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Montana Field Guide

Montana Field Guides

Small-seed Alfalfa Dodder - Cuscuta approximata

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

External Links






 
General Description
Stems yellow to orange. Inflorescence of few- to several-flowered glomerules. Flowers sessile, 2–3 mm long, 5-merous; calyx turgid, yellow, the lobes broader than long, rounded at the tip; corolla tube as long as calyx; appendages almost reaching the top of the tube; stamens barely surpassed by the corolla lobes; stigmas elongate. Capsule circumscissile near the base (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced into western North America; native to Europe and Africa (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 8

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Relative Density

Recency

 

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



Habitat
On legumes and other forbs in fields, grasslands; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Small-seed Alfalfa Dodder — Cuscuta approximata.  Montana Field Guide.  .  Retrieved on , from