Difference between revisions of "Lupinus lepidus var. lepidus"

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* Latin Name: ''Lupinus'' ''lepidus''
+
* Scientific Name: ''Lupinus'' ''lepidus'' var. ''lepidus''
 
* Family: Fabaceae
 
* Family: Fabaceae
 
* Common Names: prairie lupine
 
* Common Names: prairie lupine
* Codon:LUPLEP
+
* Synonyms/Misapplications: ''L. minimus''
[[File:LULE AnitaGoodrich veg avg.jpg|300px|thumb|right|"Lupinus lepidus"]]  
+
* Codon: LUPLEP
==DESCRIPTION==
+
----
General: Prairie lupine is a small perennial lupine of diverse form and habitat in the Pacific Northwest. It ranges from matted low growing forms to erect plants ranging from 10-35 cm high.
+
[[File:LUPLEP1.jpg |thumb|Photo by Robert L. Carr, 2009, also featured on Main Page.]]
 +
=== Taxonomy ===
 +
{{Taxobox
 +
| image =
 +
| image_caption =
 +
| name =
 +
| regnum = [[Plant]]ae
 +
| subregnum = Viridiplantae
 +
| phylum = Tracheophyta
 +
| subphylum= Spermatophytina
 +
| classis = Magnoliopsida
 +
| subclassis = Rosanae
 +
| ordo = Fabales
 +
| familia = Fabaceae
 +
| genus = ''Lupinus'' L.
 +
| species = ''''' Lupinus lepidus''''' Douglas ex Lindl.
 +
| subspecies = ''''' Lupinus lepidus'' var. ''lepidus''''' (not accepted)
 +
}}
 +
<ref>Integrated Taxonomic Information System. Retrieved from https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=26048#null</ref>
  
Leaves: The palmately compound leaves have 5-7 oblanceolate leaflets. The leaflets range from 1-4 cm long and are noticeably hairy on both surfaces.
+
===Description===
 +
Low and spreading native perennial herb, generally less than 3 dm.
  
Flowers: are dark blue to purple, sometimes white in color with a lighter banner. The banner is well reflexed from the keel and is not hairy on its surface. There are five known varieties of Lupinus lepidus. Variety lepidus is best described by it’s extended racemes growing above the longest leaves and the length of it’s flowers between 11-13mm long.  
+
Leaves are both basal and caulescent, palmately compound, and covered with fine hairs on both surfaces.<ref>Bowcutt, F., & Hamman, Sarah. (2016). ''Vascular plants''
 +
of the South Sound prairies'' (First ed.). Olympia, Washington: The Evergreen''
 +
State College Press.</ref>
  
 +
The racemes are generally exserted well beyond longest leaves, as opposed to ''L. lepidus'' var. ''cusickii'' and ''L. lepidus'' var. ''utahensis.'' <ref name=":0">Hitchcock, C. L., Cronquist, A., Giblin, D., & Legler,
 +
B. et al. (2018). ''Flora of the Pacific Northwest: an illustrated manual''.
 +
Seattle: University of Washington Press.</ref>
  
 +
The flowers are dark blue to purple, sometimes white.<ref name=":1">Lambert, A. (2003). ''Propagation Protocol Lupinis Lepidus'' (rep.). ''Propagation Protocol Lupinis Lepidus''. Retrieved from <nowiki>https://depts.washington.edu/propplnt/Plants/Lupinus%20lepidus.htm</nowiki></ref> Inflorescence bracts are often quickly deciduous.<ref name=":0" />
  
{{Basics}}
+
Pods are hairy, from 10-20 cm long, containing 2-12 seeds.<ref>Gilkey, H. M., & Johnston, L. D. (1980). ''Handbook of Northwestern plants''. Oregon State University Bookstores.</ref>
  
==Distribution==
+
''L. lepidus'' has several variants.
Distributed in the lowlands west of the Cascade Mountains from southern British Columbia to northwestern Oregon.
+
  
==Habitat==
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According to ''Flora of the Pacific Northwest,'' "Perennial lupines in North America form a taxonomically difficult group in which some species boundaries are blurred by wide-spread interbreeding; not all plants will readily key."<ref name=":0" />
Occurs in lowlands areas growing in arid climates (40-65 inches of annual precipitation) at elevations below 600 feet on gravelly to sandy soils, often on flat or mounded plains of recessional glacial outwash.
+
  
'''Soil Texture'''
 
