178 THE FLORA OF THE NORTHERN TBRRITOEY. 



1. CORCHORUS, Linn. 



Annuals (or biennials), glabrous or loosely pubescent. 



Capsule globular or ovoid, very obtuse. — 2. C. echinatus. 



Capsule (I to |-in. long) rather thick, angular or winged. — 1. C. 



acutangulus. 

 Capsule linear, not \Adnged. 



Capsule I to 2 in. Lower pair of serratures of the leaves ending in 

 fine setae. Stamens numerous. 

 Caspule 5-celled, the transverse partitions conspicuous. — 5. C. 



olitorius. 

 Capsule 3 or 4-celIed, without transverse partitions. — 9. C. tri- 

 dens. 

 Capsule under J-in., 2 or 3-celled. Leaves without setae. Flowers 

 very small. Stamens few. Pubescent plants. 

 Capsule 3-celled, erect or spreading, 3-toothed at the top. — 



3. C. fascioularis. 

 Capsule 2-celled, reflexed, very hirsute, rather acute. — 6. C. 

 Pumiho. 

 Undershrubs or shrubs more or less tomentose or hirsute. 



Fruiting pfedioels recurved. Capsule linear, curved or twisted, 

 more or less torulose, 2 or 3-celled. 



Low diffuse shrubs or undershrubs. Capsule few-seeded. 

 Sepals under 2 lines. Stamens about 10. 

 Capsule 3 or 4 lines long, very hispid, slightly curved. — 6. C. 



Pumilio. 

 Sepals under 2 lines. Stamens about 20. 

 Capsule elongated, much twisted, torulose, glabrous. — 10. C. 

 vermicularis. 

 Erect shrubs. Capsule tomentose, elongated, many-seeded. 



Tomentum scabrous or almost villous. Sepals 2 or 3 lines.. 



Petals narrow. — 8. C. sidoides. 

 Tomentum soft, close and hoary. Sepals 4 lines or more. 

 Petals broad. 



Leaves 2 to 4 in. — 4. C. leptocarpus. 

 Leaves about 1 in. — 7. C. sericeus. 

 Caspule erect, straight, not twice as long as the calyx, 5-celled. — 

 11. C. Walcottii. 



1. C. acutangulus, Lam. — ^Upper Victoria River, F. v. Mueller. 



2. C. echinatus, Benth. — Hooker's and Sturt's Creeks, sources of the 

 Victoria River, P. v. Mueller. 



3. C. fascicularis. Lam. — Victoria River, Sturt's and Hooker's Creeks, 

 F. V. Mueller ; Arnhem's Bay, R. Brown. 



4. G. leptocarpus, A. Cunn. — Water Island, N.W. Coast, A. Cunningham. 



5. G. olitorius, Linn. — Van Diemen's Gulf, A. Cunningham. 



6. G. Pumilio, R. Br. — Islands of the Gulf of Carpentaria, R. Brown ; 

 Upper Victoria River, F. v. Mueller. 



7. G. sericeus, Ewart and Davies (Plate XVIII. ). — Leaves alternate about 

 1 in. long, ovate-lanceolate, thick and velvety, with a dense stellate tomentum, 

 .5-nerved at the base, on petioles of about 4 lines. Flowers clustered in the 

 axils, peduncle of about 5 lines. Pedicels about IJ to 2 lines. Sepals long and 



