Small herbaceous plant. Leaves basal and simple. Flowers small, radial, 5 merous, and with 10 stamens.
Herbaceous vine with tendrils. Leaves pinnately compound. Flowers purple and white, papilionaceous, and in numerous clusters on a long peduncle.
Small herbaceous plant. Leaves equitant and grass like. Flowers purple with a solitary spathe. Roots fibrous.
Small herbaceous plant. Leaves near base deeply lobed and simple near the inflorescence. Flowers yellow, 5 merous, with numerous carpels. Petals 8 mm long. Roots tuberous.
Trailing herbaceous plant. Leaves opposite, simple, and with dentate margins. Flowers bilateral, bilabiate, and purple. Stamens hidden in corolla tube.
Small herbaceous plant. leaves deeply lobed. Stems and inflorescence pubescent. Flowers purple, slightly bilateral with a 10 mm long corolla tube.
Small herbaceous plant. Leaves basal and simple. Flowers small, radial, 5 merous, and with 10 stamens.
Flowers yellow, leaflets 3, petals deflected, 5 petals
Leaves entire, 5 petals pink/lilac, leaves narrow, opposite, no sterile branches, Corolla tube pubescent
Leaves deeply palmate lobed, 6 sepals/petals white, one flower, between two leaves, leaves opposite
The black willow is a large willow, attaining a height of 75 feet and a diameter of 2 feet or more. It has as irregular, open crown and frequently a cluster of main trunks.The leaves are alternate, simple, and taper pointed, with long, sharp curved tips and finely toothed margins. There are prominent leaflike stipules at the base of the leaf stem. The buds are reddish brown.The fruit is a catkin of small, light reddish brown capsules, 1/8 inch long, with tufted seeds. On young branches the bark is yellowish to reddish brown. On larger stems and trunks it is almost black, broadly ridged and shaggy or scaly.
This is an annual, sprawling herb which has small hooks along the stems, at the tip and along the edges of the leaves and on the fruit. Leaves are in whorls of 5-9. Leaves are lance-shaped with the apex or tip broadly rounded. The leaf margins, the upper surface of the leaf and the midvein on the lower surface all have small hooked hairs. Flowers are small and appear on a short straight stem from the nodes and are in small clusters. Each small flower has 4 white petals.
Fruit is kidney-shaped, densely covered with hooked hairs on a straight pedicel (flower stalk).
Small herbaceous plant. Leaves palmately lobed and dissected. Flowers with small deep magenta petals.
Small herbaceous plant with numerous stems coming from base. Leaves opposite on upper stem. No non-reproductive offshoots. Flowers pale purplish-pink, 5 merous, and with 2 mm long styles.