Coarse and fine soil, low nitrogen and no humus
 
  
'''Nutrients''''
 
Soil Reaction / Salinity: 7.0-8.0 pH, no salinity tolerance
 
  
Moisture Regime: Low water use – high drought tolerance
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{{Basics}}
  
Shade Tolerance: Shade intolerant
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===Distribution===
 +
Western Cascades, southern BC to western Oregon.<ref name=":0" />
  
'''Successional Status'''
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===Habitat===
Prairie lupine was the first plant to colonize the devastated slopes of Mount St. Helens. It's seeds are probably dispersed by explosive dehiscence (bursting of the seed pods) and rolling, or by erosion and deposition.
+
Lowland prairies.<ref name=":0" />
  
==USES==
+
Prairie lupine was the first plant to colonize the devastated slopes of Mount St. Helens. It's seeds are probably dispersed by explosive dehiscence (bursting of the seed pods) and rolling, or by erosion and deposition.<ref>Crisafulli, C. M., Dale, V. H., & Swanson, F. J. (2005). 11: Causes and Consequences of Herbivory on Prairie Lupine (Lupinus lepidus) in Early Primary Succession. In ''Ecological Responses to the 1980 Eruption of Mount St. Helens''. essay, Springer Science+Business Media, Inc.</ref>
  
-Site Rehabilitation
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Species associated with
-Wildlife Medium palatability for browsing and grazing animals
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Prairie lupine include houndstongue hawkweed (''Hieracium scouleri''), cutleaf microseris (Microseris laciniata), coast goldenrod (''Solidago spathulata''),
-Landscaping
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white-top aster (''Aster curtus''), slender
-First Nations
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cinquefoil (''Potentilla gracilis''), field woodrush ''(Luzula campestris''), and common
-Other
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camas (''Camassia quamash''). Latin names updated by editor.<ref name=":1" />
  
==PROPAGATION==
+
===Uses===
 +
Other species in the ''Lupinus'' genus are important food plants in the Salish Sea. In ''Keeping it Living,'' many propagation practices of different ''Lupinus'' species, such as ''L. nootkanensis,'' are detailed.<ref>Deur, D. E., & Turner, N. J. (Eds.). (2006). ''Keeping it living : Traditions of plant use and cultivation on the northwest coast of north america''. Retrieved from <nowiki>https://ebookcentral-proquest-com.evergreen.idm.oclc.org</nowiki></ref>
  
a) SEED PROPAGATION
+
===Propagation===
  
Sow lupine seeds in potting soil mixture of coarse and fine particles. Like other legumes prairie lupine has root nodules which house bacteria which fix nitrogen, providing fertilizer for the plant. Potting soil can be inoculated by mixing a small amount of soil from the seed collection site in the potting mix. Use low nitrogen fertilizer and no humus.  Plant seeds singularly in long narrow pots (at least 3”) and transplant from pots into the field within the same year (about 8 months).  Lupine seedlings have very sensitive roots and suffer from root damage when handled excessively. Sensitivity to the root system is especially needed when transplanting from nursery containers into the field.  Mist lightly, daily with restricted water.
+
Sow lupine seeds in potting soil mixture of coarse and fine particles. Like other legumes, prairie lupine has root nodules which house bacteria which fix nitrogen, providing fertilizer for the plant. Potting soil can be inoculated by mixing a small amount of soil from the seed collection site in the potting mix. Use low nitrogen fertilizer and no humus.  Plant seeds singularly in long narrow pots (at least 3”) and transplant from pots into the field within the same year (about 8 months).  Lupine seedlings have very sensitive roots and suffer from root damage when handled excessively. Sensitivity to the root system is especially needed when transplanting from nursery containers into the field.  Mist lightly, daily with restricted water.<ref name=":1" />
==Seed==
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===Seed===
[[File:Lupinus lepidus.jpg|300px|thumb|right|''Lupinus lepidus'']]
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[[File:Lupinus lepidus.jpg|300px|thumb|''Lupinus lepidus'' seeds, photo by Lisa Hintz]]
  
 
'''Seed sample from:''' 2011
 
'''Seed sample from:''' 2011
Line 80: Line 101:
 
   
 
   
 
'''Fruit and Seed Collection and Extraction'''
 
