Eucalyptus] LI. MYRTACE.E 327 



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



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

 Benth. M. Austral, iii. 209. 



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

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

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

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

 spherical, I in. diam. 



South Queensland, New South Wales, Victoria, South Austx-alia. Cult. Abbottabad, 

 Changa Manga, Liicknow. 2. E. obliqua, L'Her. ; Brandis F. El. 281. String?/ Bark 

 (Messmate tree, Victoria). Constitutes vast forests in Victoria, Soutb 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, oiDercuhnn hemispherical, at times 

 pointed. Anthers reniform, opening by terminal confluent slits. 3. E. pilularis, Sni. 

 Black hiitt. South Queensland to Victoria. Cult. Nilgiris. Attains 300 ft., bi-anchlets 

 angular, 1. lanceolate, sec. n. very slender. Umbels 6-20-ild., peduncles angular or com- 

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

 Fr. almost hemispherical, J in. diam. E. acmenoldes, Schaner, Queensland and New 

 South Wales, very similar, possibly not distinct. 



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

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

 4-12-M., calyx turbinate, narrowed into pedicel, mouth f, in. wide, operculum elongate 

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

 at the mouth. 



5. E. amygdalina, Labill. Giant Eucalypt. {Wangara, Grippsland). Benth. 

 M. Austral, iii. 202. 



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



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



i-i in. wide at mouth, operculum hemispherical, shorter than calyx, anthers 



small, round. I^r. nearly hemispherical, ^-J in. diam. 



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

 nate and (under the name of Red Cxum) 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. 



6. E. rostrata. Schlecht. ; Benth. FL Austr. iii. 240. Heel Gum. 



A large tree, heart wood dark red, exceedingly hard and durable. Leaves 

 lanceolate, falcate, sec. n. faint. Umbels 4"14-fld. Calyx at mouth ^-^ in. 

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

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

 \ in. diam., valves 4 rarely 5, long exserted. 



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

 not in Tasmania. Cult. Poona, Calcu.tta, Oudh. 7. E. teretxcomis, Sm. Queensland, New 

 South Wales, Victoria. Cult. Abbottabad, Lucknow^, Khasi hills. A tree, not generally 

 exceeding 100 ft. L. falcate, lanceolate, or ovate-lanceolate, sec. n. and intramarginal 

 veins slender but distinct, calyx at mouth J-J in. diam. Operculum much longer than 

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



(b) Calyx-tube produced beyond ovary. 



tt. FL large or middle-sized, | in. or more across mouth of calyx. 



8. E. globulus, Labill. ; Brandis F. M. 231. Blue Gum, 

 A lofty tree, attainiug 300 ft., highly aromatic, young shoots and foliage 

 glaucous-grey, 1. on older trees linear-lanceolate, falcate, blade 6-9, petiole 1-2 

 in. long. FL large, calyx covered with a bluish- white bloom, broadly tur- 

 binate, warty and ribbed, mouth f-1 in. diam. Operculum shorter than calyx- 



