Details for: PI 592348, Helianthus nuttallii Torr. & A. Gray subsp. rydbergii (Britton) R. W. Long, NUT-2319


Summary Data
Taxonomy:
Helianthus nuttallii Torr. & A. Gray subsp. rydbergii (Britton) R. W. Long
Top Name:
NUT-2319
Origin:
Collected – Saskatchewan, Canada
Received by NPGS:
16 Sep 1994
Improvement Status:
Wild material
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Availability
FormQuantityNoteInventoryCart
Seed100 countPI 592348 94ncao51 SD
 
There are no images for this accession.

Core Passport Data
Taxonomy:
Helianthus nuttallii Torr. & A. Gray subsp. rydbergii (Britton) R. W. Long
Top Name:
NUT-2319
Origin:
Collected – Saskatchewan, Canada
Received by NPGS:
16 Sep 1994
Improvement Status:
Wild material
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Collected
12 September 1994.
Saskatchewan, Canada
Locality: 3.2 km west of Oxbow, Hwy. 18 W.
Coordinates: 49.2297, -102.2258 (Map it)
Elevation: 532m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Brown, sandy soil, level area of moist roadside ditch, topography - plain (level), poor soil nutrient content, no to low salinity, well drained, tillage impossible due to stoniness. Grassland vegetation.
Number of plants sampled: 200

Collector(s):
Donated
16 September 1994.
North Dakota, United States

Donor(s):
Accession Names and Identifiers
NUT-2319
Type: Collector identifier
Seiler, Gerald USDA, ARS

Ames 22213
Type: Site identifier
Group: AMES
Ames
USDA ARS NCRPIS

SEI0294
Type: Exploration identifier
Group: PEO-EXPLORATIONS
Exploration ID links

Narrative
Dense population along both sides of road in moist roadside ditch, near small stream, Moose Mountain Creek and Beaver Dam nearby. Uniform population, effective population size - around 1000 plants. Some heads clippered off possibly by insects, typical population otherwise, red stems. All plants past peak flowering, good seed set. Some rust damage. Associated wild species: Aster, Salix.
Helianthus nuttallii Torr. & A. Gray subspp. rydbergii (Britton) R. W. Long
Genus:
Helianthus
Family:
Asteraceae (alt. Compositae)
Subfamily:
Asteroideae
Tribe:
Heliantheae
Nomen number:

104315
Place of publication:

Brittonia 18:77. 1966
Verified:
03/08/2010 by ARS Systematic Botanists.
Other conspecific taxa
Helianthus nuttallii Torr. & A. Gray (10 active accession[s])
Helianthus nuttallii Torr. & A. Gray subsp. nuttallii (25 active accession[s])
Helianthus nuttallii Torr. & A. Gray subsp. parishii (A. Gray) Heiser (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Helianthus rydbergii Britton

Common names
LanguageNameAlternate namenoteseqCitation
EnglishRydberg's sunflower  1Rogers, C. E. et al. 1982. Sunflower species of the United States 49.
Annotations
  • Taxonomic Re-Identification: 19 Sep 1995, from Helianthus nuttallii Torr. & A. Gray to Helianthus nuttallii Torr. & A. Gray subsp. rydbergii (Britton) R. W. Long
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Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
CHEMICALPER_OILOIL PERCENATAGE OF SEED - PERCENT DRY WEIGHT BASIS31 SUNFLOWER.SUN.OIL.WLD.97PI 592348 94ncao01 SDNot Available
PRODUCTION100 Seed WeightWeight in grams of 100 seeds0.2 SUNFLOWER.AMES.SUN.INC.ORIG.HPI 592348 94ncao51 SD