WOOTON AND STANDLEY FLORA OF NEW MEXICO. 595 



very irregular, the tube slender, the limb 2-lipped, the upper lip little if at all longer 

 than the 3-lobed lower one; stamens 4, ascending under the upper lip; anther sacs dis- 

 similar, the outer fixed by the middle, the other pendulous by its upper end; style 

 filiform, the stigma entire; capsules oblong, many-seeded. 



KEY TO THE SPECIES. 



Corolla yellow; spikes densely flowered ] . 0. luteus. 



Corolla purple and white; spikes lax 2. 0. purpureo-alhus. 



1. Orthocarpus luteus Nutt. Gen. PI. 2:*57. 1818. 



Type locality: "In humid situations on the plains of the Missouri, near Fort Man- 

 dan." 



Range: Washington and Saskatchewan to Nevada and New Mexico. 



New Mexico: Raton; mountains west of Grants Station; Chama; Taos; Johnsons 

 M( sa; Pajarito Park; Santa Fe and Las Vegas mountains; Mogoll m Mountains. Plains 

 and hillsides, in the Upper Sonoran and Transition zones. 



2. Orthocarpus purpureo-albus A. Gray in King, Geol. Expl. 40th Par. 5: 458. 



1871. 



Type locality: "New Mexico." 



Range: Utah and Colorado to Arizona and New Mexico. 



New Mexico: Tunitcha Mountains; Dulce; mountains west of Grants; Coolidge; 

 Ramali; Datil Mountains; Mogollon Mountains; Silver City; Rito de los Frijoles. Dry 

 plains and hills, in the Transition and Upper Sonoran zones. 



20. RHINANTHUS L. Yellow rattlk. 



Erect annual about 30 cm. high, with simple opposite leaves and yellow axillary 

 flower; i mwded in a bracted terminal spike; calyx ventricose-compressed, 4-toothed, 

 inflated in fruit; corolla tube cylindric, the upper Up galeate, ovate, obtuse, com- 

 pressed, entire at the apex, with a minute tooth on each side; lower lip shorter, with 

 3 spreading lobes; capsules orbicular, compressed, the seeds suborbicular, winged. 



1. Rhinanthus crista-galli L. Sp. PL 603. 1753. 



Type locality: "Habitat in Europae pratis." 



Range: British America to New Mexico and New York; also in Europe and Asia. 



New Mexico: Rio Pueblo; Bartlett Ranch; Brazos Canyon. Woods, in the Tran- 

 sition Zone. 



21. ELEPHANTELLA Rydb. Little red EL] phant. 



Similar in general appearance to the next genu.-, bul distinguished by having the 

 • alea prolonged into a filiform recurved beak, and by the presence of teeth on each 

 aide of the throat of the corolla. 



1. Elephantella groenlandica (Retz.) Rydb. Mem. N. Y. Bot. Gard. 1: 363. 1900. 



Pedicularia groenkmdica Retz. Fl. Scand. Prodr. ed. 2. 145. L795. 



Type locality: Greenland. 



Range: Greenland and British America in California and New Mexico. 



New Mexico: Santa Fe and Las Vegas mountain . Bogs, Candiao to the Arctic- 

 AJpine Zone. 



22. PEDICULARIS I.. LOUSXWOBT. 



Perennial herbs, mostly low, sometimes as much as a meter high, with opposite of 

 alternate leavi and terminal crowded spiki or racemes of rather < m picuousflowi 



leavee more or 1< di i cted; calyx ol 5 mo tly united » pals, s times cleft on the 



lower or upper side; corolla of various coloi , stronglj 2-lipped, the upper lip concave 

 or conduplicate, laterally flattened, the bwer erect 01 Bpreading; stamens i. oi -' 



