g3 IOWA ACADEMY OF SCIENCES. 



COMPOSITE. 



(89) Vernonia altissima, Nutt. College Station, Brazos county. 



(90) V. angustifolia, Michx. (Iron-weed.) College Station, Brazos 

 county. (P.) Common on sandy soils in woods. 



(91) Eupatormm serotimim, Miohx. ( Boneset, or Thoroughwort. ) Cal- 

 vert, Robertson county. (P.) On clay hills along roadsides. 



(92) E. semiserratum, DC. Hempstead, Waller county. (P.) Sandy 

 barrens. 



(93) E. rotundifolium, L. Hempstead, Waller county. Sandy barrens. 

 In flower July 20. (P.) 



(94) E. perfoliatum, Li. (Boneset). Hempstead, Waller county. Sandy 

 barrens. In flower July 20. (P.) 



(95) E. incarnakim, Walt. College Station, Brazos county. In rich 

 woods, low grounds. First flowers August 7. (P.) 



(96) Liatrus squarrosa, Willd. (Blazing Star.) College Station, Brazos 

 county. Post oak openings and prairies; common. (P.) 



(97) Orindelia inuloides, Willd. Calvert, Robertson county. Black soil 

 and prairies; common. (P.) Fruit mature August 15. (P.) 



(98) Aplopwppus cilatus, DC. Ennis, Ellis county. (P.) Black prairie 

 soil and common along fences throughout north central Texas. In flower 

 July 20. 



(99) Solidago seroiina, Ait. Shevm?in; Grayson. Common in woods. (P.) 



(100) Silphmni asj)errimtim, Hook. (Rosinweed.) College Station, Brazos 

 county. Post oak openings and prairies. 



(101) S. laciniatiim, L. (Compass Plant.) Common, prairies of north 

 (!entral Texas. 



(102) Berlandiera tomentosa, Nutt. var. dealbata. Torr. & Gray. Inde- 

 pendence, Washington county. (P.) July 7, in full flower. 



(103) Engelmannia j^innatifida, Torr. & Gray. Independence, Wash- 

 ington county. (P.) Post oak openings and sandy prairies. July 7, in full 

 flower. 



(104) Ambi'osia trifida, L. (Great Ragweed.) Independence, Washing- 

 ton county; Navasota, Grimes county. Througout central Texas a common 

 weed in low grounds. 



(105) A. psilostachya, D. C (Ragweed.) College Station, Brazos county, 

 (P.); Sherman. (P.j In flower Aug. 20. Common throughout central 

 Texas prairies and post oak soils. 



(106) Xanthium canadense, Mill. (Cocklebur.) A common weed in 

 black, cultivated prairie soils. Along roadsides. Where this weed grows 

 the soil is considered excellent. 



(i07) RudbecMa bicolor, Nutt. (Cone Flower.) College Station, Brazos 

 county. (P.) Post oak openings. Nearly past flowering July 15th. Form 

 with brown purple spots at base. 



(108) E. hirta, L. College Station, Brazos county. Prairies. 



(109) R. alismcefolia, Torr &, Gray.(?). College Station, Brazos county. 

 (P.) Prairies of central lexas; common, July 15th. 



(110) Lepachys coliimnaris, T. & G. (?). Central Texas. 



(111) Helianthus annuus, L. (Common Sunflower.) College Station, 

 Brazos county. (P.) A common weed throughout central Texas, especially 



