Horsemint Violet Wood Sorrel Blackfoot Daisy Monarda citriodora Oxalis violacea Melampodium leucanthum Flower: 0.75”; two-lipped, in tiers Flower: 0.5-0.75”; 5 petals, 4-19 flowers Flower: In head 0.75-1.25”; on of whorls at end of each stem, lavender to pinkish terminal stalk Plant: 1-2.5’; citrus scent, forms purple Plant: 6-18”; bushy Wildflower colonies Plant: To 16”; erect, delicate Leaf: 0.75-1.75”; narrow Leaf: 1-2.5”; narrow, folded on Leaf: 3 leaflets; gray-green to bluish Blooms: April– October midrib gray above and green to reddish purple Blooms: May– July below Checklist Blooms: March– May Pink Evening Primrose Small Palafoxia Snow-on-the-Mountain Oenothera speciosa Palafoxia callosa Euphorbia marginata and Flower: 2-3.5”; pink to almost Flower: In head to 0.75” Flower: Tiny, in 5-lobed cup; green white Plant: 1-2.5’; slender stems and white bracts large, showy Plant: 6-24”; often in colonies Leaf: 1-2”; very narrow Plant: 1-3’; erect Photo Guide Leaf: 1.5-3”; wavy edges Blooms: June– November Leaf: 1-3”; oval, pointed Blooms: March– July Blooms: July– October of Goldeneye Phlox Blue Curls Rain-Lily Phlox roemeriana Phacelia congesta Cooperia pedunculata Flower: 5 petals; blue to lavender Government Flower: 5 pink to purple petals; Plant: To 30”; branched only at the Flower: 3-7” long, flaring 1.25-2.5”; yellow eye bordered by white flower heads turn reddish after a few days Plant: 3-5” Leaf: 2-7 blunt leaflets 2-4”; Plant: 6-12” Leaf: Alternating; narrow alternating Leaf: To 12”, very narrow, from base Canyon State Blooms: March– May Blooms: April– May Blooms: March– May Silverleaf Nightshade Twisted-leaf Yucca White Prickly Poppy Natural Area Solanum elaeagnifolium Yucca rupicola Argemone albiflora Flower: 0.75-1”; violet to purple Flower: 2-3”; bell-shaped, creamy Flower: 3-4” Plant: 1-2.5’; branched white tinged with purple Plant: 3-4’; erect, spiny Leaf: 1.5-6”; gray-green, narrow Plant: 1-2’; to 5’ w/ flower stalk Leaf: 3-8”; blue-green, often mottled, Blooms: April– October; yellow Blooms: April-June deeply lobed, spiny berries Blooms: March– May Prairie Verbena Prairie Fleabane Texas Bindweed Glandularia bipinnatifida Erigeron modestus Convolvulus equitans Flower: 0.25”; on glove w/ Flower: In head 0.5-0.75” at end of Flower: 0.75-1.5”; occasional pink *This is a sample of the diversity of wildflowers “bald spot” stalk; rays w/violet tinge tinge in the Natural Area; not a complete list. Plant: Stems to 2’; hairy Plant: 3-6” Plant: Twining low vine to 8’ long Leaf: 1-2.5”; compound Leaf: 1-4”; somewhat narrow, lobed Leaf: 1-3”; variably shaped w/several Compilation and photographs by Jessica Bergner Blooms: March– October Blooms: February– May lobes Blooms: April– October Firewheel Velvetleaf Mallow Greenthread Zexmenia Gaillardia pulchella Allowissadula holosericea Thelesperma filifolium Wedelia texana Flower: 1.25-2” Flower: 0.75-1.5” Flower: In head 1.5-2”; green bracts Flower: In 1” head at end of long Plant: 1-2’; hairy, often in colonies Plant: To 5’; shrubby below; buds nod stalk Leaf: 1-3.5”; narrow Leaf: To 7”; velvety, heart-shaped, Plant: 0.5-2’; in colonies Plant: 1-2.5’; hairy Blooms: April– June pointed, toothed Leaf: 2-4”; compound, threadlike Leaf: 1”; a narrow kite Blooms: May– October segments Blooms: May– September Blooms: March– December Mexican Hat Coreopsis Prickly Pear Texas Bluebonnet Ratibida columnifera Coreopsis tinctoria Opuntia engelmannii Lupinus texensis Flower: In head 1-3”; rays all Flower: In head 1-1.5” Flower: 2-3”; showy, w/waxy Flower: 0.375-0.625”; in group yellow to mostly brown Plant: 8-18”; slender petals 1.5-4” long; fragrant Plant: 1-4’; branched Leaf: 2-3”; compound, Plant: 2-6’; a mound of spiny Plant: 8-16”; erect Leaf: 1-6”; compound, threadlike w/ threadlike segments pads Leaf:5 leaflets each to 1.25” segments Blooms: April– June Blooms: April– June; red fruits Blooms: March– May; fuzzy seed Blooms: April– July called tunas Common Sunflower Standing Cypress Two-leaved Senna Wild Petunia, Ruellia nudiflora Helianthus annuus Ipomopsis rubra Senna roemeriana Flower: 1.5-2.5”; trumpet-shaped, Flower: In head 2-4” Flower: 1-1.5” Flower: 1” across; 5-petaled occasionally white Plant: 1.5-8’, coarse, hairy; stem Plant: 2-5’; single stiff, erect stem Plant: 1-1.5’; open fields Plant: 1-2’; erect or ascending green w/purple Leaf: Compound w/ threadlike Leaf: 2 leaflets each to 1.5”; Leaf: 2-5”; oval w/pointy tip Leaf: 3-10”, almost as wide, on stalk, segments compound Blooms: April– October hairy Blooms: May– June Blooms: April– October Blooms: May– October Turk’s Cap Texas Star Buffalo Bur Basket-Flower Malvaviscus arboreus Lindheimera texana Solanum rostratum Centaurea americana Flower: 1-3”; petals never fully open Flower: 1.25-1.625”; always 5 rays Flower: To 1” Flower: In head 2-3.5”; begins as Plant: 2-4’; bushy, in shade, woods Plant: 4-12” Plant: 10-30”; in dry, disturbed tan “basket” Leaf: 2-4”; broad Leaf: 0.5-3”; variously shaped ground; prickly Plant: 2-5’; erect, no prickles, Blooms: April– October Blooms: March– May; a convex tan Leaf: 2-6”; compound, deeply lobed often in colonies “star” lasts after flowers Blooms: April– November; prickly Leaf: 1-2.5”; oval seed capsules Blooms: May– June Indian Paintbrush Brown-Eyed Susan Cowpen Daisy Texas Thistle Castilleja indivisa Rudbeckia hirta Verbesina encelioides Cirsium texanum Flower: 0.5-1”; inconspicuous; large, Flower: In head 1.5-2.5”; amount of Flower: 1-1.5”; orange disk flowers Flower: On flattened sphere showy red bracts brown in rays varies and yellowish-orange ray flowers to 1.5”; violet to purple; fragrant Plant: 6-16”; hairy, forms colonies Plant: 1-2.5’, hairy, forms colonies Plant: 3-4’; forms colonies Plant: 2-5’; erect, spiny Leaf: 1-4”; narrow Leaf: To 4”; narrow, hairy Leaf: 2-3”; rough, greenish gray Leaf: 4-12”; spiny lobes Blooms: March– May Blooms: April– May Blooms: April– October Blooms: April– July .