial flowering plant in the
family Asparagaceae endemic to
western Oregon. Discovered...
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Grindelia howellii, or Howell's gumweed, is a
North American species of
flowering plants in the
family Asteraceae. It is
native to the
northwestern United...
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Streptanthus howellii is an
uncommon species of
flowering plant in the
mustard family known by the
common name Howell's jewelflower. It is
endemic to the...
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Antennaria howellii, the
everlasting or Howell's ****toes, is a
North American species of
plant in the
family Asteraceae. It is
native to
northern Alaska...
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Erythronium howellii, or Howell's fawn lily, is a
flowering bulb in the lily
family endemic to
northwestern California and
southwestern Oregon. It has...
