Dkc. 1896. Flora of Yucatan — Millspaugh. 287 



AXEMIA ADIANTIFOLIA Swz. 



On big mound at Izamal, uncommon, July to Jan. (372). 



Dryopteris patens Swz. Culantrillo bianco. 



Common in moist places near Merida yValdez ig). 



ASPLENIU>r PUMILU.M SwZ. 



On rocks at Xcholac, frequent, March (543). 



Cheilanthes microphylla Swz. 



About the cenotes near Izamal, frequent,. March (533). 



Pellsea aspera Baker. Helecho. 



Common in dry places near Merida {]\xldez dj). 



PoLVPODiL'.M LvcoPODioiDES Linn. Xnaboooo. 



Trailing 10 feet in old fields near Izamal, Sept. to Oct. (528). 



LYCOPODIN^. 



Selaginella longispicata Underw. sp. no\ . (Plate X. ) Xmuch-coc. 



Stems densel}' caespitose, hygrometric, 10-13 cm. long, with 

 the leaves about 4 mm. wide, pinnately branched above, simple 

 in the lower half; dark green both sides or becoming brownish 

 red below with age: leaves of the lower plane closely placed on 

 both the main stem and its branches, obliquely ovate, margined 

 with buff, minutely serrulate, cuspidate, imbricate nearly half 

 their width ; leaves of the upper plane nearly as large, mar- 

 gined, strongl}'^ ciliate throughout, long cuspidate, usually with a 

 curved keel above when dry ; leaves of both planes firm and 

 rigid ; spikes solitary at the ends of the principal branches, 2. 5 cm. 

 long, square, the bracts minutely serrulate and strongly keeled. 



Easily distinguished from the other members of the § Rosulatae 

 by the solitary and greatly elongate spikes. 



Forest lands near Izamal, not common (825). 



Also collected in sterile condition "at the base of the eastern 

 hills, where it encrusts fissures in the larger rocks" {Valdez ^o). 



gramin.f:.* 



Andropogon Halepensis Sibth. Sacate Parawi. 



Commonly cultivated near Izamal, June (720). 



Andropogon Nardus L. Sacate de Limon. 



Commonly cultivated at Merida {Valdez 4j). 



Anthephora elegans Schreb. 



Along fences and in sheltered places near Izamal. not com- 

 mon, 16 inches high, June to Jan. (314)- 



Cynodon Dactylon Pers. 



Frequent at Izamal, i foot high, April (683). 



Determined by Prof. F. Lamson Scribiier. 



