Tribulus terrestris L.
puncture vine (puncturevine)
Zygophyllaceae (Creosote-bush family)
Introduction to Vascular Plants
puncture vine (puncturevine)
Zygophyllaceae (Creosote-bush family)
Introduction to Vascular Plants
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Species Information
General:
Annual herb from a taproot; stems prostrate, hairy, mat-forming, the mats up to 100 cm wide, freely branching.
Leaves:
Stem leaves opposite, pinnately lobed with 4-8 pairs of leaflets, the leaflets egg-shaped, 5-15 mm long; stipules 1-2 mm long.
Flowers:
Inflorescence of short-stalked, single, axillary flowers; petals 5, yellow, 3-5 mm long; sepals 5.
Fruits:
Schizocarps, of 5 nutlike segments, the segments horny, 2-spined, the spines 2-6 mm long; fruit segments 2-4 seeded. vol5_7 PTERIDOPHYTES10
Illustration
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Ecology
Ecological Framework for Tribulus terrestris
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) |
560 | 560 | 560 |
| Slope
Gradient (%) |
0 | 0 | 0 |
|
Aspect (degrees) |
0 | ||
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
5 | 5 | 5 |
| Modal
Nutrient Regime
Class |
C | ||
| #
of field plots species was recorded in: |
1 | ||
| Modal
BEC Zone Class |
IDF | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
IDF(1) | ||
|
Source:
Klinkenberg 2013
|
|||