Vol. in ] 



APPENDIX 



[Vol. 2: p. 139. J la. Camelina micro- 



carpa Andr/,. Small-fruited False- flax. 



(Fig- 1753a.) 



Camelina microcarpa .\ndrz. ; DC. Syst. 2: 517. 1S21 . 

 Camelina sylreslris Wallr. Sched. Crit. 347. 1822. 



Stem pubescent, at least below, simple or 

 with few elongated branches. leaves lanceo- 

 late, sessile, auricled, or the lower narrowed at 

 the base; Jriii/iug' racemes much elongated, often 

 1° long or more; pedicels relatively somewhat 

 shorter than those of C s<i//:tr ; pod .■mia/ler, 

 iiilher more Jfa//eiied^ 2"-3" long, strongly 

 margined. 



In waste places, Rhode Island to West Virginia, 

 Id.il'o. British Columbia and Kansas. Naturalized 

 or advenlive from Europe. May-Julj'. 



[Vol. 2: p. 154.] 37a. CONRINGIA Link, Eimin. 2; 172. 1822. 

 An erect glabrous annual herb, with elliptic or ovate entire leaves, sessile and cordate at 

 the base, and middle sized yellowish white flowers in terminal racemes. Sepals and petals 

 narrow. Style 2-lobed or entire. Siliqucs elongated-linear, angled, the valves firm, 1-3- 

 nervcd. Seeds in i row in each cell, oblong, marginless; cotyledons incumbent. [In honor of 

 Hermann Conring, 1606-1681, Professor at Ilelrastiidt.] 



I. Conringia orientalis (L. ) Du- 



mort. Hare's-ear, Treacle Mustard. 

 (Fig. 1790a.) 



Brassica orienlalis L. Sp. PI. 666. 1753- 

 K. per/olial II in CranV/., Stirp. Aust. i- 27. 1762, 

 Urassica perfoliala Lam. Encycl. i: 748. 1783. 

 Erysimum orientale R. Br. Hort. Kew. Ed. 2, 4: 



117. 1812. 

 Conringia perfoliala Link, Enum. 2: 172. 1822. 

 C. orienlalis Dumort. Fl. Belff. 123, 1S27. 



Stem usually erect, simple, or somewhat 

 branched, i°-3° high. Leaves light green, 

 obtuse at the apex, I's' long, ^,,'-2' wide, 

 the upper smaller; racemes at first short, 

 much elongating in fruit; pedicels slender, 

 ascending, \"-%" long; pctalsabout y^' long; 

 nearly twice as long as the sepals; pods 3'-5' 

 long, about \" wide, 4-angled, spreading. 



In waste places, Michigan and Minnesota to 

 the Northwest Territory, and on the Atlantic 

 Coast from New Brunswick to Pennsylvania. 

 Recently become a bad weed in the Northwest. 



[Vol. 2: p. 216.] 23a. Potentilla pu- ^M..Mi f^""'' ^' 



mila Poir. Dwarf Five-finger. 

 (Fig. 1935a.) 



p. pumila Poir. in Lam. Enc. Meth. 5:594. 1804. 

 Potentilla Canadensis \-a.T. pumila T. & G. Fl. N. 



A. 1:443. 1840. 



I,ow perennial herb, seldom more than a few 

 inches high; flowering stems at first very short 

 and upright; later in the season producing seme 

 i'lcudcr prostrate runners', -j^-hole plant densely 

 silky strlgose : basal leaves digitately sfoliolate, 

 on slender petioles; stem-leaves few and often 

 onlyj-foliolate; leaflets obovate, sharply serrate, 



