CONSPECTUS OF THE ORDERS CONTAINED IN 



THE FOURTH VOLUME. 



Class L DICOTYLEDONS. 



Subclass II. MONOPETAL^. 



(Continued from Vol. III.) 



{Ovary inferior in the first three Orders, in some Ericaceae, Myrsinese, Styracaccfe, and 



Gesneriaccse, superior in the others.) 



LXIir. SxYLiDiE^. Herbs or rarely undershrubs. Leaves radical or scattered, or iu 

 whorl-likc clusters. Flowers irregular or rarely regular, the fifth lobe of the corolla usually 

 smaller or different from the other four. Stamens 2, the filaynents connate with the style 

 in a column free from the corolla (anthers sessile on the top of the style). Ovary inferior, 

 wholly or partially 2-celled. Seeds albuminous. 



LXIV. GooDENoviE^, Herbs or shrubs. Leaves alternate or radical. Flowers more 

 or less irregular. Stamens 5. Ovary inferior, at least as to the corolla, 2-celled or rarely 

 1-celled. Style with a cup-shaped or jiellate indusium tinder the stigma. Seeds albuminous. 



LXV. Campanulace.^. Herbs, usually with a milky juice. Leaves alternate. Flowers 

 irregular or regular. Corolla-lobes valvate. Stameus usually free from the corolla, as many 

 as Its lobes and alternating with them. Ovary more or less inferior, with 2 to 5 many- 

 ovulate cells. Seeds albuminous. 



LXVI. Ericackje. Shrubs. Leaves alternate. Flowers regular. Stamens usually 

 free from the corolla, twice as many as its lobes. Anthers ^-celled, opening in terminal 

 pores (except in Wittsteinia). Ovary inferior or superior, with as many cells as corollu- 

 lobes (fewer iu Wittsteinia), Seeds albuminous. 



LXVIL Epacrtdk^. Shrubs. Leaves usually alternate, rigid and striate. Flowers 

 regular. Stamens as mauy as corolla-lobes aud idteruate with them, or rarely fewer. An- 

 thers \-ceUed. Ovary superior, with 5 or fewer cells. Seeds albuminous. 



LXVllI. Plumb AGiNE^. Herbs or rarely shrubs. Leaves radical or alternate. 

 Flowers regular. Calw tuljuliu*. Stameus 5, opposite to the corolla-lobes or petals. 

 Ovary 1-celled, vjith 1 ovule suspended from a free filiform placenta; styles or style- 

 branches 5. Seeds rarely albumiuous. 



LXIX. Pr!Mulack.e. Herbs, Leaves radical or alternate, rarely whorled. Flowers 



regular. Stamens as many as corolla-lobes and oj)posite to them. Ovary 1-ccllcd, with 



peltate ovules attached to a free central placenta. Fruit usually dehiscent. Seeds albumi- 

 nous. 



LXX. Myksixe^. Trees or shrubs. Leaves alternate, usually dotted. Flowers regular. 

 Stamens as many as corolla-lobes and oi)posite to them. Ovary l-celled, with peltate ovules 

 attached to a free central placenta. Fruit succulent or hard, usually indchiscent. Seeds 

 rarely without albumen. 



LXXL Sai'OtacEvK. Treesorsbrubs, the juice often milky. Leavca alternate, llowers 

 regular. Corolla-lobes as many or twice as many as calyx -segments. Stamens as many as 

 corolla-lobes aud opposite to them, or twice as mauy. Ovary 2- or morc-celkd, with 1 



