DIANDRIA. MONOGYNIA. 
— of this plant mentioned by Mr. Pursh, Vol. 1 p. 10. with 
purple flowers, may perhaps prove distinct. ‘There is ano- 
ther species called Veronica Sibirica, inhabiting Daurias 
in which the stamina and pistillum are double the length 
of the corolla. ~ . 
1s. MICRANTHEMUM. Michaux. Guost- 
FERA. Gmelin, 
Calia 4-parted. Corolla 4-parted, almost bi- 
Jabiate; the upper lamina smaller than the rest. 
Filaments incurved, shorter than the corolla, 
(appendiculate at the base?) Capsule nearly 
+ % globular, 1-celled, 2-valved, many-seeded. Seeds 
striate. 
’ Small, subaquatic, herbaceous plants, with filiform 
' creeping stems; very small, solitary, axillary flower’, al- 
ternately disposed; with opposite, entire and somewhat 
orbicular leaves, longitudinally nerved. (A North Ameri- 
can genus.) : 
Species. 1. DL. orbiculatum. 2. *emarginatum. Leaves 
ag 
7 
larger, oval or obovate, somewhat emarginate, flowers ses- 
sile. ELniorr. 
- Oss. This genus has considerable affinity to Centun- 
~u i a, 
14, GRATIOLA. L. (Hedge-hyssop.) 
Calix 5-parted, often bi-bracteate at the base. 
Corolla tubulose, resupinate, and sub-bilabiate; 
the upper lip, 2-lobed or emarginate; the lower 
3-cleft and equal. Filaments 4,—2 fertile, the 
other 2, for the most part, sterile. Stigma 2- 
_ Tobed, or bi-labiate. Capsule ovate, 2-celled, 2- 
valved, many-seeded. Dissepiment contrary to 
- ‘the valves. 
: Hebaceous, leav ite; i i 
steamer eke en solar gal 
mera, now a distinct genus, Mai 
equal, and the Tiss pines rarest Wang roo. Be 
some of the species, (as the G. spharocarpa and the G. _ 
_ aurea of Mr. Ellioti, the 2 barren filaments are want- 
a ing: and in the G. megalecarpa of Ee as well as the Geog 
the capsule does not divide hemispherically, 
PGT ie iii reget gM ede bo Bates SUD 
