Flora of North America species comparison

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Lupinus argenteus var. hillii
Photo is of parent taxon
Habit Herbs to 3 dm, hairs inconspicuous and forwardly appressed to spreading.
Stems

branched.
Leaves

usually cauline, basal leaves usually absent at flowering, if present then petioles less than 3 times as long as leaflets;

leaflet blades narrow and folded, oblanceolate or elliptic-oblanceolate, surfaces gray or silvery-pubescent.
Pedicels

(1–)2–5(–6) mm.
Flowers

6–8 mm;

calyx bulge 0–1 mm;

corolla blue-purple, wings 5.5–7 mm, banner equaling wings, usually thinly strigulose abaxially.
2n

= 48.

Lupinus argenteus var. hillii
Phenology Flowering Jun–Sep.
Habitat Ponderosa pine forest, upper edge of pinyon-juniper woodlands.
Elevation 2000–2800 m. (6600–9200 ft.)
Distribution
from FNA
AZ; CO; NM; NV; UT
Discussion

Variety hillii is the small-flowered form that occurs in the Southwest in which the flowers are budlike and scarcely gaping.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus > Lupinus argenteus
Sibling taxa
L. argenteus var. argentatus, L. argenteus var. argenteus, L. argenteus var. argophyllus, L. argenteus var. fulvomaculatus, L. argenteus var. heteranthus, L. argenteus var. holosericeus, L. argenteus var. meionanthus, L. argenteus var. moabensis, L. argenteus var. montigenus, L. argenteus var. palmeri, L. argenteus var. parviflorus, L. argenteus var. rubricaulis, L. argenteus var. utahensis
Synonyms L. hillii, L. hillii var. osterhoutianus, L. ingratus var. arizonicus, L. marcusianus, L. osterhoutianus
Name authority (Greene) Barneby in A. Cronquist et al.: Intermount. Fl. 3(B): 246. (1989)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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