THE FLORA OF THE NOKTHEEN TERRITORY. 81 



Tribe II. Ovules several, imbricate in 2 rows. Seeds usually separated 

 by thin laminae or a mealy substance. — 5. Stenocarpus. 



Tribe III. Ovules 2, collateral. Seeds separated either by a hard usually 

 woody substance or by a membrane rarely wanting. Flowers in dense cones or 

 heads. — 6. Banksia. 



1. PERSOONIA, Sm. 1798. 



{Linkia, Cav., 1797 ; Pentadadylon, Gaertn., 1805). 



1. P falcata, R. Br. — Bacon Swamp, Gilruth and Spencer, July- August,- 

 1911. 



Borroloola, G. F. Hill (No. 683), 8/11/1911. 



Recorded. Islands of the Gulf of Carpentaria, R. Brown ; M'Adam 

 Range, F. v. Mueller ; Escape Chffs, Hulse ; Victoria River, Bynoe ; Cj'^gnet 

 Bay, N.W. Coast, A. Cunningham. 



Wood hard and close-grained. 



2. GREVILLEA, R. Br. 1810. 



{Anadenia, B. Br., 1810; Fitchia, Meissn., 185.5; Lysanthe, Salish.. 

 1837 ; Manglesia, Endl., 1839 ; Molloya, Meissn., 1855 ; Platiopoda, Spach., 

 1841 ; Otychocarpa, Spach., 1841 ; Strangea, Meissn., 1855 ; Atylus, Salisb., 

 1809). 



Section I. Racemes secund, and elongated, or few- flowered. Perianth- 

 tube dilated below the middle and usually opening on the lower side, revolute 

 under the Hmb. Torus small, straight or shghtly obKque. Stigmatic disc 

 lateral. Leaves obtuse or mucronate, not pungent. 



Leaves mostly pinnate with narrow-Unear rigid segments doubly grooved 

 underneath. — 8. G. eriostachya. 



Leaves pinnate with Hnear or lanceolate segments, glabrous above, sUky 

 underneath. Perianth villous. — 3. G. chrysodendron. 



Section II. Racemes various. Perianth-tube dilated below the middle 

 and usually opening on the lower side, revolute under the hmb. Torus very 

 oblique, the gland side the shortest. Ovary villous except in a few axillary- 

 fiowered species. Stigmatic disc very oblique or lateral. — 9. G. Goodii. 



Section III. Racemes secund, usually mam-- flowered. Perianth- tube 

 more or less dilated below the middle and usually opening on the lower side, 

 revolute under the hmb. Torus oblique, the gland-side the shortest. Ovary 

 glabrous, stipitate. Species all tropical. 



Leaves undivided, ovate or lanceolate, angular or prickly-toothed. 

 Leaves petiolate or tapering at the base. 



Leaves glabrous mostly sinuate-toothed. — 2. G. angulata. 

 Leaves silky-pubescent at least when young, mostly angular. 

 Racemes axillary. Perianth bearded inside with spreading 

 or re flexed hairs. 

 Perianth shghtly dilated at the base as in G. angulata. — 21. 



G. Wickhami. 

 Perianth much dilated at the base as in G. Cunninghamii. 

 — 1. G. agrifoUa. 

 Leaves sessile, deeply cordate ■nith large stem-clasping auricles, 

 sinuate and prickly -toothed. 4. G. Cunninghamii. 



Leaves sessile, deeply and regularly pinnatifid with rigid pungent-pointed 

 lobes. — 17. G. pungens. 



