Curtiss’ Milkwort (Polygala curtissii A. Gray)

Polygalaceae (Milkwort Family)

Base Flower Color: Pink
Reproductive Phenology: Jun, Jul, Aug, Sept, Oct

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False Gromwell (Lithospermum molle Muhl.)

Boraginaceae (Borage Family)

Synonym(s): Soft-hair Marbleseed, False Gromwell

Base Flower Color: White
Reproductive Phenology: May, Jun, Jul

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Missouri Evening Primrose (Oenothera macrocarpa ssp. macrocarpa)

Onagraceae (Evening Primrose Family)

Synonym(s): Bigfruit Evening-primrose, Fluttermill, Missouri Evening Primrose, Glade Lily

Base Flower Color: Yellow
Reproductive Phenology: May, Jun, Jul

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Downy Wood Mint (Blephilia ciliata (L.) Benth.)

Lamiaceae (Mint Family)

Synonym(s): Downy Pagoda-plant, Sunny Woodmint, Ohio Horsemint

Base Flower Color: Pink
Reproductive Phenology: May, Jun, Jul, Aug, Sept, Oct

Similar Species: Hairy Wood Mint (Blephilia hirsuta (Pursh) Benth.)

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Poor Man’s Pepper (Lepidium campestre (L.) W. T. Aiton)

Brassicaceae (Mustard Family)

Synonym(s): Field Pepper; Field Pepperweed; Field Cress

Base Flower Color: White
Reproductive Phenology: Mar, Apr, May, Jun

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False Indigo Bush (Amorpha fruticosa L.)

Fabaceae (Pea Family)

Synonym(s): Indigo Bush, False Indigo Bush, False Indigo, Desert False Indigo, Bastard Indigo

Base Flower Color: Purple
Reproductive Phenology: Jun, Jul, Aug, Sept, Oct
Bloom Notes: Corolla deep violet-purple, anthers orange, style purplish.

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Purple Rocket (Iodanthus pinnatifidus (Michx.) Steud.)

Brassicaceae (Mustard Family)

Synonym(s): Purple Rocket, Purple-rocket, Purplerocket, Violet-roc

Base Flower Color: White, Pink
Reproductive Phenology: May, Jun

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Quarterman’s Hedge-Hyssop (Gratiola quartermaniae D. Estes)

Scrophulariaceae (Figwort Family)

Synonym(s): Limestone Hedge Hyssop, Limestone Hedgehyssop, Quarterman’s Hedge-hyssop

Base Flower Color: White
Reproductive Phenology: Apr, May, Jun

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Catesby’s Trillium (Trillium catesbaei Elliot)

Trilliaceae (Trillium Family)

Synonym(s): Bashful Wakerobin, Catesby’s Trillium, Catesby’s Wakerobin, Bashful Trillium

Base Flower Color: Pink
Reproductive Phenology: Apr, May, Jun

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Vasey’s Trillium (Trillium vaseyi Harbison)

Trilliaceae (Trillium Family)

Synonym(s): Sweet Trillium, Sweet Wakerobin, Vasey’s Trillium, Vasey’s Wakerobin

Base Flower Color: Brown (incl. Maroon)
Reproductive Phenology: Apr, May, Jun

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