MARYLAND AT A GLANCE

PLANTS

Herbal medicine (University of Maryland Medical Center)

Botanically, herbaceous plants are defined as "any seed-bearing plant that does not have a woody stem and dies down to the ground after flowering."

Mint blossoms, Glen Burnie, Maryland, September 2014. Photo by Diane F. Evartt.

Name	Scientific Name	Blooms
Alumroot, Hairy	Heuchera villosa Michx.	July - Oct.
Cabbage, Skunk	Symplocarpus foetidus (L.) Salisb. ex W.P.C. Barton	March - April
Catchfly, Sticky	Silene caroliniana Walter	April - May
Cattail, Broadleaf	Typha latifolia L.	May - June
Cattail, Narrowleaf	Typha angustifolia L.	June - July
Fern, Royal	Osmunda regalis L.	Aug.
Mountainmint, Hoary	Pycnanthemum incanum (L.) Michx.	July - Aug.

Needle, Adam's	Yucca filamentosa L.	June - Sept.
Ragwort, Golden	Packera aurea (L.) Á. Löve & D. Löve	April - Aug.
Root, Bowman's	Gillenia trifoliata (L.) Moench	May - July
Root, Culver's	Veronicastrum virginicum (L.) Farw.	June - Sept.
Rush, Canada	Juncus canadensis J. Gay ex Laharpe	July - Aug.
Rush, Common	Juncus effusus L.	June - Sept.

Adam's Needle (Yucca filamentosa L.), Glen Burnie, Maryland, June 2015. Photo by Diane F. Evartt.

Snakeroot, White	Ageratina altissima (L.) R.M. King & H. Rob. var. altissima	June - Aug.
Sneezeweed, Common	Helenium autumnale L.	Aug. - Nov.
Thoroughwort, Hyssopleaf	Eupatorium hyssopifolium L.	Aug. - Oct.
Threesquare, Common	Schoenoplectus pungens (Vahl) Palla var. pungens	June - Sept.
Ticktrefoil, Panicledleaf	Desmodium paniculatum (L.) DC.	July - Sept.
Valerian, Greek	Polemonium reptans L.	April - June
Wildrice, Annual	Zizania aquatica L.	June - Sept.
Woolgrass	Scirpus cyperinus (L.) Kunth	Aug. - Sept.

Spearmint (Mentha spicata), Glen Burnie, Maryland, September 2014. Photo by Diane F. Evartt.