ERICALES 457 
Calyx and corolla each of 4 lobes, the latter dry, membrane- 
ous. Stamens 4. Styles 2, one short, one longer and 
feathery . . . . Onver VII. PLANTAGINALES 
2. Ovary INFERIOR 
(The calyx and corolla are inserted above the ovary and are at- 
tached to it.) 
Stamens as many as the corolla lobes and free from each 
other, not forming a tube about the pistils 
eee uate is se a eS ORDER SV LIE RUBRATLES 
Stamens fewer than the lobes of the corolla 
ces «9 4. io ORDER EX. - VALERIANATES 
Stamens at their summit united or leaning toward each other 
nearly in union . . . . ORDER X. CAMPANULALES 
Order I—ERICALES. Order of the Heaths 
Herbs, shrubs and trees. Corolla with petals united except in a 
few instances. Stamens as many as the lobes of the corolla and 
alternate with them, or twice as many, free from the corolla or 
nearly so, and not forming a tube about the pistils except in Fam. 
Diapensiaceae. Ovary superior to the calyx and corolla to which 
these are not attached. 
Stamens free from the corolla. 
Shrubs, the ovary 3-celled, the leaves not persistent, the petals 
divided so nearly to the base as to be practically poly- 
petalous . . . . . . . . ... CLETHRACEAE 
Perennial herbs, mostly evergreen, ovary 4- or 5-celled. Sta- 
mens twice as many as the slightly united petals 
PYROLACEAE 
Herbaceous plants, growing from the roots of other plants and 
without green leaves, petals more or less separate 
‘Jenn Sey oe WS, Baier Samer MONOTROPACEAE 
Ovary superior; shrubs, often with evergreen leaves; sta- 
mens usually twice as many as the corolla lobes; ovary 
eo to o-colled, Se 39's Ss ies 8 eS t - ERICACEAE 
