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

Saxifraga adscendens L.
Ascending Saxifrage (wedgeleaf saxifrage; wedge-leaved saxifrage)
Saxifragaceae (Saxifrage family)

Introduction to Vascular Plants

Distribution of Saxifraga adscendens
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SUBTAXA PRESENT IN BC

Saxifraga adscendens ssp. oregonensis

Species Information

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Illustration Source: The Illustrated Flora of British Columbia

General:
Perennial herb from taproots; stems erect, simple or branched, 2-10 cm tall; plants glandular-hairy.

Leaves:
Basal leaves in a rosette, oblanceolate to egg-shaped, 5-15 mm long, entire to 3 (5)-toothed or shallowly lobed at tip, gradually narrowed to the stalk-like base, often reddish-purple; stem leaves alternate, similar to the basal, 3 to 10.

Flowers:
Inflorescence a loosely-flowered spike-like cluster; petals white, deciduous, 2- to 3-times length of calyx lobes, clawed, the blades usually egg-shaped; calyces reddish-purple, bell-shaped, 2.5-3.5 mm long, joined to ovary for part of length; calyx lobes 5, triangular egg-shaped, erect, about length of free hypanthium; stamens 10.

Fruits:
Capsules, 3.5-5 mm long; seeds egg-shaped, about 0.5 mm long, brownish-black, nearly smooth.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist cliffs, ledges and scree slopes in the alpine zone; frequent throughout BC, mostly in and E of the Coast-Cascade Mountains, absent from the Queen Charlotte Islands and adjacent coast; N to AK, YT and SW NT and S to CO, UT, NV and OR.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Saxifraga adscendens

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)	1560	1999	2450
Slope Gradient (%)	0	28	110
Aspect (degrees) [0 - N; 90 - E; 180 - S; 270 - W]	20	228	290
Soil Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric]	0	3	6
Modal Nutrient Regime Class	D
Number of field plots species was recorded in:	15
Modal BEC Zone Class	BAFA
All BEC Zones (# of stations/zone) species was recorded in:	AT(4), BAFA(5), ESSF(2), IMA(2)
Source: Klinkenberg 2020

Status Information

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Native	S5	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

Flora North America treatment for Saxifragaceae
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

UBC Herbarium Scanned Collection Record
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: 2021-03-05 6:06:50 PM ]

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.