28 THE TASMANIAN Fl OKA. 



3. BORONIA. 



Calyx deeply 4-lobed. Petals 4, spreading. Stamens 8. Anthers either all 

 similar and perfect, or 4 imperfect. Pistil composed of 4 distinct, or nearly- 

 distinct, carpels. Ovules 2 in- each carpel, but usually only one attaining 

 maturity. Style terminal, united. Stigma entire or 4-lobed. Leaves opposite. 



Essentially an Australian genus. 



Leaves with many linear lobes. 



Lowest pair of leaflets close to stem. Filaments 



ciliate ■■ 2. B. pilosa. 



Lowest pair of leaflets distant from stem. Fila- 

 ments woolly 1. B. pinnata. 



Leaves simple, or divided once or twice in threes. 

 Flowers axillary Filaments hairy. 



Leaves seldom divided, if so with 3 small acute 



leaflets 3. B. folygalifolia. 



Leaves of 3-toothed leaflets, often a second 



time divided 4. J3. anemonifulia. 



Flowers terminal. Filaments not, or slightly hairy. 



Leaves as broad as long. Petals large ... ... h. B. rhomhoidea. 



Leaves longer than broad. Petals hardly 



exceeding sepals .. . ... ... ... ... 6. B. parviflora. 



1. B. PINNATA, Sw. A small diffuse or erect shrub of few feet in height. 

 Leaves usually with 5 to 9 linear leaflets arranged in pairs, the pairs rather 

 distant from one another, and the lowest pair some distance from the stem. 

 Flowers pink or white, rather large, numerous in the terminal axils. Sepals, 

 small, acute. Petals j-| inch long, pointed. Filaments woolly, hairy, 

 especially towards the thickened summit. 



Common in parts. Found also in New South Wales and Victoria. A very 

 variable plant. Fl. Nov. -Jan. 



Var. gunnii. Leaflets more crowded. Flowers smaller. Filaments less. 



hairy. Anthers all similar. Stigma very small. B. gunnii, Hook. 

 Var. citriodora. An alpine plant of small growth, and the leaflets often 



reduced to 3. The plant has a strong scent of lemons. B. citriodora, 



Hook. 



2. B. PILOSA, Lab. Very similar to B. pinnata, and possibly a variety only. 

 The branches are much more extensively clothed with fine hairs. Leaves similar 

 to B. pinnata, but the pairs of leaflets more crowded, and the lowest pair close 

 to the stem. Flowers smaller and fewer in the terminal axils. Filaments ciliate 

 rather than woolly. 



Very common ; also found in Victoria. Fl. Sept.-Nov. 



3. B. POLTGALIFOLIA, Sm. A spreading decumbent plant, of small dimensions, 

 growing from a thickened stock, but in some instances a small shrub attaining 



1 or even 2 feet height. Leaves variable in length, but seldom exceeding \ inch, 

 simple, lanceolate and acute, but sometimes deeply 3-lobed, or even composed of 

 3 small leaflets. Flowers axillary stalked and solitary. Sepals small. Petals 



2 or three times as long, pink or white. Filaments hairy and glandular towards 

 the top. B. hyssopifolia, Hook. 



Very common ; spreading also from Queensland along Eastern Australia to 

 South Australia. Fl. Oct.-Dec. 



4. B. ANEMONiFOLiA, A. Cunu. A shrub of 2 or 6 feet. Leaves composed either 

 of three 3-toothed leaflets, or one or all of the leaflets again divided, and all more 

 or less linear. Flowers axillary, usually 3 or .5, or even more, together on a 

 common stalk, rarely solitary. Flower and fruit similar to B. polygalifolia. 



