262 THE FLORA OF THE NORTHERN TERRITORY. 



5. TRICHOSA]SrTHES, Linn., 1737. 



(Eopepon, Naud., 1866 ; Involucraria, Ser., 1825 ; Platygonia, Naud. 

 1866.) 



1. T. cucumerina, Linn. — Sandstone Ranges, near Borroloola, G. F. 

 Hill (792), 25/2/1912. 



Recorded. Victoria River, P. v. MueUer ; bare rocky hills, Nichol Bay, 

 Gregory's Expedition. 



An emetic and a drastic purgative. 



T. Holtzei, F. v. M.; T. Muelleri, Cogn. ; Momordica Charantia, L. — 

 Recorded from North Australia in National Herbarium Census. 



CAMPANULACEffi. 



Corolla usually irregular. Anthers united in a ring round the style. 

 Ovary 2-celled (Lobeliece). 



CoroUa-tube slit open to the base, the limb very irregular, 2-lipped. — 



2. Lobelia. 

 CoroUa-tube entire or very shortly slit, the limb spreading, nearly 

 regular or oblique. — 3. Isotoma. 

 Corolla regular, campanulate. Anthers free. Ovary 3- to 5-celled. — 

 1. WahTenbergia. 



1. WAHLENBERGIA, Schrad., 1814. 



(Aikinia, Salisb., 1830 ; Cervicina, Delile., 1813 ; Edraianthus, A. DC, 

 1839 ; Hedraeanthus, Griseb.. 1844 ; Schultesia, Roth., 1827 ; Streleskia, 

 Hook., 1847 ; Valvinterlobus, Dulac, 1867.) 



1. W. gracilis, A. DC. — Hugh River, Macdonnell Ranges, G. F. Hill 

 (150), 6/5/1911 ; Lower MacArthur River, G. F. Hill (677), 8/11/1911. 



Recorded. Victoria River, F. v. Mueller ; Port Essington, Armstrong. 

 Native Bluebell. Austral Bluebell. 



2. LOBELIA, Plum., 1737. 



(Dobrowskya, PresL, 1836 ; Dortmanna, Linn., 1735 ; Grammatotheca, 

 PresL, 1836 ; Holostigma, G. Don., 1834 ; Holostigmateia, Reichb., 1841 ; 

 Isolobus, A. DC, 1839 ; Juohia, Neck., 1790 ; Mecoschistum, Dulac, 1867 ; 

 Mezleria, PresL, 1836 ; Monopsis, Salisb., 1817 ; Parastranthus, G. Don., 

 1834 ; Pratia, G. Don., 1834 ; Rapuntium, Tourn., 1768 ; Rhynchopetalum, 

 Fresen., 1838 ; Stooria, Neck., 1790.) 



Flowers hermaphrodite (anthers, stigma, and ovules all perfect). 

 Leaves sessile, linear or linear-lanceolate. — 3. L. stenophylla. 

 Leaves sessile, ovate or orbicular, prominently toothed.^ — 2. L. 

 quadrangularis . 

 Flowers more or less dioecious, the males with an entire stigma and very 

 short ovary with abortiv.e ovules ; females with rudimentary stamens or 

 abortive anthers. — 1. L. dioica. 



1. L. dioica, R. Br. — Gulf of Carpentaria, opposite Groote Island, R. 

 Brown ; Roper River and near Macadam Range, F. v. Mueller. 



2. L. quadrangularis, R. Br. (L. humistrata, F. v. M.). — Banks of brooks 

 and streams, Victoria and Fitzmaurice Rivers, P. v. Mueller. 



3. L. stenophylla, Benth. — Roper River, Gilruth and Spencer, July- 

 Augu,st, 1911. 



Recorded. Port Essington, Armstrong. 