'''Fruit and Seed Collection and Extraction'''
Seed can be hand collected from June to August, but collecting is slow due to the small size of the plant. Seeds should be dried in the pods in paper bags. Remove the seeds from the pods by hand thresh and screen.  Cuttings can also be taken from the side shoots of hardened stems in the spring.
+
Seed can be hand collected from June to August, but collecting is slow due to the small size of the plant. Seeds should be dried in the pods in paper bags. Cuttings can also be taken from the side shoots of hardened stems in the spring.<ref name=":1" />
  
 
'''Seed Storage'''
 
'''Seed Storage'''
  
Store air-dried seed under cool, dry conditions. Protect from small mammals and rodents. Lupine seeds have a hard seed coat, and because related lupine species are known to have long-lived dormant seed banks (e.g. L. arboreus was germinated in a seed bank study after 45 years), it is likely that prairie lupine seeds are also long-lived and can be stored at low moisture and temperature levels for several years.
+
Lupine seeds have a hard seed coat, and because related lupine species are known to have long-lived dormant seed banks (e.g. L. arboreus was germinated in a seed bank study after 45 years), it is likely that prairie lupine seeds are also long-lived and can be stored at low moisture and temperature levels for several years.<ref name=":1" />
  
 
'''Fruit/Seed Dormancy and Treatment'''  
 
'''Fruit/Seed Dormancy and Treatment'''  
  
No cold stratification required.  Seed requires scarification. Shake in jar half-filled with coarse sand, scarify with sand paper7, or rock tumbler for two hours. After scarification, soak in hot water until the water has cooled (approximately 3 hours). Seeds that sink have absorbed enough water to be sown. Those that do not sink should be dried, scarified and soaked in water again.
+
Seed requires scarification.<ref name=":1" />
==References==
+
http://plants.usda.gov/java/profile?symbol=LULE2
+
http://biology.burke.washington.edu/herbarium/imagecollection.php
+
http://depts.washington.edu/propplnt/Plants/Lupinus%20lepidus.htm
+
===Citations===
+
<references />
+
  
==Gallery==
+
===Gallery===
 
<gallery>
 
<gallery>
File:LULE RodGilbert veg good.jpg
+
File:Lupinus lepidus.jpg| Seed, photo by Lisa Hintz
File:Lupinus lepidus.png
+
File:LULE PatMontegue sdl good.jpg| Seedling, courtesy of CNLM
File:LULE PatMontegue sdl good.jpg
+
File:LUPLEP2.jpg| Photo by Robert L. Carr
 
</gallery>
 
</gallery>
 +
 +
===References===
 +
<references />

Latest revision as of 21:40, 20 March 2021

  • Scientific Name: Lupinus lepidus var. lepidus
  • Family: Fabaceae
  • Common Names: prairie lupine
  • Synonyms/Misapplications: L. minimus
  • Codon: LUPLEP

Photo by Robert L. Carr, 2009, also featured on Main Page.

Taxonomy

Scientific classification
Kingdom: Plantae
Subkingdom: Viridiplantae
Phylum: Tracheophyta
Subphylum: Spermatophytina
Class: Magnoliopsida
Subclass: Rosanae
Order: Fabales
Family: Fabaceae
Genus: Lupinus L.
Species: Lupinus lepidus Douglas ex Lindl.
Subspecies: Lupinus lepidus var. lepidus (not accepted)

[1]

Description

Low and spreading native perennial herb, generally less than 3 dm.

Leaves are both basal and caulescent, palmately compound, and covered with fine hairs on both surfaces.[2]

The racemes are generally exserted well beyond longest leaves, as opposed to L. lepidus var. cusickii and L. lepidus var. utahensis. [3]

The flowers are dark blue to purple, sometimes white.[4] Inflorescence bracts are often quickly deciduous.[3]

Pods are hairy, from 10-20 cm long, containing 2-12 seeds.[5]

L. lepidus has several variants.

According to Flora of the Pacific Northwest, "Perennial lupines in North America form a taxonomically difficult group in which some species boundaries are blurred by wide-spread interbreeding; not all plants will readily key."[3]


Basic Explanations and Assumptions:

The dimensions for the seeds are length x width x depth. The location of the hilum is used as the base of the seed, and the length is measured from hilum to the opposite apex. Where a style is present, the length is measured from the hilum to the bottom of the style. Width is measured at a right angle to the length at the widest part. Depth is measured at a right angle to the intersection of height and width lines.

Measurements included are the mean average for each measurement of ten separate seeds.

All measurements in millimeters unless otherwise noted.

