Synonym(s): Raimannia humifusa, Raimannia mollissima
Image ID: 15867
Image by: Sorrie, Bruce A.
Image Collection: NCBG Digital Library
PLANT INDEX
ID_PLANT: OEHU
SCIENTIFIC NAME: Oenothera humifusa
Include in WOTAS: 1
Publish to Web: 1
Last Modified: 2018-01-26
GENUS INDEX
GENUS CODE: OENOT GENUS SCIENTIFIC:Oenothera GENUS AUTHORITY: L. GENUS COMMON: Evening primrose GENUS SUMMARY: A genus of about 145 species (188 taxa), herbs, of America (especially temperate regions). This treatment provisional, with further revision likely, especially in the O. fruticosa-O. tetragona-O. pilosella complex. GENUS IDENTIFICATION: GENUS REFERENCES: Wagner, Hoch, & Raven (2007)=U; Dietrich, Wagner, & Raven (1997)=Z; Dietrich & Wagner (1988)=Y; Munz (1965)=X; Straley (1977)=V. Keys adapted in part from those references.
FAMILY INDEX
FAMILY CODE: ONAGRA FAMILY SCIENTIFIC:Onagraceae FAMILY AUTHORITY: A.L. de Jussieu 1789 FAMILY COMMON: Evening-primrose Family FAMILY SUMMARY: A family of about 18 genera and 655 species, herbs, shrubs, and rarely trees, cosmopolitan (especially of temperate and subtropical America). FAMILY REFERENCE: Wagner, Hock, & Raven (2007); Munz (1965)=X; Crisci et al. (1990).
NCBG DESCRIPTIVES
INTRO: Trailing-leaning perennial found on coastal sand dunes. STEMS: Stems simple or divergently branched from base, slightly woody at base and densely furry. LEAVES: Leaves alternate,sessile,oblong to oblong-lance-shaped or elliptic with sharp tips, to 3½ in. long, with some shallow teeth, gray-green and densely furry. INFLORESCENCE: FLOWERS: Flowers sessile in upper leaf axils (these leaves reduced in size), bright-yellow (becoming reddish with age), about 1 in. wide, consisting of 4 notch-tipped petals, an elongated calyxtube with 4 reflexed and furry sepals, 8 stamens and a cross-shaped stigma. FRUITS:Fruit a cylindric, usually curved capsule. COMMENTS: Flowers open in evening. HEIGHT: 4-30 in. DURATION:
Perennial
HABIT:
Herb, Subshrub
LEAF ARRANGEMENT:
Alternate LEAF COMPLEXITY:
Simple LEAF RETENTION: FLORAL CHARACTERISTICS
SYMMETRY:
Radial (Actinomorphic)
BLOOM TIME: Early May-Oct
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
x
x
x
x
x
x
x
x
BLOOM COLOR: Bright yellow
White
Red
Pink
Orange
Yellow
Green
Blue
Lavender
Purple
Violet
Brown
Not Applicable
x
FRUITING PERIOD: DISTRIBUTION
HABITAT TYPE: maritime
NATIVE RANGE: HORTICULTURAL
Plant Sale Text:
Bloom Table Text:
NCBG Location:
Cultural Notes:
SOIL MOISTURE:
Dry
LIGHT EXPOSURE:
Sun, Part Shade
MINIMUM HARDINESS ZONE:
MAXIMUM HARDINESS ZONE:
GERMINATION CODE:
WILDLIFE VALUE:
DEER RESISTANCE:
SCIENTIFIC NAME: Oenothera humifusa
COMMON NAME: Seabeach Evening-primrose, Spreading Evening-primrose
SYNONYMY: [= C, F, G, K1, K2, RAB, U, Va, WH3, X, Y; > Raimannia humifusa (Nuttall) Rose - S; > Raimannia mollissima (Linnaeus) Sprague & Riley - S, misapplied]
PHENOLOGY: Early May-Oct.
HABITAT: Coastal sand dunes.
COMMENTS: S. NJ south to s. FL, west to s. LA, along the coast.
RANGE MAP: Oenothera humifusa.png
Key to Map SymbolsABOUT FAMILY (Weakley Flora) Onagraceae A.L. de Jussieu 1789 (Evening-primrose Family) SUMMARY: A family of about 18 genera and 655 species, herbs, shrubs, and rarely trees, cosmopolitan (especially of temperate and subtropical America). REFERENCE: Wagner, Hock, & Raven (2007); Munz (1965)=X; Crisci et al. (1990).ABOUT GENUS (Weakley Flora) Oenothera L. (Evening primrose) SUMMARY: A genus of about 145 species (188 taxa), herbs, of America (especially temperate regions). This treatment provisional, with further revision likely, especially in the O. fruticosa-O. tetragona-O. pilosella complex. REFERENCE: Wagner, Hoch, & Raven (2007)=U; Dietrich, Wagner, & Raven (1997)=Z; Dietrich & Wagner (1988)=Y; Munz (1965)=X; Straley (1977)=V. Keys adapted in part from those references.
HERBARIUM RESOURCES
SERNEC: Find Oenothera humifusa in Southeast Regional Network of Experts and Collections (if available) UNC SERNEC: Find Oenothera humifusa in
University of North Carolina Chapel Hill Herbarium - Southeast Regional Network of Experts and Collections (if available)