Oenothera macrocarpa ssp. macrocarpa
Missouri Evening Primrose is a low, occasionally tufted, smooth to hairy perennial herb 4″ to 24″ tall. Stems are spreading to ascending from a thick woody root. Leaves are alternate, simple, narrowly lance-shaped to egg-shaped. Flowers are showy, solitary and yellow
Mahonia trifoliolata
This 3-6 ft. evergreen shrub, can reach 10 ft. in favorable conditions. The rigid, spreading branches often form thickets. Gray-green to blue-gray, trifoliate, holly-like leaves are alternate, 2-4 inches long, divided into three leaflets which have 3-7 lobes ending in sharp spines. Wood bright yellow. Flowers numerous, yellow, up to 1/2 inch wide with 6 […]
Mahonia swaseyi
Shrub up to 3 or 6 feet tall. Leaves up to 3 inches long, with 2 to 4 pairs of leaflets and a terminal one on a central axis; leaflets firm textured, evergreen, margins with spiny teeth, veins prominent on the lower surface. Flowers yellow, about 3/8 inch wide, appearing from late February to early […]
Lonicera sempervirens
High-climbing, twining vine, 3-20 ft. long, with smooth, glossy, paired, semi-evergreen leaves and 2-4 flowered clusters of red, tubular blooms followed by bright-red berries. Leaves ovate to oblong with smooth, rolled down margins and a blunt or short pointed tip those immediately below the flowers fused at the base. This vine has showy, trumpet-shaped flowers, […]
Ibervillea lindheimeri
This gourd has tubular flowers with 5 spreading lobes, creamy-yellow, about 1/2 inch wide. Leaves are 1 1/2-3 1/4 inches long with 3-5 lobes, deeply cut and fine-toothed. The fruit is over 1 inch in diameter, with green stripes when young, but bright red when ripe. Before maturing it has a spiny-looking green covering which […]
Engelmannia peristenia
The several stout stems of this perennial usually grow 2 ft. tall and are branched above to form a rounded crown. Long-stalked, yellow, eight-petaled flowers open in late afternoon then fold under in intense heat and sunlight the next day. There are few to several flowers in the terminal clusters about 1 1/2 inches across. […]
Dracopis amplexicaulis
This is a smooth-stemmed, annual coneflower, usually 2-3 ft. tall, with terminal, solitary flower heads. The leaves are oblong with heart-shaped, clasping bases. The yellow petals, with reddish-purple bases, are numerous and droop away from the dark, elongated, cone-shaped center. This species’ clasping leaves differentiate it from Black-eyed Susan (Rudbeckia hirta) and Mexican Hat (Ratibida […]
Coreopsis lanceolata
Lance-leaf tickseed grows in small clumps but forms extensive colonies. It is 1-2 feet tall and has leaves 3-4 inches long, opposite, sometimes alternate near the top where the leaves are fewer. Some of the leaves are deeply cut, almost forming 3 leaflets. Flower heads are yellow, 1-1 1/2 inches across. The yellow center or […]
Chrysactinia mexicana
Damianita is a 1-2 ft., bushy, low-growing, aromatic, evergreen shrub with stems rising in a mounded or bouquet form from a woody base. Leaves crowded on the twigs, dark green, up to 3/8 inch long by 1/16 inch or less wide, covered with green to black glandular dots visible under a 10x hand lens. This […]
Chamaecrista fasciculata var. fasciculata
The Partridge Pea’s flowers have 5 yellow petals of unequal size and irregular shape, about 1 inch across. The upper petals have red spots at the base and the lower petal is larger than the others. Stamens are yellow. The pistil extends conspicuously to the side opposite the stamens. The plant grows 2-3 feet tall, […]