E-Flora BC: Electronic Atlas of the Flora of British Columbia

Angelica dawsonii S. Watson
Dawson's angelica
Apiaceae

Introduction to Vascular Plants

Distribution of Angelica dawsonii
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Species Information

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Illustration Source: The Illustrated Flora of British Columbia

General:
Stout perennial herb from a fleshy enlargement above the taproot; stems erect, 0.3-1.2 m tall.

Leaves:
Basal and stem leaves compound with three major divisions that are in turn divided; leaflets with or without stalks, closely toothed, 2.5-9 cm long.

Flowers:
Inflorescence terminal, of umbrella-like clusters; involucral bracts toothed, leafy; flowers pale-greenish to yellow, drying a distinct yellow.

Fruits:
Numerous, 4-7 mm long, glabrous, with narrowly winged dorsal ribs.

Source: The Illustrated Flora of British Columbia

Key to the Species and Taxonomic Notes

TAXONOMIC KEY TO ANGELICA

1. Fruits slightly flattened, the subequal wings scarcely winged; plants mainly coastal A. lucida

1. Fruits strongly flattened, the lateral wings broadly winged; plants not essentially coastal.

2. Flowers yellowish; involucres present, leafy A. dawsonii

2. Flowers white, greenish-white or sometimes pinkish; involucres lacking or rarely a few bracts present.

3. Main axis of the leaves bent, leaflets deflexed A. genuflexa

3. Main axis of the leaves straight, leaflets not deflexed A. arguta

Habitat / Range

Wet to moist streambanks and meadows in the montane zone; infrequent in extreme SE BC; E to SW AB and S to ID and MT.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Angelica dawsonii

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information	Value / Class
Site Information	Minimum	Average	Maximum
Elevation (metres)	1295	1874	2226
Slope Gradient (%)	0	33	100
Aspect (degrees) [0 - N; 90 - E; 180 - S; 270 - W]	0	31	340
Soil Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric]	1	3	6
Modal Nutrient Regime Class	D
Number of field plots species was recorded in:	45
Modal BEC Zone Class	ESSF
All BEC Zones (# of stations/zone) species was recorded in:	AT(19), ESSF(22), IMA(1), MS(3)
Source: Klinkenberg 2020

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Status Information

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Native	S3S4	Yellow	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer, the authoritative source for conservation information in British Columbia.

Taxonomic and Nomenclatural Links

Genetic information (NCBI Taxonomy Database)
International Plant Names Index
Taxonomic Information from the World Flora Online
Integrated Taxonomic Information System

Additional Range and Status Information Links

Burke Museum of Natural History (Washington State records)
CalFlora
Consortium of Pacific Northwest Herbaria records
Jepson Interchange
NatureServe Explorer
USDA

Additional Photo Sources

Images From CalPhoto
UT Austin's Native Plant Database
Google Image Search
Flickr Image Search

General References

Google Scholar Search
Family References
General Botanical References for BC

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-05-19 8:14:45 AM ]

Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.