322 ROSACEAE 
Avens. Erect, 1 to 3 ft. high, bristly hairy. Stem simple, branched above. 
Leaflets of basal leaves numerous, the terminal one very large and heart- 
shaped at base with several lobes at margin. Lateral leaflets quite small. 
Flowers yellow, petals exceeding the reflexed sepals. Receptacle nearly 
naked. Low grounds. New England, New York and northward, May- 
July. 
9. G. strictum, Ait. (Fig. 2, pl. 68.) Yerrow Avens. Erect, 3 to 
5 ft. high. Somewhat hairy. Leaflets of root leaves 5 to 7; terminal one 
generally of 3 to 5 lobes, Flowers yellow; receptacle covered with soft 
hairs. Low grounds, Maine to Penna. June-Aug. 
14. DRYAS, L. 
Low matted plant, found on the White Mountains by Prof. Peck. 
Flowers white, rather large, solitary with 8 or 9 petals and many stamens 
and seed heads, which have plumose tails. 
D. integrifolia, Vahl. (Fig. 4, pl. 68.) EZNTIRE-LEAveD Dryas, Sum- 
mit of White Mountains. 
15. FILIPENDULA, (Tourn.) Hill. (Ulmaria, Hill) 
Perennial herbs with compound feather-parted (pinnate) leaves and 
with flowers in loose inverted pyramidal clusters. Petals 5; calyx 5-lobed; 
stamens numerous; pistils 5 to 15; ovary with 2 ovules. 
Leaflets hand-shaped . F. rubra 
Leaflets on each side of the leaf stem, not lobed ‘except the terminal one 
ake one . - . &. Ulmaria 
1. F.-tubra, Hill. Guin pv wae Pa Herb, 2 to 8 ft. high, 
smooth, Leaves sometimes 3 ft. long, compound, the leaflets, except the 
terminal, on each side of the leaf stem, with stipules at the base, the leaf- 
lets themselves hand-shaped compound, the borders sharply toothed. 
Flowers in a loose cluster, pink or purple. Introduced. Escaped from 
gardens in some parts of our area. June-July. 
2. F. Ulmaria, (L.) Barnhart. Merapow-swreT. Stem 2 to 4 ft. 
high. Plant resembles No. 1, but, except the terminal leaflet, which is 
hand-shaped compound, the leaflets are egg-shaped. Flowers yellowish- 
white. Also an escape from gardens. June-Aug. 
16. ALCHEMILLA, L. 
Low herb with rounded and Jobed leaves and small greenish flowers in 
crowded clusters. Stipules conspicuous and leaf-like. Calyx inversely 
conical of 4 or 5 lobes, petals wanting. Stamens 1 to 4. 
A. vulgaris, L. (Fig. 6, pl. 69.) Lapy’s Mantir. Dew-cup. Stems 
a few inches long, more or less reclining. Leaves round or kidney-shaped 
with 5 or more distinct lobes; stipules toothed, Flowers small, many in 
the rather crowded cluster. Calyx usually of 4 lobes. In grassy places, 
roadsides, ete., mostly in northern part of our area and only occasional. 
May-Sept. 
17. AGRIMONIA, L. 
Perennial herbs, all of ours 1 to 5 ft high, with compound feather- 
formed leaves, the leaflets arranged on opposite sides of the leaf-stalk with 
a terminal leaflet and with several small, apparently partly-developed 
