Vol. Ill] APPENDIX 



[Vol. 2: p. 139.] ia. Camelina micro- 



carpa Andrz. Small-fruited False- flax. 



(Fig. 1753a.) 



Camelina microcarpa Andrz.; DC. Syst. 2: 517. 1821. 

 Camelina sylvestris 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; fruiting racemes much elongated, often 

 i long or more; pedicels relatively somewhat 

 shorter than those of C. sativa ; pod smaller, 

 rather more flattened, i"-}," long, strongly 

 margined. 



In waste places, Rhode Island to West Virginia, 

 Idaho, British Columbia and Kansas. Naturalized 

 or adventive from Europe. May-July. 



r 



[Vol. 2: p. 154.] 37a. CONRINGIA Link, Enum. 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. Siliques elongated-linear, angled, the valves firm, 1-3- 

 nerved. Seeds in 1 row in each cell, oblong, marginless; cotyledons incumbent. [In honor of 

 Hermann Conring, i6o6-i6Sr, Professor at Helmstadt.] 



i. Conringia orientalis (L,. ) Du- 



mort. Hare's-ear, Treacle Mustard. 



(Fig. 1790a.) 



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

 E. perfoliatum Crantz, Stirp. Aust. 1: 27. 1762. 

 Brassica perfoiiala Lam. Encyel. 1: 748. 1783. 

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



117. 1812. 

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

 C. orientalis Dumort. Fl. Belg. 123. 1827. 



Stem usually erect, simple, or somewhat 

 branched, i-3 high. Leaves light green, 

 obtuse at the apex, 2 / -5 / long, } i / -2 / wide, 

 the upper smaller; racemes at first short, 

 much elongating in fruit; pedicels slender, 

 ascending, 4 // -8 // long; petals about y z f 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- 



mila Poir. Dwarf Five-finger. 



(Fig. 1935a.) 



P. Pumila Poir. in Lam. Enc. Meth. 5: 594. 1804. 

 Potentilla Canadensis var. pumila T. & G. Fl. N. 



A. 1:443. iS+- 



Low perennial herb, seldom more than a few 

 inches high; flowering stems at first very short 

 and upright; later in the season producing some 

 slender prostrate runners; -whole plant densely 

 silky sfrigose : basal leaves digitately 5-foliolate, 

 on slender petioles; stem-leaves few and often 

 only3-foliolate; leaflets obovate, sharply serrate, 



