Difference between revisions of "Navarretia squarrosa"
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''Navarretia squarrosa, skunkbush, or skunkweed is a flowering plant in the polemoniaceae family. | ''Navarretia squarrosa, skunkbush, or skunkweed is a flowering plant in the polemoniaceae family. | ||
Revision as of 11:21, 23 April 2012
Navarretia squarrosa, skunkbush, or skunkweed is a flowering plant in the polemoniaceae family. Synonyms: Gilia squarrosa, Navarretia eastwoodiae, Navarretia squarrosa var. agrestis
Source: http://www.calflora.org/cgi-bin/species_query.cgi?where-calrecnum=5807
Contents
Taxonomy
- Kingdom - Plantae – Plants
- Subkingdom - Tracheobionta – Vascular plants
- Superdivision - Spermatophyta – Seed plants
- Division - Magnoliophyta – Flowering plants
- Class - Magnoliopsida – Dicotyledons
- Subclass - Asteridae
- Order - Solanales
- Family - Polemoniaceae – Phlox family
- Genus - Navarretia
- Species - N. squarrosa
Description
N. squarrosa is a prickly, taprooted, hairy annual with a distinctly skunky smell. Plant is simple or branched, with erect stems, and up to 40 cm tall. Leaves are alternate, firm, and spiny, up to 6 cm long, and pinnately lobed. The flowers are pale to deep blue, with half united sepals that form a short tube with wax-papery intervals between the sharp wointed lobes that are 8 -14 mm long. The flower has 5 fused petals that form a 9-12 mm tube that spreads into lobes. The flowers form large, dense heads with leafy bracts. Fruits are three chambered, elliptical capsules containing 6 - 9 seeds per chamber.
Source: Pojar and Mackinnon Pg 235
Bloom Period
June - September
Source: http://biology.burke.washington.edu/herbarium/imagecollection.php
Distribution
West of the Cascades, from southern Vancouver Island, British Columbia, to California. Source: http://biology.burkemuseum.org/herbarium/imagecollection.php
Habitat
Open places, dry to moist meadows, usually at low elevations.
Source: Pojar 235
Uses
Propagation
Photo Gallery
References
seed
Abbrevition: NASQ
Seed sample from: 2011
Average Measurement: 0.9 x 0.6 x 0.5
Measurement Range: L: 0.75 – 1.1, W: 0.5 – 0.75, D: 0.4 – 0.5
Features
Shape: Seeds tapered to almost pointed at hilum ends. Body of seeds sometimes not completely filled out – some concave dents. Hilum is pinched looking in some.
Color: Seeds reddish brown, hilum usually slightly lighter in color, but not very conspicuous.
Surface: Seeds covered in wrinkly pitted pattern. About 30 – 40 medium sized pits visible on one seed face. Seeds slightly rough looking, and somewhat lustrous.
Latitudinal Cross Section: elliptical 
Longitudinal Cross Section: elliptical 
