BOTANY 



127 



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j September ; Parry. (No. 460 and 1506, Wright.) Sonora and Cbiluialiua, September^ November; 



TInnher. A sbrub 2-4 feet bigb, witb numerous slender spreading branches. Leaves half an 

 inch to tliree-fourths of an inch long, abruptly tapering at the base into a sliort petiole. Spikes 

 1-2 inches long in the axils of the upper leaves, often forming a terminal panicle. Flowers 

 at first closely approximated, but becoming more or less distinct. Calyx densely clothed with 

 white hairs, about a line long. Corolla nearly twice as long as the calyx. 



Var. MACROSTAcnrA : foliis basi subccrdatis , spicis longissirais. Cretaceous rochs near Ring- 

 gold Barracks on the Rio Grande ; June ; Scliott. West of Cerralbo ; May ; Gregg. 



LiPPiA LYcroiDES, Siend. Nomend. ed, 2, pars 2,^, 54 ; Scliauer^ L c. Rocky places along the 

 Rio Grande and its tributaries from El Paso to the Gulf; also Chihuahua, Cohahuila and Nuevo 

 Leon, April— October. (No. 1505, Wriglit. No. 2547 and 3004, Berlandier.) A shrub, com- 

 monly 3-5 feet high, but sometimes attaining the height of 10 feet. Flowers very fragrant. 



Var, foliis ternis majoribus acutis grosse serrato-dentatis. Presidio del Norte; August; 

 ' Bigelow. 



Var. foliis oppositis pauci serrato-dentatis obtusis, Presidio de Rio Grande ; Parry. 



LirpiA Behlandieri, Schauer^ I. c^p. 575. Plains near San Felipe, September ; also hills and 

 stony places near Eagle Pass ; Bigelow. Cretaceous hills on the Lower Rio Grande, March 

 October ; ScJiott. Mount Carmel caiion, October ; Parr?/. Plant sufFruticose, 2-3 feet high. 

 (Nos. 459 and 1507, WrigM; Nos. 832 and 2252, BerlaiuUer.) 



LippiA GEi\JiXATA, H. B. K. Nov. Gen. & Sp. 2, p. 215 ; Schauer, I. c, p. 582. On the Rio 

 Grande, from Ringgold Barracks downward. This exactly accords with Berlandier's plant, 

 except that the leaves are smaller. 



LiPPiA NODiFLOKA, MicJix. Fl. 2, ^. 15 ; ScJiaiier, I. c. San Luis Rey, California, September ; 

 Parry, Common along the Rio Grande. 



Lantana CANESCENS, {H. B. K. Nov. Gen. c6 Sp. 2, 2^. 259 ; ScJiauer in DG. Prodr. 11, />. 607) 

 foliis oppositis ternisve ovato-lanceolatis leviter crenato-serratis basi in petiolum brevem attenuatis 



supra scabriusculis subtus molliter incano-pubescentibus; pedunculis folium subcequantibus ; 

 capitulis vix involucratis demum ovatis. Santa Rosa^ Cohahuila; Bigelow. This corresponds 

 so minutely with the description of L. canescens JDG. Prodr. ^ except in the leaves being some- 

 times ternate, that little doubt can exist as to its being the same species. It occurs in none of 

 the colleclions but those of Dr. Bigelow. 



Laxtana macropoda (n. sp.) : suifruticosa, inermis, appresse hirsutula; foliis ovatis grosse et 

 acute seratis basiabrupte attenuatis utrinque scabriusculis subtus pallidioribus ; pedunculis folio 

 2-3plo-longioribus ; capitulis pauUo elongatis ; bracteis ovatis cuspidato-acuminatis, extirais 

 majoribus involucrantibus ; fructibus exsuccis. Ravines and rocky places on the Rio Grande, 



from the mouth of the Rio San Pedro to 200 miles above ; flowering the whole season. Saltillo; 

 ^^'^99; (Nos. 458 and 4513, Wright.) Stem 2-3 feet high, obtusely quadrangular. Leaves 

 opposite, 1-2 inches long, somewhat scabrous with a short appressed hirsute pubescence ; veins 

 prominent underneath ; petiole or attenuated base of the leaf, about half as long as the lamina. 

 Peduncles 3 — C inches long ; heads at first hemispherical, but at length ovate; the rliachis cylin- 

 drical and faveolate. Flowers sweet-scented ; corolla white; the tube scarcely exserted. Mature 

 fruit about the size of a hemp seed, nearly dry, with a thin sarcocarp ; the endocarp bony cos- 

 tate-rugous ; cocci cohering. Seeds suspended from the funicle which arises from near the base 





