264 PROCEEDINGS OF THE ACADEMY OF [DeC, 



29. DASISTOMA Raflnesque. 

 Dasistoma Raf., Journ. de Phys. 89: 99. 1819. 

 Type species, D. aurea Raf., of Kentucky. 



1. Dasistoma macrophylla (Nutt.) Raf. 



Seymeria macrophylla Nutt., Gen. N. Amer. PI. 2: 49. 1818. "Hab. 

 In shady alluvial soils of the banks of the Little Miami, near the town of 

 Lebanon." In Ohio. Specimen in Kew Herbarium labeled "Ohio 

 Nuttall misit Mart. 1824," may stand as the type; this seen. 



Dasistoma macrophylla (Nutt.) Raf., New Fl. Amer. 2: 67. 1837. 



Brachygyne macrophylla (Nutt.) Small, Fl. S. E. Un. St. 1073, 1338. 1903. 

 Type of genus, Brachygyne Small. 



Sandy to clay soil, mostly in rich woods, usually along streams, 

 western North Carolina, » central Tennessee and northern Alabama. 

 Ranges from Ohio to eastern Nebraska, south to northern Alabama 

 and northeastern Texas. 



Flowering in July and August, fruiting August and September. 

 Corolla yellow, externally tinged or marked with purple-red. 



30. AFZELIA .1. F. Gmelin. 



Afzelia J. F. Gmel., Syst. 927. 1791. 



Type species, Anonymos cassioides Walt. 



Stem closely pubescent, viscid. Leaf -segments lanceolate or broader. 

 Calyx-lobes lanceolate. Corolla deep-yellow, externally pubes- 

 cent, its lobes ovate, 3-3.5 mm. wide. Distal portion of fila- 

 ment and connective of anther lanose. Anther-sacs opening 

 one-fifth to one-fourth length. Capsule ovate, 6-7 mm. long, 

 densely tomentose with short brown more or less glandular 

 hairs. Seeds winged. Plant low, 2-6 dm. tall, widely branched. 

 Stem lanose to pubescent with reflexed-incurved to -appressed 

 hairs. Pedicels 6-7 mm. long. Capsule densely glandular- 

 tomentose, with hairs dark-jointed, some of them glandular- 

 knobbed at tip. Seeds 1-1.2 mm. long. 



1. A. pedinata. 

 Stem finely pubescent to puberulent in lines with ascending- 

 incurved to -appressed hairs. Pedicels 7-10 mm. long. 

 Capsule less tomentose to nearly glabrous, with hairs slightly 

 dark-jointed, most or all of them glandular-knobbed at 

 tip. Seeds 1.2-1.4 mm. long. la. A. pectinata pemnsuJaris. 

 Stem sparingly pubescent, with ascending-incurved hairs, scarcely 

 glandular. Leaf-segments filiform. Calyx-lobes linear. Cor- 

 olla pale-yellow, externally glabrous, its lobes lanceolate, 1.5-2 

 mm. wide. Distal portion of filament and connective of anther 

 glabrous. Anther-sacs opening one-sixth to one-fifth length. 

 Capsule urceolate-acuminate, 4-4.5 mm. long, glabrous. Seeds 

 not winged, .5-.7 mm. long. Plant 5-10 dm. tall, virgately 

 branched. 2. A. cassioides. 



8 Reported from western North Carolina by Hyams, N. C. Coll. A. & M. 

 Arts, Bull. 164: 327. 1899. 



