36 
6. crucifeejE. 
laterally, usually deeply furrowed on each side, dissepiment very 
narrow. Seeds large. Lower 1. rounded below or narrowed into 
a footstalk. Fl. large. — ji. Jlortii (Synie), radical 1. rounded 
at the base, pouch smaller ellipsoid. — Muddy sea-shores. A. V. 
Enylhk Scurvy-grass. E. S. I. 
18. Ahmora'cia. Gaertn. M. & S. 
[A. rustica'na (G. M. & S.) ; rootstalk long and thick, radical 
1. oblong crenate-serrate on long stalks, stem-1. long lanceolate 
incise-serrate or entire subsessile, pet. (white) twice as long as 
cal., pouch ovoid 4-seeded, stigma peltate. — Coch. Armoracia 
(L.). E. B. 2323. R. ii. 17.— St. 2—3 feet high. Rootstock 
cylindrical. — Waste ground, not native. P. V. Horse-radish.] 
E. S. I. 
1. A. amphih'ia (^Meyer) ; roots fibrous, 1. oblong narrowed 
at both ends serrate or pinnatifid, pet. (yellow) twice as long as 
the cal., pouch ovoid, "stigma capitate.'' — jVasturtium B.. Br. 
E. B. 1840. Radicula lancifolia (Moench). — St. 2 — 3 feet high. 
Submersed 1. deeply pinnatifid. Ped. usually deflexed. — 
[UC. divided iV. amphibivm into a. indivifinn having all the 1. nearly entire 
or serrate, and ^. lariijolium having some of the 1. serrate, some pinnatifid, 
others naultitid with capillary segments.) Watery places. P. VI.— 
VIII. E. S.? I. 
Tribe V. Camelinece. 
19. Cameli'na Crantz. Gold-of-pleasure. 
[C. sativa (Crantz) ; pouches obovate inflated. — E. B. 1254. — 
a ; pouches flaccid truncate. — /3 ; pouches rounded at the end 
brittle. — In fields of flax and corn, introduced, but not 
naturalized.] 
Suborder III. Angustiseptce. Tribe VI. Thlaspidece. 
20. Thlas'pi Linn, em., DC. Penny Cress. 
1. T. arven'se (L.) ; fruitbearing raceme elongate, 7)o»r/i oi hi- 
cnlar with a broad dorsal wing, seeds concentrically rugose and 
striate 5 — 6 in each cell, stem-1. oblong sagittate toothed. — 
E. B. 1659. R. ii. 5.— Pouch very large {h-i in.), stigma sub- 
sessile. St. often a foot high.— Fields and" roadsides. A. V.— 
VII. Penny Cre.<i$. E. S. I. 
