This is an annual herb producing a very thin, hairy stem no more than about 12 centimeters long.

This is a small annual herb producing a hairy stem no more than about 15 centimeters tall.

It is an annual herb with a short, hairy stem bearing small white flowers.

The plant produces an erect, hairy or fuzzy stem which may be red to green in color.

This is a perennial herb growing a small, hairy stem from a caudex.

It is an annual herb producing a slender, hairy stem.

It has a short, hairy stem and thin, palmately-arranged leaves.

The hairy, glandular stem grows up to a meter tall.

It is an annual herb producing a hairy stem up to about half a meter in height.

It is an annual herb with a fleshy but delicate and usually hairy stem.