1919.] NATURAL SCIENCES OF PHILADELPHIA. 239 



resinous-dotted. Roots apparently annual, the main root 

 thick, and giving off numerous fibers. Not stoloniferous. 

 Corolla of earlier flowers 8-12 mm. long, not lined within, 

 pubescent below anterior lobes with unknobbed hairs. 

 Leaves prevailingly lanceolate. 5. G. neglecta. 



Corolla of earlier flowers 15-20 mm. long, purple-lined within, 

 pubescent below anterior lobes with knobbed hairs. 

 Leaves prevailingly ovate. Pedicels more slender and 

 usually longer. 6. G. flori'dana. 



Pedicels less than 10 mm. long. Corolla within throat on pos- 

 terior side pubescent with unknobbed hairs. Capsule glo- 

 bose, 5-6 mm. long, slightly exceeding the sepals. Seeds 

 .7 mm. long, linear. Leaves and root as in neglecta. 



7. G. virginiana. 



1. Gratiola pilosa Michx. 



Gratiola pilosa Michx., Fl. Bor. Amer. 1: 7. 1803. "Hab. in Carolinae 

 inferioris uliginosis [A. Michaux]." Description sufficiently distinctive. 



Moist or rather dry sandy pineland, common nearly throughout 

 the Coastal Plain, south to central Florida; occasional inland, reach- 

 ing the mountain -valleys of North Carolina and northern Alabama. 

 Ranges from New Jersey to Florida, central Arkansas and eastern 

 Texas. 



Flowering from late May to September, and soon ripening fruit. 

 Corolla white, throat distally with faint bluish-purple lines on all 

 petals. 



Pennell (Georgia)— 10172. (Florida)— 9671, 9682, 9709. (Ala- 

 bama)— 9721. 



la. Gratiola pilosa epilis Permell, var. nov. 



Plant throughout glabrous, or the sepals rarely with a few hairs. 

 Leaves shorter, less evidently serrate. Corolla 7-9 mm. long. 

 Calyx-lobes 4.5 mm. long, scarcely exceeding the capsule. Capsule 

 browner than in the species. 



Type, Myers, Lee Co., Florida, collected in flower and fruit July- 

 August, 1900, A. S. Hitchcock 258, in United States National Her- 

 barium; isotype in Herb. New York Botanical Garden. 



Around ponds, southern Florida. Only the above specimens seen. 



2. Gratiola georgiana Pennell, sp. nov. 



Stem fleshy, glabrous, repent, ascending, 2-4 dm. long. Leaf- 

 blades lanceolate to lanceolate-ovate, 1.5-2.5 cm. long, serrate to 

 nearly entire, acute or acutish. Pedicels 7-15 mm. long. Caljrx- 

 lobes linear or nearly so, 4-8 mm. long. Corolla 8-12 mm. long, 

 bright yellow. Capsule not seen. 



17 



