. Report of the geological exploration of the fortieth parallel . y, withthe calyx-lobes rather obtuse. Physalis pubescens, Willd. Florida to New England and west to NewMexico, Arkansas, the Upper Platte and Missouri, and Lake Mountains, Utah; 5,000 feet altitude; May. (940.) Oryctes1 Nevadensis. Small, 2-4 high, scurfy and viscid-pubescent; 1 ORYCTES. Calyx herbaceous, 5-cleft, not becoming inflated. Corolla tubular, with a shortequally 5-toothed Bcarcely spreading border. Stamens 5, equal, or 1 or 2 shorter, with elongated filiformfilaments inserted at the base of the tube;
. Report of the geological exploration of the fortieth parallel . y, withthe calyx-lobes rather obtuse. Physalis pubescens, Willd. Florida to New England and west to NewMexico, Arkansas, the Upper Platte and Missouri, and Lake Mountains, Utah; 5,000 feet altitude; May. (940.) Oryctes1 Nevadensis. Small, 2-4 high, scurfy and viscid-pubescent; 1 ORYCTES. Calyx herbaceous, 5-cleft, not becoming inflated. Corolla tubular, with a shortequally 5-toothed Bcarcely spreading border. Stamens 5, equal, or 1 or 2 shorter, with elongated filiformfilaments inserted at the base of the tube; anthers rounded-cordate, the cells oblong, free below theinsertion of the filament. Style somewhal dilated upward ; stigma capitate, emarginate. Capsule sessile,globose, 2-celled, membranous. Seeds numerous, flattened, orbicular, margined, the testa reticulate;hilum lateral; embryo straight, short, terete, at the base of the small albumen; cotyledons short.—A lowannual, erect, branched ; leaves petioled ; flowers pedicelled, in axillary umbels. 🇱🇦: I , - |. CATALOGUE. 275 leaves 1-2long, ovate, oblong or lanceolate, attenuate into the petiole, entire,undulate-margined; flowers small, in axillary umbels of 3-4, on short pedi-cels ; calyx li-2 long, campanulate, the ovate acutish lobes twice longerthan the tube, enlarging in fruit and equaling the capsule; corolla 3 long,blue or purplish, plicate in aestivation, scarcely at all dilated above, the lobesshort, triangular, erect; stamens and style nearly equaling the corolla, orsome of the stamens shorter; capsule 2i in diameter; seeds 10-20, 1 Jbroad, narrowly margined, the cavity of the flattened testa much exceeding thesmall albumen.—On stony barren foot-hills near the Big Bend of the Truckee,Nevada; May. The specimens are young but sufficiently mature to showthe distinctive genei-ic characters. Its affinities are with the Petunia ofMiers. Plate XXVIII. Fig. 5. Plant; natural size. Fig. 6. 7. Corolla, laid
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