GeERARDIA. XCI SCROPHULARIACEZ. 407 
angled in fruit, segments ciliate at edge. Corolla smaller than the calyx, blue, 
eaducous. Capsule turgid, broader than long, 4-seeded. Mar.—May. 
“i11..V. spicata. Spiked Speedwell—Erect, tall; vs. petiolate, ovate-oblong 
or lanceolate, lower ones obtuse, crenate, upper acute, crenate-serrate, entire at 
- apex; rac. mostly solitary ; pedicels much shorter than the sepals; cal. mostly 
hoary-pubescent.—2| Europe and Asia. A beautiful garden species with nu- 
merous varieties. Flowers blue, roseate, &c. ¢ 
Trizse 9. BUCHNERE®. 
0. BUCHNERA. 
Named by Linnzeus, in honor of J. G. Buchner, a German botanist, 1743. ; 
Calyx 5-toothed ; corolla tube slender, limb flat, in 5 cordate, sub- 
equal lobes; capsule 2-valved— Herbs with the lower lus. opposite, the 
upper alternate. Flowers in a terminal spike (sta. 4, oncluded). 
B. Americana. Blue-hearts. 
Iws. ovate-lanceolate, denticulate, scabrous, 3-veined, sessile; fs. remotely 
spiked — 2, In low grounds, N. Y. to Mo.andGa. Stem 1—2f high, simple or 
slightly branched, slender and terete, ending in a long, loose and somewhat 
virgate spike of purple flowers. Leaves 1—2’/ long, very rough, appressed to 
the stem. .Flowers axillary and sessile. Stamens inserted, 2 in the throat of 
the corolla, and 2 in the middle of the tube. Calyx half as long as tube of 
corolla. Aug. 
Tre 10. GERARDIEX. 
Inflorescence centripetal, racemose. Leaves, at least the lower, opposite. 
Corolla tube dilated, limbs spreading, lobes flat, subregular. Stamens ap- 
proximating in pairs. 
21. SEYMERIA. Pursh. 
Calyx deeply 5-cleft; cor. tube short, dilated, 5-lobed, lobes ovate 
or oblong, entire, equaling or longer than the tube ; sta. 4, subequal ; 
valves of the capsule loculicidal, entire; seeds 00—Herbs erect, 
branching. Cauline lvs. mostly opposite and incised. Fils. yellow. 
S. MacRopHy.LuaA. Nutt. Large-leaved Seymeria. 
Erect, tall, sparingly pubescent; dvs. large, the lower deeply pinnatifid, 
segments lance-oblong, incised, terminal one the largest, upper lanceolate, ser- 
rate or entire; cor. tube incurved, scarcely longer than the limb; sty. short, di- 
lated and slightly bifid at apex; caps. ovate-acuminate.—2| In woods, White 
River Valley, Ia.! Ohio, Clark! to Ark. The plant has much the aspect of 
Dasystoma. Height, 4—6f. Lower leaves (5—7’ by 2—3’) lance-ovate in 
outline, floral (2—3’) mostly opposite. Corolla 3’ long, very woolly within. 
Capsule a little shorter and broader. July. 
22. GERARDIA. 
Named by Linnzus, in honor of John Gerard, an English botanist of the 16th century. 
Calyx campanulate, briefly or narrowly 5-toothed ; cor. tubular, ven- 
tricose or subcampanulate, tube longer than the 5 broad, entire lobes ; 
sta. didynamous, in pairs, shorter than the corolla, anth. all equal ; 
caps. obtuse, or briefly acuminate; seeds 00.—American herbs, rarely 
suffruticose. Lvs. opposite. Fis. axillary, solitary, purple or rose-color. 
1. G. purpuREA. Large-flowered Purple Gerardia. 
St. angular, much branched; lvs. linear, narrow, acute; fls. subsessile, 
scattered ; cal. segments subulate—@ Found in wet pastures and swamps, N. 
Eng. to Ill. and Ga. Stem slender, branching, erect, smooth, obtuse-angled, 1 
—2f high. Leaves entire, roughish, 8—15” long, and about 2” wide, coiled up 
rf drying. Flowers large, axillary, often opposite, purple, on very short stalks. 
ug. 
OD 
L Simi | 
