Stylisma aquatica (Walter) Rafinesque. Common name: Water Dawnflower. Phenology: (May-) Jun-Jul (-Aug). Habitat: Clay-based Carolina bays, wet pine savannas, margins of pineland ponds (vernal pools). Distribution: Se. and sc. NC south to c. FL and Panhandle FL, west to se. AR and e. TX.
ID notes: Stylisma aquatica, as the epithet implies, occurs in wetter (or at least moister) habitats than our other species. The bright pink flowers and densely silvery-hairy leaves are distinctive.
Origin/Endemic status: Endemic
Synonymy ⓘ: = Fl6, FNA14, GW2, K4, S, Tx, WH3, Myint (1966); = Bonamia aquatica (Walter) A.Gray — RAB, Shinners (1962d); = Bonamia michauxii (Fernald & Schub.) K.A.Wilson — Wilson (1960b); = Breweria aquatica (Walter) A.Gray — Fernald & Schubert (1949); = Breweria michauxii Fernald & Schub. — F; Convolvulus aquaticus Walter. Basionym: Convolvulus aquaticus Walter 1788
Links to other floras: = Stylisma aquatica - FNA14
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACW
- Eastern Mountains and Piedmont: FACW
- Great Plains: FACW
Heliophily ⓘ: 8
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© Madison Ohmen | Original Image ⭷
© Alan Cressler: Stylisma aquatica, Garcon Point South, Garcon Point Water Management Area, Northwest Florida Water Management District, Santa Rosa County, Florida 2 by Alan Cressler source
© Madison Ohmen | Original Image ⭷
© Madison Ohmen | Original Image ⭷
© Alvin Diamond, some rights reserved (CC BY-NC), uploaded by Alvin Diamond source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Alvin Diamond, some rights reserved (CC BY-NC), uploaded by Alvin Diamond source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© theo_witsell, some rights reserved (CC BY-NC), uploaded by theo_witsell source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Janet Gray | Original Image ⭷Feedback
Horticultural Information
Intro: Spreading-prostrate, herbaceous perennial vine found in clay-based Carolina bays and wet savannas, margins of pineland ponds.
Stems: Stems several-many, the basal portions appearing rhizomatous; often forming large mats.
Leaves: Leaves alternate, sessile, oblong, 3/4-1 1/4 in. long, with a tiny tooth at the tip and silky-hairy.
Inforescence:
Flowers: Flowers in groups of 1-3 on long stalks (longer than leaves) from leaf axils, pale pink or purple, 1/3-1/2 in. long, the corolla bell- to funnel-shaped and composed of fused petals. At the base of the corolla are 5 leathery, lance-shaped sepals, and there are 5 stamens and a style that is split more than half its length .
Fruits: Fruit a 4-seeded capsule.
Comments:
Height: 1 1/2-6 1/2 ft. long
plant sale text:
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description: Spreading-prostrate, herbaceous perennial vine found in clay-based Carolina bays and wet savannas, margins of pineland ponds.
stems: Stems several-many, the basal portions appearing rhizomatous; often forming large mats.
leaves: Leaves alternate, sessile, oblong, 3/4-1 1/4 in. long, with a tiny tooth at the tip and silky-hairy.
inflorescence:
flowers: Flowers in groups of 1-3 on long stalks (longer than leaves) from leaf axils, pale pink or purple, 1/3-1/2 in. long, the corolla bell- to funnel-shaped and composed of fused petals. At the base of the corolla are 5 leathery, lance-shaped sepals, and there are 5 stamens and a style that is split more than half its length .
fruits: Fruit a 4-seeded capsule.
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