408 CAMPANULACEAE githopsis 



LEGOUZIA 



* Ovary and capsule short and broad. 



3 Heterocodon Calyx-lobes very broad : capsule thin-walled, not dehis- 



cent but bursting indefinitely between the ribs. 



4 Campanula Calyx-lobes narrow : capsule opening on the side by 3-5 



small valves leaving definite round perforations. 



1 GITHOPSIS Nutt. Trans. Am. Phil. Soc. viii, 358. 



Annual herbs with alternate leaves and blue flowers. Flowers 

 all alike and corolliferous. Tube of the calyx club-shaped, strong-- 

 ly 10-ribbed, adnate up to the summit of the ovary: the limb 

 of five long and narrow foliaceous lobes. Corolla tubular-cam- 

 panulate, 5-lobed. Filaments short, dilated at the base; anthers 

 linear. Ovary 3-celled. Stigma 3-ldbed. Capsule clavate, cori- 

 aceous, crowned with the rigid calyx-lobes, strongly striate-rib- 

 bed, many seeded, opening where the base of the style falls away 

 by a narrow hole. Seeds very numerous, smooth. 



G. specularioides Nutt. 1. c. Stem rigid, 2-io inches high : leaves 

 small, linear-oblong, coarsely toothed, sessile : flowers solitary terminating 

 the stem or branches, or becoming lateral, strictly erect : corolla blue : 

 rigid capsule tapering into a very short and stout peduncle. Open places, 

 western Washington to California. 



2 LEGOUZIA Durand Fl. Bourg. ii, 26 (1782). 

 SPECULARIA Hiester. 



Annual herbs with alternate leaves and axillary blue flowers. 

 Flowers often dimorphous, the earlier ones smaller and with un- 

 developed corolla, and cross-fertilized in bud. Calyx-lobes in 

 the early flowers 3 or 4, in the later ones 5, narrow. Calyx-tube 

 narrow, more or less elongated. Corolla short and broad, rotate 

 or nearly so when expanded, 5-lobed or 5-parted. Anthers linear. 

 Stigmas and cells of the ovary 3-4. Capsule obconical or cylin- 

 draceous, opening by one or more small valvular openings on the 

 side, either near the summit or near the middle. 



L. perfoliata Britton Mem. Torr. Club, v, 309. Specularia perfoUata 

 A. DC. Stem 6-20 inches high, very leafy throughout, simple or branched 

 from the base, hirsute or hispid on the angles : leaves round cordate and 

 clasping, mostly crenate, veiny, 6-12 lines broad : flowers sessile, single or 

 clustered in the axils : calyx-lobes of the early flowers 3-4 and short, of the 

 corolliferous ones as long as the ovary : capsule oblong or somewhat coni- 

 cal, the 2 or 3 valvular openings at or below the middle : seeds lenticular. 

 Open grounds and fields, Brit. Columbia to California and the Eastern 

 States. 



3 HETEROCODON Nutt. Trans. Am. Phil. Soc. viii, 255. 



Slender annual herbs with alternate sessile leaves and blue 

 flowers of two forms. The lower and earlier flowers with merely 

 rudimentary corolla. Calyx with short tube and large foliaceous 

 lobes. Corolla 5-lobed. Capsule obovoid, 3-angted, 3-celled, 

 many-seeded, very thin and meinbranaceous, the delicate walls 

 bursting indefinitely on the sides. 



