Aruncus dioicus (Walter) Fernald
goatsbeard (bride's feathers; goat's-beard)
Rosaceae (Rose family)

Introduction to Vascular Plants

Photograph

© Brian Klinkenberg     (Photo ID #12853)


Map

E-Flora BC Static Map

Distribution of Aruncus dioicus
Click here to view the full interactive map and legend

SUBTAXA PRESENT IN BC

Aruncus dioicus var. acuminatus

Species Information

General:
Robust perennial herb from stout short-creeping rhizome; stems several, erect to ascending, 1-2 m tall, smooth.
Leaves:
Alternate, 10-60 cm long, long-stalked, the lower leaves usually three times compound, the leaflets egg-shaped to narrowly oblong, sharply double-toothed and pointed, 3-15 cm long, the upper leaves smaller and less compounded; green and usually smooth above, hairy and paler below.
Flowers:
Inflorescence a large, elongated, terminal panicle with numerous spike-like branches of tiny, short-stalked flowers; male and female flowers on separate plants; corollas white, the petals 5, oblong to egg-shaped, about 1 mm long; calyces 5-toothed, the teeth shorter than the petals; ovaries superior; pistils 3 (4 or 5) in female flowers; stamens 15 to 30 in male flowers.
Fruits:
Follicles, bent back, more or less cylindric, somewhat leathery, straw-coloured, smooth, about 3 mm long; seeds 2 to 4 per follicle, about 2 mm long.

SourceThe Illustrated Flora of British Columbia

Ecology

Ecological Framework for Aruncus dioicus

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

Avg

Min

Max

Elevation (metres)
769 0 2750
Slope Gradient (%)
22 0 145

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

9 0 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 0 8
Modal Nutrient Regime
Class
D
# of field plots
 species was recorded in:
842
Modal BEC Zone Class
CWH

All BEC Zones (# of stations/zone) species was recorded in

BG(1), BWBS(3), CWH(231), ESSF(141), ICH(203), IDF(4), MH(5), MS(13), SBPS(1), SBS(190), SWB(1)

Habitat and Range

Moist to wet ravines, rocky ledges, avalanche tracks, streambanks, forest edges and openings in the low land and montane zones; common in BC south of 55degreeN, rare northward; circumboreal, N to AK and S to CA; Eurasia.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Aruncus sylvester
Aruncus sylvester var. vulgaris

Taxonomic Notes

A strong but graceful plant with tall, creamy plumes that liven up any woodland garden with height and presence. Quite long-flowering in moist spots.

Note Author: Gary Lewis, Phoenix Perennials