80 NORTH AMERICAN FLORA [V01.UME 22 



long ; staminodia nearly filiform, 12-15 mm. long, 3-5 in each set, united only at the base ; 

 capsule ovoid, about 1.5 cm. long, 4-valved. 



Type locality : North America, in the Cherokee Country (probably in North Carolina) . 

 Distribution : Virginia to Missouri, Louisiana and Florida. 

 " AJSTRATION : Britt. & Brown, 111. Fl./. 1853, 



11. Parnassia floridana Rydb. sp. nov. 



Rootstock horizontal. Petioles of the basal leaves 2-10 cm. long ; blades thick, cordate- 

 ovate, 2-5 cm, long, 1,5-4 cm. wide; scape about 3 dm, high; bract cordate, clasping, in- 

 serted below the middle of the scape ; sepals linear-oblong, faintly 5-veined ; petals broadly 

 oval, about 15 mm. long, prominently and rather irregularly veined with more than 10 

 principal veins ;. filaments subulate, 5-7 mm. long; staminodia filiform, 12-15 mm. long, 

 united only at the base, usually 3 in each set ; anthers broadly ellipsoid, obtuse, slightly 

 pver 2 mm. long, 



Appalachicola, Florida {Chapman). 



-^n-i 



H '* 



— ^ .r^ 



.12. Parnassia caroliniana Michx. FL Bor. Am. 1 : 184. 180p. 



Parnama americana MuEi , Cat. 32. 1813. ' " ' '^^~...,-^,_. .- - — ^ 



Parnassia ovata Muhl. Catted. 2. 32. 1818. Not P. ovata Ledeb. 1813. 



Parnassia ovata ^elyisU'DQ. Prodr. 1 : 320. 1824. 



Parnassia roiundifo'lia ^'Ro.i . Aut. Bot. 41. 1840, 



ParnUssia glauca 'Ra.f.'loc. cit. 42. 1840. 



Parnassia repanda Raf . loc. cit. 1840. 



Rootstock very short, erect. Petioles of basal leaves 1-10 cm, long ; blades ovate, 

 broadly oval or nearly orbicular, sometimes subcordate at the base, rather thick and firm, 

 paler beneath than above, 7-9-veined, 1.5-6 cm. long, 1-5 cm. wide; bract ovate, sessile, 

 borne on the lower part of the scape ; sepals elliptic, obtuse, 4-5 mm. long, 3-veined ; petals 

 broadly oval to elliptic-ovate, with about 9 strong veins, 10-18 mm, long ; filaments subu- 

 late, 5-6 mm. long ; anthers ovate, 2 mm. long ; staminodia subulate, 3 (rarely 4—5) in each 

 set, only slightly united below, a little shorter than the stamens ; capsule ovoid, 4-valved, 



8-10 mm. long. 



Type locality : Carolina. 



Distribution : New Brunswick to Manitoba, South Dakota, Illinois, Virginia and Carolina (?). 

 Illustrations : Bot. Mag. pi. 1459 ; Torr. Fl. N. Y. pi. 11 ; Maund, Bot. Gard. pi. 550 ; Gray, 

 Gen. 111. pi. 86; Britt. & Brown, 111. Fl./. 1852. 



13. Parnassia asarifolia Vent. Jard. Malm. pL 39. 1804. 



Parnassia nudata Raf. Aut. Bot. 41. 1840. 



Rootstock short, thick, erect. Petioles of basal leaves 5-15 cm. long ; blades reniform, 

 2-8 cm. wide, firm ; scape 2-4 dm, high ; bract reniform, clasping, inserted near the middle 

 of the scape ; sepals broadly oval, about 5 mm. long, obtuse, about 5-veined ; petals 12-18 

 mm. long, entire, contracted below into a claw, the blades broadly oval with many strong 

 veins; filaments 7-10 mm. long, subulate; anthers ovate, 2.5-3 mm. long; staminodia 

 slightly shorter than the stamens, usually 3 in each set, united only at the base ; capsule 



ovoid, acute, fully 1 cm. long, 4-valved. 



Type locality : North America. 



Distribution : In the mountains, Virginia to South Carolina and West Virginia. . 



Illustrations : Vent. Jard. Malm. loc. cit. ; Britt. & Brown, 111. Fl./. 1857. 