Distribution

Western Cascades, southern BC to western Oregon.[3]

Habitat

Lowland prairies.[3]

Prairie lupine was the first plant to colonize the devastated slopes of Mount St. Helens. It's seeds are probably dispersed by explosive dehiscence (bursting of the seed pods) and rolling, or by erosion and deposition.[6]

Species associated with Prairie lupine include houndstongue hawkweed (Hieracium scouleri), cutleaf microseris (Microseris laciniata), coast goldenrod (Solidago spathulata), white-top aster (Aster curtus), slender cinquefoil (Potentilla gracilis), field woodrush (Luzula campestris), and common camas (Camassia quamash). Latin names updated by editor.[4]

Uses

Other species in the Lupinus genus are important food plants in the Salish Sea. In Keeping it Living, many propagation practices of different Lupinus species, such as L. nootkanensis, are detailed.[7]

Propagation

Sow lupine seeds in potting soil mixture of coarse and fine particles. Like other legumes, prairie lupine has root nodules which house bacteria which fix nitrogen, providing fertilizer for the plant. Potting soil can be inoculated by mixing a small amount of soil from the seed collection site in the potting mix. Use low nitrogen fertilizer and no humus. Plant seeds singularly in long narrow pots (at least 3”) and transplant from pots into the field within the same year (about 8 months). Lupine seedlings have very sensitive roots and suffer from root damage when handled excessively. Sensitivity to the root system is especially needed when transplanting from nursery containers into the field. Mist lightly, daily with restricted water.[4]

Seed

Lupinus lepidus seeds, photo by Lisa Hintz

Seed sample from: 2011

Average Measurement: 2.7 x 1.8 x 1.3

Measurement Range: L: 2 - 3, W: 1.5 - 2, D: 1 - 1.5

Features

Color: Seeds ranging in color from off-white, tan, brown, to gray. Lots of variation in color. Patterned with mottled speckling which is light to dense. Speckles light brown to dark brown.

Surface: Seed surface is smooth and glossy. Some seeds have small concave pockets.

Latitudinal Cross Section: elliptical LULE-lat-crosssection.png

Longitudinal Cross Section: elliptical [[File:LULE-long-crosssection.png Flowering, Fruiting and Seed Characteristics Flowering Time: June - Aug

Fruit Ripening Time: Spring - Fall

Seed Collection Time: June - Aug

Crop Intervals: Perennial

No. of seeds per pound: 16000

Seed Viability


Fruit and Seed Collection and Extraction Seed can be hand collected from June to August, but collecting is slow due to the small size of the plant. Seeds should be dried in the pods in paper bags. Cuttings can also be taken from the side shoots of hardened stems in the spring.[4]

Seed Storage

Lupine seeds have a hard seed coat, and because related lupine species are known to have long-lived dormant seed banks (e.g. L. arboreus was germinated in a seed bank study after 45 years), it is likely that prairie lupine seeds are also long-lived and can be stored at low moisture and temperature levels for several years.[4]

Fruit/Seed Dormancy and Treatment

Seed requires scarification.[4]

Gallery

References

  1. Integrated Taxonomic Information System. Retrieved from https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=26048#null
  2. Bowcutt, F., & Hamman, Sarah. (2016). Vascular plants of the South Sound prairies (First ed.). Olympia, Washington: The Evergreen State College Press.
  3. 3.0 3.1 3.2 3.3 3.4 Hitchcock, C. L., Cronquist, A., Giblin, D., & Legler, B. et al. (2018). Flora of the Pacific Northwest: an illustrated manual. Seattle: University of Washington Press.
  4. 4.0 4.1 4.2 4.3 4.4 4.5 Lambert, A. (2003). Propagation Protocol Lupinis Lepidus (rep.). Propagation Protocol Lupinis Lepidus. Retrieved from https://depts.washington.edu/propplnt/Plants/Lupinus%20lepidus.htm
  5. Gilkey, H. M., & Johnston, L. D. (1980). Handbook of Northwestern plants. Oregon State University Bookstores.
  6. Crisafulli, C. M., Dale, V. H., & Swanson, F. J. (2005). 11: Causes and Consequences of Herbivory on Prairie Lupine (Lupinus lepidus) in Early Primary Succession. In Ecological Responses to the 1980 Eruption of Mount St. Helens. essay, Springer Science+Business Media, Inc.
  7. Deur, D. E., & Turner, N. J. (Eds.). (2006). Keeping it living : Traditions of plant use and cultivation on the northwest coast of north america. Retrieved from https://ebookcentral-proquest-com.evergreen.idm.oclc.org