Jepson eFlora: Taxon page
Vascular Plants of California
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Viburnum rigidum


Higher Taxonomy
Family: ViburnaceaeView DescriptionDichotomous Key
Common Name: MUSKROOT FAMILY
Habit: [Perennial herb], subshrub to tree; hairs often stellate or glandular. Leaf: generally opposite, simple or compound, generally toothed; stipules generally 0. Flower: generally bisexual; calyx teeth or lobes [2]5; corolla small, radial, rotate, lobes [3--4]5; stamens [4]5, epipetalous; ovary +- inferior, chambers 1 or 3--5, 1-ovuled; styles +- 0 or 3--5. Fruit: drupe.
Genera In Family: 5 genera, 200 species: especially northern temperate, also South America, southeastern Asia, tropical Africa. Note: Incl in Caprifoliaceae in TJM (1993), and possibly in future. Viburnaceae adopted as a conserved name in 2016 [Taxon 65(4):878--879, August 2016], so must be used instead of Adoxaceae for all taxa previously said to belong to Adoxaceae.
eFlora Treatment Author: Charles D. Bell, except as noted
Scientific Editor: Thomas J. Rosatti, Bruce G. Baldwin.
Genus: ViburnumView DescriptionDichotomous Key


Habit: Shrub, slender, generally hairy, also +- glandular, especially in inflorescence, generally deciduous. Leaf: simple, entire to lobed. Inflorescence: compound cyme, umbel-like, generally terminal, rounded or +- flat-topped, generally with oblanceolate bracts, marginal flowers larger, sterile or all flowers +- alike; peduncles 1.5--4 cm; rays generally 7. Flower: ovary chambers 1 (2 abort), ovule pendent; style short, stigma lobes 3. Fruit: drupe, drupe-like. Seed: 1.
Etymology: (Latin: for pliable branches used in binding) Note: Viburnum rigidum naturalized in SnFrB (Tilden Park); material previously identified as Viburnum edule belongs instead to Viburnum opulus.
eFlora Treatment Author: Thomas J. Rosatti & Charles D. Bell
Reference: Clement et al. 2014 Amer J Bot 101:1029--1049
Viburnum rigidum Vent.
NATURALIZED
Leaf: petiole 5--15(20) mm, without glands, with many nonglandular hairs throughout; blade 3--10 cm, ovate-lanceolate to -round, unlobed, entire. Inflorescence: 4--9 cm; all flowers +- alike, fertile. Flower: 5--9 mm diam. Fruit: 6--8 mm, subspheric, dark blue.
Ecology: Mixed forest; Elevation: +- 250 m. Bioregional Distribution: SnFrB (Tilden Park); Distribution Outside California: native to s Europe. Flowering Time: Oct Note: Distinct from Viburnum tinus L. based on chloroplast tree (Clement et al., 2014); reported in TJM (2012) as possibly naturalized in Tilden Park, based on plants in flower in October 2001 (Ertter 17810) that were said on collection label to be "lax" and "occasional" and observed by Rosatti in October 2014 to be lax, yet not in flower and in greater numbers than might be suggested by "occasional".
Jepson eFlora Author: Thomas J. Rosatti & Charles D. Bell
Reference: Clement et al. 2014 Amer J Bot 101:1029--1049
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

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Citation for this treatment: Thomas J. Rosatti & Charles D. Bell 2014, Viburnum rigidum, in Jepson Flora Project (eds.) Jepson eFlora, Revision 2, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=81254, accessed on November 08, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on November 08, 2024.

No expert verified images found for Viburnum rigidum.



Geographic subdivisions for Viburnum rigidum:
SnFrB (Tilden Park)
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map of distribution 1

(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurrence).






 

Data provided by the participants of the  Consortium of California Herbaria.

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All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
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CCH collections by month Flowering-Fruiting Monthly Counts

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time (fruiting time in some monocot genera).