Difference between revisions of "Delphinium nuttallii"
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First overview block:Delphinium nuttallianum Pritz. ex Walp, Ranunculaceae, Delphinium nelsonii Greene, Upland larkspur, Low larkspur, Yellow pine larkspur | First overview block:Delphinium nuttallianum Pritz. ex Walp, Ranunculaceae, Delphinium nelsonii Greene, Upland larkspur, Low larkspur, Yellow pine larkspur | ||
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==Taxonomy== | ==Taxonomy== | ||
Revision as of 07:36, 8 May 2012
First overview block:Delphinium nuttallianum Pritz. ex Walp, Ranunculaceae, Delphinium nelsonii Greene, Upland larkspur, Low larkspur, Yellow pine larkspur
Contents
Taxonomy
- Kingdom Plantae – Plants
- Subkingdom Tracheobionta – Vascular plants
- Superdivision Spermatophyta – Seed plants
- Division Magnoliophyta – Flowering plants
- Class Magnoliopsida – Dicotyledons
- Subclass Asteridae
- Order Asterales
- Family Asteraceae –
- Genus Agoseris Raf. –
- Species Agoseris grandiflora (Nutt.) Greene –
Description
General: Crisp-puberulent, eglandular perennial from small, globose, fleshy roots, the single stems 3-6 dm. tall. Leaves: Leaves long-petiolate, evenly distributed, the blades up to 10 cm. broad, 3-4 times dissected into narrowly lanceolate or linear segments. Flowers: Inflorescence simple to compound, the racemes spike-like above, the lower pedicels exceeding the numerous, crowded flowers; sepals 5, deep bluish-purple, 7-12 mm. long, slightly spreading, with a conspicuous median, pubescent, greenish band; spur equal to the sepals; petals 4, small, the lower pair deep purplish-blue, shallowly cleft, the upper pair light blue; stamens numerous; pistils 3. Fruit: Follicles about 15 mm. long, slightly bent.
Bloom Period
Distribution
Pierce and eastern Grays Harbor Counties, Washington, south to the Columbia River Gorge and Clackamas County, Oregon.
Habitat
Ecological Setting-Gravelly outwash prairies and basaltic cliffs.
Uses
Landscaping-Not very easy to grow, but looks like it will reseed itself.
Propagation
| Flowering Time | May-June |
| Crop Intervals | Perennial |
Seed
Abbreviation: DENU
Seed sample from: 2011
Average Measurement: 1.8 x 1.2 x 0.8
Measurement Range: L: 1.25 – 2.1, W: 1 – 2, D: 0.5 – 1.2
Features
Shape: Usually broader at hilum end, bud seeds variable. Seeds in baggy seed coat that sometimes makes seeds appear winged around the edges.
Color: Inner seed dark brown to black, seedcoat white and transparent.
Surface: Seed coat finely longitudinally striate and glossy.
Could be confused with: Delphinium menziesii.
Latitudinal Cross Section: obovate 
Longitudinal Cross Section: semi circular
