163 



the Australian Cranberry (Lissanthe sapida and 

 Astroloma humifusum), and Van Diemens Island Cur- 

 rants (various Leucopogons) among the former. 



EXPLANATION OF PLATE XLIL 



L The Primrose Tribe. — L A cluster of Common Cowslip 

 (Primula veris) flowers. — 2. A corolla opened to shew the position of 

 the stamens, with respect to the lobes of the corolla. — 3. A calyx with 

 a portion cut away to shew the ovary, style, and stigma. — 4. A stamen. 

 — 5. A pistil very much magnified ; in this figure the furrows of the 

 ovary, and the glandular hairs of the style, are distinctly seen. — 6. A 

 cross section of an ovary, with the free central placenta at a. — 7. Half 

 a seed-vessel, invested with the calyx ; a a are the teeth-like valves by 

 which it opens, and b the central free placenta covered with seeds. — 8. 

 A ripe seed, much magnified ; a the hilum. — 9. A section of the same 

 shewing the embryo lying in hard albumen ; a the hilum. 



IL The Epacris Tribe. — 1. Pink Epacris (Epacrisruscifolia). — 

 2. A flower with the scale-like bracts that cover its stalk. — 3. A corolla 

 cut open, shewing the stamens, ovary, and style. — 4. A one-celled 

 anther opening by two granular valves, a a. — 5. A pistil, with five 

 scales a, surrounding the base of the ovary. — 6. A cross section of the 

 ovary, shewing the five cells, and many- seeded placentse. — 7 A fruit 

 of Epacris (after Gaertner). — 8. A section of it shewing the placentas 

 and seeds. — 9. A seed cut in half lengthwise, shewing the embryo lying 

 in albumen, with the radicle turned to the hilum. 



M 'Z 



