Glehnia littoralis F. Schmidt ex Miq.
American glehnia (American silvertop; Large-leaved Avens)
Apiaceae
Introduction to Vascular Plants
American glehnia (American silvertop; Large-leaved Avens)
Apiaceae
Introduction to Vascular Plants
SUBTAXA PRESENT IN BC
Glehnia littoralis ssp. leiocarpa
Species Information
General:
Perennial herb from a stout woody taproot; stemless or with short stems and strongly sheathing leaf stalks buried in the sand.
Leaves:
Basal leaves spreading, often prostrate, thick and firm, glabrous above, white woolly beneath, once or twice divided in 3's; leaflets broadly elliptic to egg-shaped, coarsely toothed.
Flowers:
Inflorescence of several compact clusters; stalks hairy, 1.5-5 cm long; flowers white, small.
Fruits:
Oblong egg-shaped to globose, 6-13 mm long, somewhat flattened, glabrous or hairy towards tip, with broadly corky-winged ribs. HERACLEUM 1. Plants 1.5-4.5 m tall; fruits obtuse basally H. mantegazzianum1. Plants 1-3 m tall; fruits narrowed basally H. maximum
Ecology
Ecological Framework for Glehnia littoralis
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)
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) |
7 | 1 | 15 |
| Slope
Gradient (%) |
0 | 0 | 2 |
|
Aspect (degrees) |
0 | ||
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
2 | 1 | 5 |
| Modal
Nutrient Regime
Class |
A | ||
| #
of field plots species was recorded in: |
6 | ||
| Modal
BEC Zone Class |
CWH | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
CWH(6) | ||
|
Source:
Klinkenberg 2013
|
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