All Floras      Advanced Search
Pakistan V. 205 Login | eFloras Home | Help
Pakistan | Family List | Pakistan V. 205 | Polygonaceae | Emex

1. Emex australis Steinh. in Ann. Sci. Nat., Sér. 2. 9: 195. 1838; R.A.Grahm, l.c. 3; Siddiqi, l.c. 129; Bhopal & Chaudhri, l.c. 98.

A diffusely branched, up to 35 cm tall, glabrous annual herb, usually branched from the base. Leaves petiolate, petiole 1.5-4 cm long; blade ovate to ovate-lanceolate, 2-4.5 x 1-3 cm, obtuse or somewhat acute, entire; ochrea lacerate. Male flowers axillary or in terminal clusters or in short spikes, sessile. Female flowers in axillary clusters, sessile and in short leafless spikes. Fruit enclosed in 11-12 mm long perianth segments, the 3 outer segments ending into 1-2 mm long spine, each centrarlly ribbed and foveolate on either side with 2 grooves one above the other, basally with 6 spine-like points; inner segments erect, lanceolate.

Fl. Per.: April-June.

Type: South Africa, Cape of Good Hope (Collector and locality uncertain).

Distribution: Native of South Africa. Introduced into New Zealand, Australia and U.S.A. In Pakistan also probably an introduction.


Related Objects  

Flora of North America  
  • Distribution Map
  • Map

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |