Difference between revisions of "Eremalche"

Greene

Leafl. Bot. Observ. Crit. 1: 208. 1906.

Common names: Desert mallow
Etymology: Greek eremia, desert, and alkea, mallow, alluding to habitat
Treatment appears in FNA Volume 6. Treatment on page 246. Mentioned on page 219, 247.
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name=Eremalche
 
name=Eremalche
|author=David M. Bates;Malvastrum A. Gray subsect. Pedunculosa A. Gray in A. Gray et al.; Syn. Fl. N. Amer. 1(1;2): 308. 1897
+
|author=David M. Bates;Malvastrum A. Gray subsect. Pedunculosa A. Gray in A. Gray et al.;Syn. Fl. N. Amer. 1(1;2): 308. 1897
 
|authority=Greene
 
|authority=Greene
 
|rank=genus
 
|rank=genus
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|publication year=1906
 
|publication year=1906
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V6/V6_445.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V6/V6_445.xml
 
|subfamily=Malvaceae subfam. Malvoideae
 
|subfamily=Malvaceae subfam. Malvoideae
 
|genus=Eremalche
 
|genus=Eremalche

Latest revision as of 22:21, 5 November 2020

Herbs, annual, sometimes gynodioecious. Stems prostrate to erect, sparsely to densely hairy. Leaves: stipules caducous, subulate; blade reniform-round, unlobed or palmately 3-, 5-, [7-]cleft, base truncate to cordate, margins usually toothed, sometimes entire. Inflorescences axillary, solitary flowers in lower axils, congested and ± corymbose at branch tips; involucellar bractlets persistent, 3, distinct. Flowers: calyx not accrescent, not inflated, lobed to beyond middle, lobes not ribbed, acuminate; corolla campanulate, white to rose, lavender, or mauve, drying purple or blue; staminal column included; ovary 9–36-carpellate; ovules 1 per carpel; styles 9–36-branched (branches equal in number to carpels); stigmas terminal, capitate. Fruits schizocarps, oblique, not inflated, depressed-discoid, edge corrugate or reticulate, glabrous; mericarps 9–36, drying black, 1-celled, without spur, ± spheric, unarmed, lateral walls ± disintegrated, indehiscent. Seeds ascending, 1 per mericarp, black, obovoid-reniform, glabrous. x = 10.

Distribution

sw United States, nw Mexico.

Discussion

Species 3 (3 in the flora).

Selected References

None.

Key

1 Leaf blades unlobed; petals magenta-spotted at base; mericarps 2.8–3.5 mm. Eremalche rotundifolia
1 Leaves lobed or parted; petals not spotted; mericarps 1.4–1.8 mm > 2
2 Flowers bisexual; petals 4–5.5 mm, ± equaling calyx; plants prostrate to decumbent. Eremalche exilis
2 Flowers bisexual or pistillate; petals 5.5–20(–25) mm, equaling or exceeding calyx; plants erect, main stem unbranched or with ascending branches from base. Eremalche parryi
... more about "Eremalche"
David M. Bates +, Malvastrum A. Gray subsect. Pedunculosa A. Gray in A. Gray et al. +, Syn. Fl. N. Amer. 1(1 +  and 2): 308. 1897 +
Greene +
Desert mallow +
sw United States +  and nw Mexico. +
Greek eremia, desert, and alkea, mallow, alluding to habitat +
Leafl. Bot. Observ. Crit. +
Eremalche +
Malvaceae subfam. Malvoideae +