Eucalyptus] LI. MYRTACE.E 327 



A. Anthers globose or broader than long, opening by pores or slits. 



1. E. Leucoxylon, F. Muell. Iron Bark i White Gum, South Australia ; 

 Benth. Fl. Austral, iii. 209. 



L. falcate-lanceolate, rarely ovate-lanceolate. Umbels mostly 3-fld., pedicels 

 longer than calyx, tube at mouth \ in. wide. Filaments yellow, rarely pink, 

 outer stamens long, sterile, anthers minute, truncate, opening by terminal pores 

 or short slits, stigma broad, operculum conical equal to calyx. Ft. nearly hemi- 

 spherical, \ in. diam. 



South Queensland, New South Wales. Victoria, South Australia. Cult. Abbottabad. 

 Changa Manga, Lueknow. 2. E. obliqua, L'Her. : Brandis F. Fl. 231. Stringy Baric 

 (Messmate tree, Victoria). Constitutes vast forests in Victoria, South Australia and 

 Tasmania, ascending to 4,000 ft. Cult. Nilgiris. A lofty tree, attaining 300 ft., 1. very 

 oblique, falcate, sec n. slender but distinct, oblique. Umbels 5-9-fld., calyx turbinate, 

 narrowed into short pedicel, J in. wide at mouth, operculum hemispherical, at times 

 pointed. Anthers reniform, opening by terminal continent slits. 3. E. pilularis, Sm. 

 Black butt. South Queensland to Victoria. Cult. Nilgiris. Attains 300 ft., branchlets 

 angular, 1. lanceolate, sec. n. ver\- slender. Umbels 6-20-fkl.. peduncles angular or com- 

 pressed, calyx narrowed into a short pedicel. £ in. wide at mouth, anthers reniform. 

 Fr. almost hemispherical, J in. diam. E. aemeiioides, Sehauer, Queensland and New 

 South Wales, very similar, possibly not distinct. 



4. E. marginata, Smith. Jarrah. West Australia. A largo tree, attaining 150 ft., 

 timber very durable. 1. lanceolate, usually falcate, sec. n. slender, but distinct, umbels 

 4-12-fld., calyx turbinate, narrowed into pedicel, mouth }■ in. wide, operculum elongate 

 conical, twice the length of calyx, anthers reniform. Fr. ovoid. A in. diam., contracted 

 at the mouth. 



5. E. amygdalina, Labill. Giant Eucalypt. > Wangara, Gippsland). Benth. 

 Fl. Austral, iii. 202. 



A gigantic tree, attaining 420 ft.. 1. now and then opposite, lanceolate or 

 linear-lanceolate, sec. n. generally inconspicuous. Umbels 4— 8-fld. Calyx 

 J— \ in. wide at mouth, operculum hemispherical, shorter than calyx, anthers 

 small, round. Fr. nearly hemispherical. \-\ in. diam. 



New South "Wales. Victoria and Tasmania. Cult. Nilgiris, with narrow linear alter- 

 nate ami (under tie' name of Red (Sum | with lanceolate opposite 1. 



B. Anthers oblong or ovate, longer than broad, opening by longitudinal slits. 



(a) Calyx-tube not produced beyond ovary, upper portion of ovary conical, 

 free. 



li. E. rostrata. Schlecht. ; Benth. Fl. Austr. iii. 240. Red Gum. 



A Large tree, heartwood dark red. exceedingly hard and durable. Leaves 



lanceolate, falcate, sec. n. faint. I'lnbcls 1 1 l-lld. Calyx at mouth J-, 1 , in. 

 wide, operculum hemispherical with a shorter or longer point. Stamens not 

 inflected, upper part of ovary with large resin cavities. Fr. nearly globose, 

 \ in. diam., valves 1 rarely 5, long exserted. 



Alone; river banks and in alluvial valleys in many parts of the Australian continent, 

 n.'i inxosmania. Cult. Poona, Calcutta, Oudh. 7. E. tereticornis, Sm. Queensland, New 

 South Wales, Victoria. < ult. Abbottabad, Luc know, Ehasi hills. A tree, not generally 



exi ling ton ft. i.. falcate, lanceolafi', or ovate-lai ilate, sec. n. and intramarginal 



veins slender but distinct, calyx al mouth I- j in. diam. Operculum much longer than 

 calyx, elongate-conical. Ovary and fr. like 6. 



(b) Calyx-tube produced beyond ovary. 



ii. Fl. large or middle-sized, .'. in. or more aer< SS mouth of calyx. 



S. E. globulus, Labill.; Brandis F. Fl. 231. Blue Gum. 



A lofty tree, attaining 300 ft., highly aromatic, young shoots aud foliage 



glaucous-grey, 1. tlder trees linear-lanceolate, falcate, blade 6 -9, petiole I 2 



in. long. Fl. large, calyx covered with a liluisli-wliite bloom, broadly tur- 

 binate, wartv : i ii. I ribbed, mouth J 1 in. diam. Operculum shorter than calyx 



