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Krascheninnikovia lanata

Higher Taxonomy
Family: ChenopodiaceaeView DescriptionDichotomous Key

Habit: Annual to shrub; hairs simple, stellate, or glandular; plants in several genera scaly, mealy, or powdery from collapsed glands; monoecious, dioecious, with bisexual flowers, or with both bisexual and unisexual flowers. Stem: occasionally fleshy. Leaf: blade simple, generally alternate, occasionally fleshy or reduced to scales, veins pinnate; stipules 0. Inflorescence: raceme, spike, catkin-like, spheric head, axillary clusters of flowers, or flowers 1; bracts 0--5, herbaceous, generally persistent or strongly modified in fruit, wings, tubercles or spines present or 0. Flower: bisexual or unisexual, small, generally green; calyx parts (1)3--5, or 0 in pistillate flowers, free or fused basally (or +- throughout), leaf-like in texture, membranous, or fleshy, deciduous or not, often strongly modified in fruit; corolla 0; stamens 1--5, opposite sepals, filaments free, equal; anthers 4-chambered; ovary superior (1/2-inferior), chamber 1; ovule 1; styles, stigmas 1--4 (or stigmas sessile). Fruit: achene or utricle, generally falling with persistent calyx or bracts. Seed: 1, small, lenticular to spheric; seed coat smooth to finely dotted, warty, net-like, or prickly, margin occasionally winged.
Genera In Family: 100 genera, 1500 species: worldwide, especially deserts, saline or alkaline soils; some cultivated for food (Beta vulgaris subsp. vulgaris, beet, Swiss chard; Spinacia oleracea L., spinach; Chenopodium quinoa Willd., quinoa); and some worldwide, naturalized ruderal or noxious agricultural weeds. Note: Nitrophila treated in Amaranthaceae, Sarcobatus treated in Sarcobataceae. Key to genera revised by Elizabeth H. Zacharias to incorporate Extriplex and Stutzia, 2 genera segregated from Atriplex.
eFlora Treatment Author: Mihai Costea, family description, key to genera, revised by Thomas J. Rosatti & Elizabeth H. Zacharias
Scientific Editor: Bruce G. Baldwin, David J. Keil, Thomas J. Rosatti.
Genus: KrascheninnikoviaView Description 

Habit: Subshrub, generally erect, densely tomentose, hairs stellate; monoecious or dioecious. Leaf: petioled, linear to lanceolate, flat, entire. Inflorescence: spike-like, terminal; staminate flowers distal to pistillate; pistillate flowers few, clustered, subtended by 2 +- leaf-like, densely long-hairy bracts +- fused at base. Staminate Flower: perianth 4-lobed; stamens 4. Pistillate Flower: perianth lobes 0; stigmas 2. Fruit: ovate, flat, fruit wall free. Seed: vertical, brown, white-hairy.
Species In Genus: +- 3 species: western North America, northern Mediterranean, temperate Asia. Etymology: (Stephan P. Krascheninnikov, Russian botanist, 1711--1755)
eFlora Treatment Author: Margriet Wetherwax & Dieter H. Wilken

Krascheninnikovia lanata (Pursh) A. Meeuse & A. Smit
Habit: Generally 5--10 dm; hairs white, +- rust-colored in age. Leaf: 1--4 cm, 1.5--5 mm wide, margins generally inrolled; petiole 1.5--3.5 mm. Inflorescence: 3--19 cm; staminate flowers many; pistillate flowers 1--4 in proximal axils. Staminate Flower: bracts 0; perianth lobes 1--2 mm, densely hairy; stamens exserted. Pistillate Flower: bracts 4--7.5 mm in fruit, densely hairy; stigmas exserted. Fruit: 2.5--3.5 mm, white-hairy. Chromosomes: 2n=18,36.
Ecology: Rocky to clay soils, flats, gentle slopes; Elevation: 100--2700 m. Bioregional Distribution: Teh, s SnJV, WTR (n slope), GB, DMoj; Distribution Outside California: to Washington, north-central United States, New Mexico, northern Mexico. Flowering Time: May--Jul
Synonyms: Ceratoides lanata (Pursh) J.T. Howell; Eurotia lanata (Pursh) Moq.
eFlora Treatment Author: Margriet Wetherwax & Dieter H. Wilken
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botanical illustration including Krascheninnikovia lanata


Citation for this treatment: Margriet Wetherwax & Dieter H. Wilken 2016. Krascheninnikovia lanata, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on May 02, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora,, accessed on May 02, 2016.

Krascheninnikovia lanata
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© 2015 Keir Morse
Krascheninnikovia lanata
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© 2015 Keir Morse
Krascheninnikovia lanata
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© 2008 Steve Matson
Krascheninnikovia lanata
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© 2013 Neal Kramer
Krascheninnikovia lanata
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© 2015 Keir Morse
Krascheninnikovia lanata
click for enlargement
© 2010 Neal Kramer

More photos of Krascheninnikovia lanata in CalPhotos

Geographic subdivisions for Krascheninnikovia lanata:
Teh, s SnJV, WTR (n slope), GB, DMoj;
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.