Sierra Horkelia
Horkelia congesta
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Josephine Horkelia
Horkelia congesta var. nemorosa
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Wedge Leaf Horkelia
Horkelia cuneata
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Coast Horkelia
Horkelia cuneata var. cuneata
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Mesa Horkelia
Horkelia cuneata var. puberula
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Kellogg's Horkelia
Horkelia cuneata var. sericea
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Carrotleaf Horkelia
Horkelia daucifolia
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Carrotleaf Honeydew
Horkelia daucifolia var. daucifolia
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Pinewoods Horkelia
Horkelia fusca
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Horkelia fusca var. brownii
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Smallflower Horkelia
Horkelia fusca var. parviflora
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Littlehead Horkelia
Horkelia fusca var. pseudocapitata
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Pinewoods Horkelia
Horkelia fusca var. tenella
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Henderson's Horkelia
Horkelia hendersonii
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White Mountains Horkelia
Horkelia hispidula
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Point Reyes Horkelia
Horkelia marinensis
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Parry's Horkelia
Horkelia parryi
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Rydberg's Horkelia
Horkelia rydbergii
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Silky Horkelia
Horkelia sericata
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Thin-lobed Horkelia
Horkelia tenuiloba
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Threetooth Horkelia
Horkelia tridentata
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Threetooth Horkelia
Horkelia tridentata var. flavescens
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Threetooth Horkelia
Horkelia tridentata var. tridentata
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Ramona Horkelia
Horkelia truncata
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Kern Plateau Horkelia
Horkelia tularensis
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Barton Flats Horkelia
Horkelia wilderae
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Santa Lucia Horkelia
Horkelia yadonii
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Buck Lotus
Hosackia crassifolia
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Big Deervetch
Hosackia crassifolia var. crassifolia
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Otay Mtn. Lotus
Hosackia crassifolia var. otayensis
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Seaside Bird's Foot Trefoil
Hosackia gracilis
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Woolly Bird's-foot Trefoil
Hosackia incana
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Streambank Lotus
Hosackia oblongifolia
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Copper-flowered Bird's-foot Trefoil
Hosackia oblongifolia var. cuprea
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Narrow-leaved Lotus
Hosackia oblongifolia var. oblongifolia
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Meadow Birdsfoot Trefoil
Hosackia pinnata
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Rosy Birdsfoot Trefoil
Hosackia rosea
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Balsam Birdsfoot Trefoil
Hosackia stipularis
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Hosackia stipularis var. ottleyi
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Balsam Bird's-foot Trefoil
Hosackia stipularis var. stipularis
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Yolla Bolly Mtns. Bird's Foot Trefoil
Hosackia yollabolliensis
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Scott Mountain Phacelia
Howellanthus dalesianus
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Tinker's Penny
Hypericum anagalloides
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Gold-wire
Hypericum concinnum
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Scouler's St. Johnswort
Hypericum scouleri
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Baker's Wild Hollyhock
Iliamna bakeri
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Satintail
Imperata brevifolia
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Lava-aster
Ionactis alpina
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Scarlet Gilia
Ipomopsis aggregata
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Ipomopsis aggregata ssp. aggregata
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Bridge's Gilia
Ipomopsis aggregata ssp. bridgesii
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Ballhead Ipomopsis
Ipomopsis congesta
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Ballhead Ipomopsis
Ipomopsis congesta ssp. montana
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Slenderleaf Skyrocket
Ipomopsis tenuifolia
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Narrow Tube Ipomopsis
Ipomopsis tenuituba
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Douglas Iris
Iris douglasiana
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Point Reyes Douglas Iris
Iris douglasiana 'Point Reyes'
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Portuguese Beach Pacifica Iris
Iris douglasiana 'Portuguese Beach'
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Yellow Douglas Iris
Iris douglasiana 'Yellow'
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Fernald's Iris
Iris fernaldii