THE I'LOBA OF THE NORTHERN TERRITORY. 73 



segments broader, but not longer than the outer. Tropical or Eastern sub- 

 tropical species. 



Leaves long, flat, flaccid. Flowers densely cymose in a corymbose 



panicle. — 6. H. subvirens. 

 Leaves flat, rigid, and glaucous. Flowers loosely racemose along the- 

 branches of a spreading panicle. — 3. H. ensifolium. 

 Leaves slender, terete. 

 Flowers very shortly pediceUate along the branches of a spreading 



panicle. — 5. H. parviflorum. 

 Flowers nearly sessile along a simple rachis. — 4. H. leptosta- 

 chynm. 



1. H. brevicaule, F. v. M. — Sea Flange, and dry plains towards M'Adam 

 Range, F. v. M.; Liverpool River, Gulliver. 



2. H. corymhosum, Yahl. {H. coccineum, B. Br.). — Borroloola, G. F.. 

 HiU (No. 709), 13/1/1912. 



Recorded. Islands of the Gulf of Carpentaria, R. Brown ; Henne, Gulliver ;. 

 Upper Victoria River, F. v. Mueller. 



An Australian species of Hsemodorum is poisonous according to Greshoff. 

 Principle unknown. Reported as poisonous to horses. (Ql., Ag., Jl. V., 1899 ; 

 41, pi., 118). 



3. H. ensifolium, F. v. M. — M'Adam Range, F. v. Mueller ; Port Darwin„ 

 Sohultz (No. 522). 



4. H. leptxistachyum, Benth. — Port Darwin, Schultz (No. 659). 



5. H. parviflorum, Benth. — Brunswick Bay, N.W. Coast, A. Cunning-^ 

 ham ; Port Darwin, Schultz (No. 723). 



6. H. subvirens, F. v. M. — Rocky Hills, Upper Victoria River, F. v. 

 Mueller. 



AMARYLLIDACEa;. 



Tribe I. Perianth hairy or rarely glabrous. Stigmas or stigmatic lobes 

 large, free or connate. Ovules many, in two rows in each cell. Seeds with a 

 crustaceous testa, the hilum produced into a hooked beak. Leaves horizont- 

 ally flattened, channelled or terete. Flowers in a simple spike, or raceme, or 

 solitary. 



Flowers sessUe within sheathing or imbricate bracts in a dense spike. 

 Perianth usually with a long tube. — 3. Curcuhgo. 



Flowers solitary or few in a loose pedunculate raceme. Perianth divided 

 to the ovary into spreading segments. — 4. Hypoxis. 



Tribe II Perianth glabrous. Stigmas small. Bulbous plants. Leaves 

 horizontally flat, channelled or terete. Flowers umbellate or rarely solitary on 

 leafless scapes. — 1. Crinum. 



1. CRINUM, Linn. 1737. 



(Crinopsis, Herb., 1837 ; Erigona, Salisb., 1866 ; Liriamus, Rafin, 1836 ; 

 Scandianus, Rafin., 1833 ; Taenais, Salist, 1856 ; Tanghekolli, Adans., 1763). 



Probably more or less poisonous to stock. 



Filaments not one-quarter as long as the perianth-lobes. Umbels few- 

 flowered. Ovary usually beaked. — 3. C. venosum. 



Filaments more than tvi® -thirds as long as the lobes. 



Umbels many- flowered. Ovary usually beaked. — 1. C. angustfolium. 

 Umbels 1 or 2- flowered. Ovary not beaked. — 2. C. uniflorum. 



