Difference between revisions of "Eremalche"
Leafl. Bot. Observ. Crit. 1: 208. 1906.
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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:// | + | |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.
Lower Taxa
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 |