Viburnum rafinesquianum J.A. Schultes - Downy Arrowwood


 

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Viburnum rafinesquianum - (image 1 of 6)

 

Taxonomy

Family: Adoxaceae

Habitat

Dry, calcareous woods, talus slopes, pavement barrens.

Associates

 

 Distribution

VT to Manitoba, south to NJ, OH, and MO. Variety affine (Bush) House ranges a little further west and tends to have more glabrous lower leaf surfaces.

Morphology

Deciduous shrub to 1.5 m. Leaves ovate-lanceolate to subrotund, 3-7 cm, softly stellate on the surfaces beneath, acuminate or acute, obtuse to subcordate at the base, coarsely serrate, the teeth mostly 6-10 on each side; petioles usually with linear stipules; cymes 4-7-rayed, sessile or on peduncles to 6 cm; stylopodium glabrous; fruit blue-black, flat-ellipsoid, 6-8 mm; stones flattened.

Notes

Flowers May to early June

Wetland indicator: UPL

Similar to V. dentata but has more slender leaves that are pubescent on the lower leaf surfaces (var, rafinesquianum) and less pronounced marginal teeth. The stone of the fruit is also more flattened.

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY

 


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 Michael Hough 2018