494 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



SCROPHULARIACEAE. FiCxWORT Family. 



Antheriferous stamens 5; leaves alternate Veubascum (p. 494.) 



Antheriferous stamens 2 or 4; leaves opposite or alternate. 

 Fifth sterile stamen present. 



Corolla spurred at base Linaria (p. 495). 



Corolla not spurred. 



Sterile stamens represented by a gland or scale on 

 the upper side of the coiolla tube- 

 Peduncles several-flowered Scrophularia (p. 495). 



Peduncles 1-flowered. 



Corolla conspicuously l)ilabiate Collinsia (p. 495). 



Corolla nearly rotate Tonella (p. 496). 



Sterile stamen elongated. 



Seeds wingless; anthers woolh' or glabrous .... Pentstemon (p. 497). 



Seeds winged; anthers woolly Chelone (p. 503). 



Fifth sterile stamen wanting. 



Stamens 4, 2 antheriferous, 2 sterile. 



Sterile filaments 2-forked, exserted Iltsanthes (p. 503). 



Sterile filaments simple, included Gratiola (p. 503). 



Stamens all antheriferous. 

 Stamens 2. 



Calyx 5-parted Gratiola (p. 503) . 



Calyx 4-parted. 



Leaves alternate, mostly basal Synthyris (p. 504). 



Leaves opposite, at least the lower Veronica (p. 505). 



Stamens 4. 



Corolla nearly regular; leaves entire Limosella (p. 507). 



Corolla 2-lipped. 

 * Stamens not inclosed in the upper lip. 



Leaves opposite; calyx prismatic. . . . Mimulus (p. 507). 

 Leaves alternate; calyx campanulate. Digitalis (p. 519). 

 Stamens included in the upper lip. 

 Anther cells equal, parallel. 



Ovules 2 in each cell Mel.a.mpy-rum (p. 511). 



Ovules many. 



Calyx inflated in fruit; leaves 



opposite Rhinantuus (p. 511). 



Calyx not inflated; leaves 



alternate or verticillate ... Pedicul.\ris (p. 511). 

 Anther cells unequal. 



Lips of corolla unecjuai, the upper 



larger Castilleja (p. 513). 



Lips of corolla subequal. 



Calyx lips cleft Orthocarpus (p. 510). 



Calyx lip.s entire Adexostegia (p. 518). 



VERBASCUM. 



Leaves large, densely woolly : flowers spicate 1. V. fJiaffiUfi. 



Leaves glabrous, or nearly so; flowers racemose 2. V. blattaria. 



1. Verbascum thapsus L. Sp. PI. 1: 177. 1753. Mullein. 



Type locality: European. 



Specimens examined; Whatcom County, (?a7-(/r«';' 409; North Yakima, Pi;;fr; Puyallup, 

 Piper; Pullman, Piper. 



