ALTAMAHA GRIT REGION OF GEORGIA 



53 



i Sporobolus Floridanusl/. 



i Pinguicula lutea 



i Erigeron vermis 1| 



i Lupinus villosus© 



i Ludwigia hirtella 



i Vernonia oligophyllal| 



i " angustifolialf 



i Piriqueta Carolinianal/. 



i Scleria glabra 1| 



i Polygala Chapmani® 



i Pinguicula pumila 



i Gerardia aphylla® 



i Angelica dentatal| 



i Bartonia lanceolata 



i Eupatorium MohriiT| 



i Podostigma pedicellatalj. 



i Eleocharis BaldwiniiT| — 



Summary. Perennial herbs predominate here, as in the dry 

 pine-barrens just mentioned. The trees (all of one genus) and 

 most of the shrubs, but few if any of the herbs, are evergreen. 

 There seem to be no vines, epiphytes, parasites, or cellular 

 cryptogams. Biennial herbs seem to be a little more numerous 

 than annual ones. 1 



The number of flowers increases gradually until the beginning 

 of September, and then falls off rapidly. The explanation of 



9 



— 



4 



yellow 



4-8 



white and yellow 



4 





6-8 



yellow 



6-7 



purple 



7-8 



purple 



6-8 



yellow 



6-7 



purple 



4-5 



pale blue 



9-10 



purple 



9-10 



white 



7-10 



cream 



8-9 



white 



7-8 



yellowish 



Jan. Feb. Mar. April May June July Aug. Sept. Oct. Nov. Dec. 



20 



.'_,._,. + _ I ,._ _X. _?V^. — 1 1- -I 4 - - 1 j 



■I i — 4-/--r — -! • -; — i— At* — 7 — : 



20 



Fig. 4. 

 Phsenological diagram for 92 plants of intermediate pine-barrens. 



this is not yet apparent. Each species blooms 45 days, on the 

 average. About 16 species have anemophilous flowers, 18 

 white, 6 cream, 22 yellow, 14 purple, and 4 blue. 



1 For references to anatomical studies of Ilex glabra and Muhlenbergia 

 expansa see the catalogue of species. 



