Pycnanthemum torreyi

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a specific range across different regions of the United States. In the North-Central U.S.A., it can be found growing in Illinois, Kansas, and Missouri. Its distribution also extends into the Northeastern U.S.A. through certain states. Specifically, this species is documented in both Connecticut and New Jersey. Together, these locations define the primary geographical footprint of the species.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Pycnanthemum torreyi is characterized by its status as a perennial plant, allowing it to persist across multiple growing seasons through established root systems. In terms of its structural growth strategy, it functions as a hemicryptophyte, meaning its perennial buds are located at or just below the soil surface, protected by leaf litter or surface debris during unfavorable conditions. This life form, classified both as a hemicryptophyte under different botanical frameworks, ensures its ability to re-emerge and thrive within its ecological niche year after year.

Life form :

hemicryptophyte

Lifecycle :

perennial

Morphology

The morphology of Pycnanthemum torreyi is characterized by its growth form as a non-woody herb, specifically classified as a forb. It functions as a self-supporting organism rather than a climber, exhibiting no liana or vine-like tendencies. The plant is strictly terrestrial in its habitat, lacking any aquatic, semiaquatic, or epiphytic characteristics. Furthermore, it is an independent organism that does not exhibit parasitic behavior, maintaining a growth habit that is entirely non-woody.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Growth form :

forb

Parasite :

independent

Woodiness :

non-woody

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Pycnanthemum torreyi has 20 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include 1,8-Cineole, 1-OCTEN-3-OL, ALPHA-PINENE, BETA-PINENE, CAMPHENE.

1,8-Cineole

1. Dr. Duke

1-OCTEN-3-OL

1. Dr. Duke

ALPHA-PINENE

1. Dr. Duke

BETA-PINENE

1. Dr. Duke

CAMPHENE

1. Dr. Duke

Caryophyllene

1. Dr. Duke

EO

1. Dr. Duke

Germacrene D

1. Dr. Duke

Isomenthone

1. Dr. Duke

LIMONENE

1. Dr. Duke

Activities

Pycnanthemum torreyi has 159 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include (-)-Chronotropic, (-)-Inotropic, ACE-Inhibitor, AChE-Inhibitor, Acaricide.

(-)-Chronotropic

1. Dr. Duke

(-)-Inotropic

1. Dr. Duke

ACE-Inhibitor

1. Dr. Duke

AChE-Inhibitor

1. Dr. Duke

Acaricide

1. Dr. Duke

Aldose-Reductase-Inhibitor

1. Dr. Duke

Allelochemic

1. Dr. Duke

Allelopathic

1. Dr. Duke

Allergenic

1. Dr. Duke

Analgesic

1. Dr. Duke