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spike hoary-pea

dwarf goat's-rue, pineland hoarypea

Habit Herbs. Herbs.
Stems

erect to ascending or decumbent-ascending, 30–60 cm, strigose to hirsute or glabrate.

erect, 10–15(–20) cm, strigulose.

Leaves

petiole (2–)5–15 mm;

leaflets (7 or)9–13(–17), blades concolorous, oblanceolate to obovate, elliptic-obovate, or oblong-obovate, 8–28(–40) × 6–16 mm, length 1.5–3.5(–5) times width, apex rounded to truncate, abaxial surface moderately to densely strigose to strigose-hirsute, hairs relatively long and overlapping, venation greenish, adaxial glabrous or strigose-hirsute, venation raised.

petiole 3–10 mm;

leaflets (9–)13–27, blades elliptic to oblong or obovate-oblong, 6–12 × 4–5.5 mm, length 1.8–2.8 times width, apex obtuse or rounded to truncate, surfaces strigose, adaxial sparsely so.

Racemes

(3–)5–15(–20)-flowered, evident (flowers well above level of leaves), 10–20(–40) cm;

floral bracts persistent, lanceolate.

4–12-flowered, flowers mostly axillary in distal portion of leafy stems;

floral bracts caducous, setaceous.

Flowers

corolla yellowish white, becoming pink to red, drying purple, 13–18 mm;

stamens diadelphous;

style bearded.

corolla cream, pink, and white (banner cream, wings and keel dark pink to white), 13–17 mm;

stamens monadelphous;

style bearded.

Legumes

20–40 × 3.5–4.5 mm, hirsute-villous, glabrescent.

36–58 × 4–5.5 mm, strigose.

2n

= 22.

Tephrosia spicata

Tephrosia mohrii

Phenology Flowering Jun–Aug. Flowering (Mar–)Apr–May(–Jul).
Habitat Dry or wet, open pine or mixed woods, pine-palmetto scrub, pineland bogs, pine savan­nas, clearings, field margins, roadsides. Sandhills and sand ridges with turkey oak or longleaf pine, mixed with yaupon, turkey oak, sand live-oak, and laurel oak, sandy roadsides.
Elevation 10–200 m. (0–700 ft.) 10–100 m. (0–300 ft.)
Distribution
from FNA
AL; DE; FL; GA; KY; LA; MD; MS; NC; SC; TN; VA
[WildflowerSearch map]
[BONAP county map]
from FNA
AL; FL; GA
[BONAP county map]
Discussion

Tephrosia spicata is recognized by its numerous leaflets with raised adaxial venation and long, ebracteate peduncles with long racemes.

Cracca flexuosa (Vail) A. Heller is a later homonym that pertains here.

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

Tephrosia mohrii is known from Covington and Houston counties in Alabama; Okaloosa, Santa Rosa, and Walton counties in Florida; and Ben Hill and Grady counties in Georgia. The species appears to intergrade with T. virginiana.

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

Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Tephrosia Fabaceae > subfam. Faboideae > Tephrosia
Sibling taxa
T. angustissima, T. chrysophylla, T. corallicola, T. curtissii, T. florida, T. hispidula, T. leiocarpa, T. lindheimeri, T. mohrii, T. mysteriosa, T. onobrychoides, T. potosina, T. rugelii, T. tenella, T. thurberi, T. virginiana
T. angustissima, T. chrysophylla, T. corallicola, T. curtissii, T. florida, T. hispidula, T. leiocarpa, T. lindheimeri, T. mysteriosa, T. onobrychoides, T. potosina, T. rugelii, T. spicata, T. tenella, T. thurberi, T. virginiana
Synonyms Galega spicata, Cracca spicata, T. spicata var. semitonsa Cracca mohrii, T. virginiana var. mohrii
Name authority (Walter) Torrey & A. Gray: Fl. N. Amer. 1: 296. (1838) (Rydberg) R. K. Godfrey: Brittonia 10: 169. (1958)
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