Neptunia pubescens

tropical puff, tropical neptunia
Family

Fabaceae

Leaf Arrangement

alternate

Leaf Attachment

petiolate

Leaf Type

bipinnate, compound, dissected

Growth Form

forb

Flower Color

orange, yellow

Flower Month

May - October

Height (meters)

0.0 - 0.2

Milky Sap

No

Armed/Unarmed

Unarmed

Origin

native

Lifespan

perennial

Growing Season

Warm season


Wetland Class

FAC

Prairie Coefficient of Conservatism

8

Field Characters

Neptunia can be distinguished from other similar bipinnately compound legumes by the presence of a stipe on the legume. Neptunia pubescens can be distinguished by having 14-43 pairs of leaflets, 20-30 flowers per head, a 0-4 mm long stipe and a 1-2 mm long calyx (including lobes) while the calyx of N. pubescens ranges from 2-2.7 mm long calyx (including lobes).

Cultural Information

Seeds average approximately 47,000/lb.

Animal Use

Desirable to cattle as forage.

Natural History

Neptunia pubescens normally grows in grasslands but is often found in other sandy areas. It has been reported from Alabama, Florida, Louisiana, Mississippi, and Texas (USDA 1998).

Habitat

Dry sandy or grassland areas.