Rock Garden Plants
Penstemon procerus Douglas ex Graham sect. Penstemon 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon procerus Douglas ex Graham sect. Penstemon
SynonymsPenstemon micranthus Nutt.
 Penstemon tinctus Pennell
Habitatgrassland
Altitude300-3700m
Descriptionstems glabrous or strigose, basal leaves petiolate, oblanceolate, glabrous, 4-8cm, inflorescence dense, calyx lobes obovate, abruptly apiculate, margins scarious
Size5-40cm
Colorblue, yellow, white
Bloomsummer
Ca
Typetuft
Cultivationmesic, slightly humous, sunny site
alpine house, moist, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
cuttings in late summer
Territory Northern America
     Subarctic America (Alaska , Yukon )
     Western Canada (Alberta , British Columbia , Manitoba , Saskatchewan )
     Northwestern U.S.A. (Colorado , Idaho , Montana , Oregon , Washington , Wyoming )
     North-Central U.S.A. (North Dakota )
     Southwestern U.S.A. (Utah)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Picture
Comments

PLANTAGINACEAE

Penstemon procerus Douglas ex Graham, Edinburgh New Philos. J. 7: 348 (1829)

Synonyms:
Penstemon confertus procerus (Douglas ex Graham) Coville
=============================================================================
procerus typicus D.D.Keck, Amer. Midl. Naturalist 33: 144 (1945)

Synonyms:
Lepteiris parviflora Raf.
Penstemon micranthus Nutt.
Penstemon procerus albescens B.Boivin
Penstemon procerus fimbriatus Regel
Penstemon procerus jenkinsii B.Boivin
Penstemon procerus micranthus (Nutt.) M.E.Jones
Penstemon procerus pulvereus Pennell
Penstemon tinctus Pennell

Subarctic America, w. Canada, nw. USA, North Dakota, Utah
70 ASK YUK 71 ABT BRC MAN SAS 73 COL IDA MNT ORE WAS WYO 74 NDA 76 UTA

300-3700m

procerus aberrans (M.E.Jones) A.Nelson, Bot. Gaz. 54: 146 (1912)

Basionym:
Penstemon confertus aberrans M.E.Jones, Proc. Calif. Acad. Sci. ser. 2. 5: 715 (1895)

Utah
76 UTA

2200-3400m

procerus brachyanthus (Pennell) Cronquist, Vasc. Pl. Pacific N.W. [C.L. Hitchcock & al.] 4: 398 (1959)

Basionym:
Penstemon brachyanthus Pennell, Notul. Nat. Acad. Nat. Sci. Philadelphia 71: 3 (1941)

Synonyms:
Penstemon tolmiei brachyanthus (Pennell) D.D.Keck

Oregon, nw. California
73 ORE 76 CAL

1200-2400m

procerus formosus (A.Nelson) Cronquist, ibid.

Basionym:
Penstemon formosus A.Nelson, Proc. Biol. Soc. Washington 17: 100 (1904)

Synonyms:
Penstemon tolmiei formosus (A.Nelson) D.D.Keck

Penstemon cacuminis Pennell
Penstemon pulchellus Greene

Oregon, California, w. Nevada
73 ORE 76 CAL NEV

2200-3600m

procerus modestus (Greene) N.H.Holmgren, Brittonia 31: 106 (1979)

Basionym:
Penstemon modestus Greene, Leafl. Bot. Observ. Crit. 1: 165 (1906)

Synonyms:
Penstemon confertus modestus (Greene) Jeps.
Penstemon tolmiei modestus (Greene) D.D.Keck

Nevada
76 NEV

2700-3200m

procerus tolmiei (Hook.) Cronquist, ibid.

Basionym:
Penstemon tolmiei Hook., Fl. Bor.-Amer. 2: 98 (1838)

Synonyms:
Penstemon tolmiei typicus D.D.Keck

ec. British Columbia, e. Washington
71 BRC 73 WAS

1200-2300m

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