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Montana Field Guide

Montana Field Guides

American Pinesap - Monotropa hypopithys
Other Names:  Hypopitys monotropa


Global Rank: G5
State Rank: S4
* (see State Rank Reason below)

Agency Status
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MNPS Threat Rank:
C-value:

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State Rank Reason (see State Rank above)
Monotropa hypopithys occurs in low densities in central and western Montana. It grows in moist, deeply-shaded coniferous forests.
 
General Description
Achlorophyllous, mycotrophic, firm-fleshy perennial herbs. Stems erect, to 25 cm, simple, yellowish to reddish-orange, aging dark brown. Leaves bract-like, alternate, sessile, ovate-lanceolate, colored as the stem. Inflorescence a crowded, few-flowered, terminal raceme nodding at anthesis, elongating and becoming erect in fruit; pedicels, elongating in fruit. Flowers hypogynous; perianth yellowish; terminal flower 5-merous; those below mostly 4-merous; petals separate, longer than the separate sepals; subtending bracts orange to reddish; stamens 8 or 10; ovary superior. Fruit a subglobose, 4- to 5-chambered capsule (Stickney in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Common from the piedmont north but known from only a few stations in GA, AL, and FL south of the piedmont. In the Neotropics, found in Mexico and Guatemala, growing in forests of Pinus, Abies, and Quercus at elevations of 1800-4000 m.

Summary of Observations Submitted for Montana
Number of Observations: 59

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Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat

References
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Citation for data on this website:
American Pinesap — Monotropa hypopithys.  Montana Field Guide.  .  Retrieved on , from