104 THE TLOEA OF THE NORTHERN TERRITORY. 



Styles shortly linear. Fruit obovoid or pear-shaped. Stamens 30 to 50 

 covering the whole disc. — 3. G. ramulosus. 



Carpels from above 20 to 50, separating at their maturity and opening on 

 the inner edge only. Flowers in spikes or racemes. — 1. G. cotinifolius. 



1. G. cotinifolius, Desf. {Codonocarpus cotinifolius, F. v. M.). — 8 miles 

 N.E. of Meyer's Hill, Macdonnell Ranges, G. F. Hill (No. 211), 30/5/1911. 



In the interior, lat. 20 degrees, M'Douall Stuart's Expedition. 



2. G. Cyclotheca, Benth.—ld miles N. of Camp IV., G. F. Hill (No. 397), 

 29/6/1911. 



Sturt's Creek, near Mount Mueller, F. v. Mueller ; between Bonney River 

 and Mount Morphett, M'Douall Stuart's Expedition. 



3. G. ramulosus, Desf. — Bay of Rest, N.W. Coast, A. Cunningham ; 

 Fincke River, M'Douall Stuart's Expedition. 



Didymotheca cupressiformis, Walt, (in National Herbarium Census), and 

 Didymotheca Tepperi, F. v. M. (in Eng., Bot. Jahrb., 1906). Recorded from 

 North Australia. 



NYCTAGINACE.a:. 



Herbs with small flowers. Upper portion of the perianth deciduous. 



Stamens 1 to 4. Embryo folded. — 1. Boerhaavia. 



Trees, shrubs, or woody climbers. Limb of the perianth persistent on the 

 fruit. Stamens usually 6 to 8. Embryo straight, cotyledons convoute. — 

 2. Pisonia. 



1. BOERHAAVIA, Vaill. 1737. 



{Lenckenbergia, Schauer ; Lindernia and Tinantia, Mart., and Gal.). . 



1. B. diffusa, Linn. (B. repens, Linn).. — Five-mile Bar, Roper River, 

 G. F. Hill (No. 721), 19/1/1912. 



Finke River, near Hermansburg, G. F. Hill (No. 75), 11/3/1911. 



About 30 miles N.W. of Twitohera Gap, Macdonnell Ranges, G. F. Hill 

 (No. 163), 10/5/1911. 



Cullen Creek, and Eleven Mile Creek, near Katharine, Gilruth and Spencer, 

 July -August, 1911. 



Victoria River, F. v. Mueller ; Islands of the Gulf of Carpentaria, R. Brown, 

 Henne ; Adams Bay, Hulls ; Port Essington, Armstrong ; Port Darwin, 

 Schultz. 



Hogweed. May be used as an expectorant in cases of asthma. 



B. elegans, Chois. ; B. plantaginea, Cav. ; Recorded in National Herbarium 

 Census from North Australia. 



2. PISONIA, Linn. 



1. P. inermis, Forst. — Islands of the Gulf of Carpentaria, R. Brown. 



F. aculeata, Linn. Recorded in National Herbarium Census from North 

 Austraha. 



AIZOACE.ffi]. 

 (FICOIDEZE). 



Tribe I. Calyx free, but with a distinct tube bearing the stamens. Petals 

 none. 



Capsule opening in valves. — 4. Aizoon. 



