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Isotype of Zea diploperennis Illtis, Doebley & R. Guzmán [family GRAMINEAE]

Herbarium
Colegio de Postgraduados Herbario (CHAPA), CHAPA0000213
Collection
Herbarium Specimens
Resource Type
Specimens
Collector
Iltis, H.H.; Guzmán, R.; Doebley, J.; Lasseigne, A., #450
Collection Date
1979/09/22
Locality
20 km due S El Chante, 7 km ENE of El Durazno (Municipio de Cuautitlán) JALISCO. Agricultural land on former open Pinus sp., Quercus (elliptica?) Carpinus caroliniana forest, on E-Facing slopes of Cerro San Miguel (a part of Sierra de Mazatlán) just below (N of) saddle at La Ventana (104° 13´, 19° 31´ 45´´) just E of an indian hut surrounded by 5 gigantic Yucca (elephantipes?).
Country
Mexico (Mexico)
Identifications
Isotype of Zea diploperennis Illtis, Doebley & R. Guzmán [family GRAMINEAE] (stored under name)
Notes
Many colonies forming large population 1 km long, mostly in tall grass and herbs (Dahlia coccinea, Thalictrum, etc.), sometimes on edge of (but not in) nearby small maize fields, the rhizomes at most from 3-15 cm long between each year, the short tuberous offshoots now very thick, 1 cm x 3 cm, one to several coming out at the base of this years culms; previous year´s culms still visible as 1-3 cm. long stumps. (F1 hybrids with maize occur!). ISOTYPE AND CYTOVOUCHER (2N = 20; counted by Batia Pazy). Publicada en: Science 203: 186-187. 1979.
Pages
1
Data last modified
2014-04-02
Isotype of Zea diploperennis Illtis, Doebley & R. Guzmán [family GRAMINEAE] View Larger
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