[ IF | 
Zea mays 
TaBie I 
ryY ig 
T'ripsacum 
POLLEN TYPES STUDIED 
Teosinte 
Hybrid and Inbred Strains 
Ancient Indigenous * 
Nal Tel 
Chapalote, Sinaloa 
Pre-Columbian Exotic * 
Harinoso de Ocho 
Cacahuacintle 
Pre-historic Mestizos * 
Tehua, Chiapas 
Jala, Nayarit 
Tuxpeno 
Conico 
Zapalote Chico 
Modern Incipient * 
Chalquefio 
Bolita 
Other Races 
Huesillo 
Puno 
Confite Morocho 
Texas 4R3 
Strawberry Popcorn 
Longfellow Flint 
Minnesota A158 
T. dactyloides 2n 
T. dactyloides 4n 
San Antonio Huixta 
Perennial 
Nobogame 
E] Valle 
Jutiapa 
Durango 
Chaleo 
Arcelia 
Honduras 
Xochimilco 
Santa Ana Huixta 
* Classification according to Wellhausen et a/., 1952. 
Maize-Tripsacum hybrid 
Minnesota Alo’ with 
Florida teosinte chromosome 
1, 3, 4, 9: and 
3,4, &9 
Texas 4R3 with 
Florida teosinte chromosome 
4, 3,&9 
Nobogame teosinte chromosome 
3& 4, 3 
New teosinte chromosome 
4&9 
