284 CRUCIFERAE 
and a flower stalk, the leaflets broad-ovate, with coarse teeth. Root 
leaves with the single 3-part division. Flowers white. Woods and 
meadows. May. 
3. D. maxima, Nutt. Larce Toornworr. Similar to No. 2, but 
larger. Leaves generally.3 but there may be but 2, or there may be as 
many as 7, each with 3 leaflets, the leaflets distinctly stalked. Flowers 
purple. 
4, D. incisifolia, Eames. CuT-LEAVED TootHwort. Stem leaves 2, 
usually opposite. The 3 leaf divisions are without stalks. In other 
respects the plant resembles No. 3. Sherman, Conn. 
5. D. heterophylla, Nutt. Stenper TootHwort, Plant 10 to 14 in. 
high, stem slender and stem leaves, of which there are 2, of 3 quite 
narrow lance-shaped leaflets, remotely notched. The leaf from the root 
has a long slender leaf-stalk and the leaflets are broad-ovate. Woods 
in the southern part of our region. April-May. 
zo. ALLIARIA, Adams 
Branching herb with broad heart-shaped or rounded leaves with the 
margins cut by deep and broad notches; flowers in a long cluster; seed 
pods cylindric or nearly so. 
A. officinalis, Andrz. Hepcrk Garuic. (A. Alliaria, (L.) Britton.) 
Erect branching plant 1 to 3 ft. high. Smooth or with few soft hairs; 
leaves broad, 2 to 7 in. wide, with conspicuous notches in the margin. 
Flowers white. May-June. 
21. CARDAMINE, L. 
Herbs, usually smooth, stems mostly unbranched, Leaves compound 
(pinnate) or simple. Flowers white or purplish-white, the petals each 
with a claw at the throat. Pods long and slender, flattened, with the 
seeds in a single row in each valve. 
Leaves pinnately compound (feather-iormed). 
Leaflets of lower leaves generally as broad as long. 
Plant not hairy. 
Flowers from 4 to # in, broad . . . . - C. pratensis 
Flowers ve to 1/4 in. Bisa eH Beery x pennsylvanica 
Plant hairy Sia eos Aco - C. hirsuta 
Leaflets of lower leaves “generally narrow. 
Leaflets usually more than 3 ese in addition to the terminal one 
arenicola 
Leaflets usually not exceeding 3 pairs but ‘more than one. 
Seed pods nearly parallel with stem . .. . . parviflora 
Seed pods decidedly spreading . . . . . . . C. flexuosa 
Leaves not compound, but often conspiiaiiely lobed. 
lants tufted, 2 to 5 in. high . J teeeeels sce) tee.) eke Pes icone pg RM 
Plants usually 6 to 15 in. high. 
Plants weak, rooting at the joints . . . « « « C. vrotundifoha 
Plants erect. 
Blowers) :purple: sey ie \ten ae) teste er 0! eno: Sar Game 
Flowers white... « “6 #0 sits «©! « «« 4%) Goamowiooe 
1. C. pratensis, L. (Fig. 1, pl. 56.) Mrapow Bitter Cress. All 
the leaves pinnately compound (feather-formed), the lower ones on a 
somewhat long leaf-stalk, the leaflets orbicular or broadly angular, The 
upper leaves on shorter foot-stalks, the leaflets narrow, in about half 
a dozen pairs. Flowers in a terminal cluster, white or purple, 1/2 to 3/4 
in. broad. Wet meadows and swamps. April-May. 
