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hairy dawnflower

coastal plain dawnflower

Stems

procumbent or trailing, glabrous or hairy.

procumbent or trailing, glabrous or hairy.

Leaf

blades narrowly oblong-lanceolate to oblong-elliptic, 30–70 × 10–20 mm, surfaces hairy.

blades elliptic or linear to lanceolate, 20–45 × 2–8 mm, surfaces hairy.

Inflorescences

3–7-flowered.

2–5-flowered or flowers solitary;

bracteoles scalelike, 1–3(–5) mm.

Flowers

sepals ovate-lanceolate, 7–11 × 3-5 mm, abaxial surface densely villous;

corolla white, 15–25 mm;

stamens: filaments glandular-villous near base.

sepals ovate-lanceolate, 6–9 × 3–5 mm, abaxial surface pilose, villous, glabrate, or glabrous;

corolla white, 14–20 mm;

stamens: filaments villous near base;

style branches connate only at base.

Stylisma villosa

Stylisma patens

Phenology Flowering Apr–Aug.
Habitat Sandy barrens.
Elevation 0–50 m. (0–200 ft.)
Distribution
from FNA
FL; GA; LA; MS; TX
[WildflowerSearch map]
[BONAP county map]
from USDA
se United States
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Leaf blades 6–8 mm wide, length 4–6 times width; sepals: abaxial surfaces pilose or villous.
var. patens
1. Leaf blades 2–3(–5) mm wide, length 7–15 times width; sepals: abaxial surfaces glabrous or glabrate.
var. angustifolia
Source FNA vol. 14. FNA vol. 14.
Parent taxa Convolvulaceae > Stylisma Convolvulaceae > Stylisma
Sibling taxa
S. abdita, S. aquatica, S. humistrata, S. patens, S. pickeringii
S. abdita, S. aquatica, S. humistrata, S. pickeringii, S. villosa
Subordinate taxa
S. patens var. angustifolia, S. patens var. patens
Synonyms Breweria villosa, Bonamia villosa Convolvulus patens, Bonamia patens
Name authority (Nash) House: Bull. Torrey Bot. Club 34: 149. (1907) (Desrousseaux) Myint: Brittonia 18: 110. (1966)
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