Paederia cruddasiana

Common Name: sewervine

Family: Rubiaceae

Common Synonyms: none

USDA Hardiness Zone: 10a-11

Growth Habit: Vine

Origin: Southern Asia, India, China.

FISC Category: 1

FDACS Listed Noxious Weed: Yes

Introduction Date: Possibly around 1900. Not correctly identified until 1995

IFAS Assessment:

• North: PROHIBITED
• Central: PROHIBITED
• South: PROHIBITED

Description

Vine semi-woody, climbing by twining, or prostrate and rooting at the nodes, or sometimes shrub-like. Leaves opposite, broadly lanceolate to elliptic, to 16 cm long and 10 cm wide, margins entire, bases rounded to cordate, stipules conspicuous, triangular, petioles to 10 cm long. Leaves and stems with fetid odor, especially when crushed. Inflorescence showy, elongate, many-branched, leafy, to 50 cm long. Flowers pedunculate, corolla tubular, 5 lobed, pinkish to pale lilac with a purple throat, outer surface pubescent. Fruit a laterally compressed, orange to yellow, papery capsule, to 1.1 cm in diameter. Seeds 2, black, winged, elliptic to broadly ovate.

Habitat

Pine rockland, rockland hammock, mesic hammock.

Comments

Vouchered only in Miami-Dade County.

Control Methods

• Manual: NA
• Chemical: Foliar (3%-5% glyphosate), basal bark (10% triclopyr ester). Within 2-4 weeks re-treat the area with basal applications of 10% triclopyr ester. This second treatment can be time-consuming because many underground runners sprout. The area should continue to be monitored (IFAS).
• Biological: NA

Control Notes

NA

References

Langeland, K.A., H.M. Cherry, C.M. McCormick, K.C. Burks. 2008. Identification and Biology of Non-Native Plants in Florida's Natural Areas-Second Edition. IFAS Publication SP 257. University of Florida, Gainesville, Florida.

Langeland, K.A., J.A. Ferrell, B. Sellers, G.E. MacDonald, and R.K. Stocker. 2011. Integrated management of non-native plants in natural areas of Florida. EDIS publication SP 242. University of Florida, Gainesville, Florida.