&^* 



Fig. 689: Gratiola virginiana: a, capsule, x 4; b, seed, x 5. (Courtesy of R. K. 

 Godfrey). 



oblanceolate, the upper ones linear, acute to acuminate or obtuse at apex, serrate 

 or serrulate, those of the stem to 9 cm. long, with narrowed bases; flowers nearly 

 sessile, solitary in the axils or in spiciform leafy-bracted racemes; bractlets 2, 

 linear, shorter than the calyx; sepals about 5 mm. long, lanceolate, acuminate; 

 corolla blue or purple, glandular-pubescent, longer than the calyx. 



In wet soil along streams and about springs, and on edge of water, in s. Tex. 

 and Ariz. (Gila, Maricopa, Pinal and Pima cos.), Feb.-Oct.; from Calif, to Tex., 

 southw. in Latin Am. 



6. Leucospora Nutt. 

 A monotypic genus. 

 1. Leucospora multifida (Michx.) Nutt. Fig. 691. 



Low much-branched annual herb, diffusely spreading, to about 2 dm. high and 

 about as wide, puberulent throughout; leaves opposite, petioled, triangular-ovate 

 in outline, 2-3 cm. long, pinnately parted, the divisions oblong to linear-cuneate; 

 pedicels naked, solitary in axils, 5-10 mm. long; calyx 5-parted, the sepals linear; 

 corolla tubular, bilabiate, pale-lavender, about 4 mm. long, scarcely exceeding 

 the calyx, upper lip bilobed, the lower lip 3-parted; anthers approximate; stigma 

 bilobed, the lobes cuneiform; capsule ovoid, septicidal, many-seeded. Conobea 

 multifida (Michx.) Benth. 



1470 



