Mimosa pringlei var. graminetorum

Title

Mimosa pringlei var. graminetorum

Authors

Rupert C. Barneby

Scientific Name

Mimosa pringlei var. graminetorum Barneby

Description

48b. Mimosa pringlei S. Watson var. graminetorum. Barneby, var. nov., a var. pringlei foliis caulinis primariis capitula subtendentibus intemodio seqenti brevioribus (caulibus hornotinis fertilibus ideo quasi remotifoliis), alabastris obovoideis (nec clavato-fusiformibus), calyce saepe longiori (0.7-1.3, nec 0.5-0.9 mm), necnon corollae lobulis ad anthesin erectis (nec retrocurvis) diversa.—Mexico. Durango: mesquite-grassland, 5000-5600 ft [±1500-1750 m], near Inde, 20.IX.1943 (fl, fr jun), H. S. Gentry 6873.— Holotypus, MICH = NY Neg. 12366.

Characters as given in diagnosis and key to varieties.

In arid grassland between 1500 and 2000 m, on the e. foothills and adj. piedmont of Sa. Madre Occidental in s. Chihuahua (w. of Hidalgo de Parral) and n. Durango (Inde; La Zarca).—Fl. VII-X.