LIMNANTHACEAE 153 
Famity 5. BALSAMINACEAE-—JEWEL-WEED FAMILY 
erbs with succulent tissues. Leaves mostly alternate: blades simple. 
Flowers perfect, irregular. Calyx of 3 sepals (2 obsolete), the posterior 
one petaloid, saccate and spurred, all deciduous. Corolla of 5 petals, the 
stamens: filaments appendaged and partially united. Gynoecium of 5 
united carpels. Styles very short or wanting. Fruit an elastically 'burst- 
ing eapsule.—Two genera and 220 species, most abundant in tropical Asia. 
1. IMPATIENS [Rivinius] L. Herbs with stems enlarged at the nodes. 
Capsule drooping.—About 130 species, peel oo —fSum-fall.—ToucnH- 
ME-NOTS. SNAPWEEDS.—Our species are ann 
Flowers in peduncled panicles: outer sepals broad: capsule elongate, se as 
Spur ineurved, 1/3 as long as the sac, or more: sac longe r than LEE 
jr m 
Spur at right angles to the sac, 1/4 as long as the sac, or less: 
sac as broad as long. 2. I. pallida. 
Flowers 2n. e clusters: outer sepals narrow: capsule short, 
pubese 3. I. Balsamina. 
I. ora Walt. Plant 1-2 m. tall: leaf-blades ovate to elliptie, 2—12 c 
in d green: flowers conspicuously spotted with black: sepals and m 
orange, the saccate sepal conic, vily 
EA runs, various pm Fla. to Mo., 
Mack., and Newf.—S§pr.—fall. 
e glaue t: fi sparin otted 
lack, or sometimes spotless: sepals and 
bnt yellow, the eate sepal cup-like, 
scarcely spotted, with the spur very s 
( H pb Rieh shaded hill- 
sides and stream-banks, various provinces dii 
on Coastal Plain. only northward, Ga. to Kans. ., Sask., and N. Cw 
3. I. Balsamina L. Plant 3-6 dm. the stem succulent, finely pubes 
leaf- pur. lee es Bard to pu spofulto, those of the upper leaves de 
than r les t both ends JA rather pius ser- 
rate: poer Sedul c capsule ovoid or eee oid, 2-3 cm. long, 
pubescen nt.—(GARDEN BALSAM.)—W rounds, and i E 
various provinces, E U. S. Nat. of S Asia and cult-— OP. I .)—Sum. 
FAMILY 6. CEAE—FaLSE-MERMAID FAMILY 
Herbs with tender tissues. Leaves alternate: blades pinnately divided. 
Flowers perfect, axillary. Calyx of 2-5 sepals. Corolla of 2-5 petals. 
Androecium of 4-10 stamens. Gynoecium of 2-5 carpels united only by 
their bases and styles. Fruit 2-5-lobed, fleshy, the carpels separating as 
achenes.—Two genera and about 9 species, natives of North America. 
OERKEA Willd. Annual diffuse herbs. Leaf-segments narrow. 
Flowers | inconspicuous. Sepals 3. Petals 3, white. Stamens 6. Ovary 3-celled. 
48 
