1S7 
CLASS. XXL 
Character of the XXIst. Class. 
Male and female organs in separate blossoms 
upon the same plant. 
I House. I Male. Monoec. Monand. 
Cuckow Pint. Arum. Gen. PI: 1387. 
Sheath of 1 leaf, hooded. Spikestalk naked 
above, with female organs below, and male 
in the middle. 
644. Spotted Arum. — A. maculatum. 
Stemless, leaves halberd-shaped, very entire, 
spikestalk club-shaped. — Curtis. II. 63. 
Woodville. 25. 
Under Hedges, May, P. Common. 
Obs : 
Point of the spikestalk red, yellowish white below, the plant 
varies greatly between spotless leaves and haves with brown 
spots, 
Stonewort. Chara. Gen. PI. 1397. 
Male. — Cup none. Blossom none. Anthers 
below the germ. 
P'emale. — Cup of 4 leaves. Blossom none. 
Stigma 5-cleft. Seed 1. 
645. Common Stonewort. — C. vulgaris. 
Stem smooth, leaves toothed on the inner 
side. — Sowerby. 236. excellent. 
Wet 
