328 BOTANICAL GAZETTE [ NOVEMBER 
SECTION II. 
Leaves and scapes from a horizontal or ascending, often multicipital root- 
Stock ; plants not stoloniferous (except in CLass 5), but bearing numerous 
cleistogamous apetalous flowers; petals more or less bearded, purple; stigma 
small, rostrate. 
CLASS 2. Heterophyll2. Leaves on the same individual entire or variously 
lobed, from cordate-ovate to reniform in general outline ; scapes of the cleis- 
togamous flowers deflexed or ascending, not erect (except in V. Brittoniana). 
‘Plants always more or less pubescent 4. V. palmata and vars 
Plants comparatively glabrous, or at most with pubescent petiole. 
Western campestrine species. 
Leaves divided aimost to base with narrowly linear lobes ie 
V. pedatifida 
Leaves parted scarcely to the middle with rather broad lobes 
: 3. V. Bernardi : 
Eastern coastal plain species. : 
Southern ; leaves very irregularly lobed and incised. 
Plant succulent 7. V. esculenta 
Plant not succulent 8. V. insignis 
Northern ; leaves symmetrically lobed. 
Leaves large, pedately 5~7-parted to base 6. V. septemloba 
Leaves with a large median lobe and pinnately arranged 
lateral lobes 5. V. Brittoniana 
CLASS 3. Communes. Leaves on the same individual similar or nearly $0, 
rarely pubescent (except in villosa), in general outline cordate-ovate ; scapes 
of the cleistogamous flowers either erect or deflexed. 
Woodland species ;+ peduncles of the cleistogenes deflexed. 
Plants small (less than 1 high), . 
Leaves reniform-orbicular, silvery-hirsute above 15. V. ville 
Leaves deltoid-triangular, apparently glabrous above : 
16. V. Langloistt — 
Plants large (more than 14™ high). 
Leaves broadly asariform ; cleistogenes hypogaeous in fruit. 5. 
10. V7. domestica 
Leaves usually broadly cordate; cleistogenes not hypogaeous. — 
Keel-petal cuspidate; leaves hirsutulous 11. V. cuspida f 
Keel-petal not cuspidate ; leaves glabrate 9. V.communts — 
Bog-meadow species; peduncles of the cleistogenes strictly erect. 
Leaves markedly cucullate 13. V. cucullata 
* By this expression is meant all dry or merely moist shaded localities as dis: 
tinguished from open, sunny bog-meadows and partially shaded water courses. The 4 
Position of the cleistogenes in nos. 11, 14, and 16 is uncertain. : 
