This plant is an annual or biennial weed, from six to fifteen inches in length,…

This is a small evergreen shrub or tree with smooth branches.  Leaves with short petioles,…

This is a perennial herb, with a strong fibrous root.  The stems in a wild…

 This plant, which is also sometimes called the Century Plant, from an erroneous idea that…

 This plant has a yellow fibrous, biennial root, with an erect, smooth, quadrangular stem, with…

This plant is an evergreen perennial, with a stem from one to two feet in…

Simaba is a small tree, with an erect stem about half a foot in diameter,…

Catechu is a small-sized tree from fifteen to twenty feet high.  The bark is thick,…

This is a perennial herb, growing from four to six feet high, with round, smooth,…

 This is an herbaceus annual, growing about three feet high, with an erect, branched, angular…