VERBASCUM SCROPHULARIACE^ 503 



24 Melainpyrum Annual branching herbs with opposite leaves. 



SERIES i PSEUDOSOLANE^E B. & H. Gen. ii, 915. Leaves all 

 alternate. Inflorescence centripetal. Corolla hardly if at all bi- 

 labiate ; the two posterior lobes external in the bud. All five 

 stamens sometimes present and perfect. 



Tribe 1 Verbascew Benth. in DC. Prodr. x, 188. Corolla rotate 

 with hardly any tube. Anthers by confluence one-celled. 



1 VERBASCUM L. Sp. 177. 1753. 



Biennial, or rarely perennial, mostly tall and erect herbs with 

 alternate leaves and rather large flowers in terminal spikes, ra- 

 cemes or panicles. Calyx deeply 5-cleft or 5-parted. Corolla ro- 

 tate, 5-lobed, the lobes a little unequal, the upper exterior at least 

 in the bud. Stamens 5, inserted on the base of the corolla, une- 

 qual, all antheriferous : cells of the anthers confluent into one. 

 Ovules numerous. Style dilated and flattened at the summit. 

 Capsule globose to oblong, septicidally 2-valved, many-seeded, 

 the valves usually 2-cleft at the apex Seeds not winged. 



V. THAPSUS L. Pp. 177. (GREAT MULLIEN). Densely woollv through- 

 out with branched hairs: stem stout, erect, simple or with a few erect 

 branches, 2-10 feet high: leaves thick, oblong acute, narrowed at the base, 

 dentate or denticulate, 4-12 inches long, the radical ones on margined pet- 

 ioles, the cauline sessile with decurrent base causing the stf-m to appear 

 wing angled : flowers yellow, 8-12 lines broad, sessile, very numerous in 

 dense terminal spikes: stamens unequal, the 3 upper shorter with white- 

 hairy filaments and short anthers, the 2 lower glabrous or nearly so, with 

 larger. anthers : capsule 3 4 lines high slightly longer than the calyx, many- 

 seeded. Roadsides and waste places, throughout Nortel America. Intro- 

 duced from Europe. 



V. BLATTARIA L. Sp. 178 (MOTH MULLIEN). Glabrous or sparingly 

 glandular-pubescent : stem strictly erect, simple, slender, terete, 2-6 feet 

 high: leaves 'oblong or ovate to lanceolate, dentate, laciniate or pinnatifid, 

 acute or acuminate, the lower and radical ones sessile or somewhat petiol- 

 ed4-12 inches long, seldom present at flowering time, the upper ones >-2 

 inches long sessile by a truncate or cordate-clasping base: flowers in long 

 loose racemes : pedicels spreading 8-12 lines long, bracted at the base : corol- 

 la yellow or white with brownish marks on the back, 10-12 lines broad: 

 filaments all pilose with violet hairs : capsule depressed globose 3 lines in 

 diameter, longer than the calyx. In fields and waste places throughout 

 the United States and Canada. Naturalized from Europe. 



II ANTIRRHINIDE.E Benth. in DC. Prodr. x, 188. Leaves 

 mostly opposite, at least the lower ones. Inflorescence when sim- 

 ple centripetal, when compounnd the peduncle cymosely few to 

 several-flowered. Upper lip or lobes of the corolla external in the 

 bud, with a few and irregular exceptions. Fertile stamens very 

 seldom more than four. 



Tribe 2 Antirrhineas Bhav. Monog. Antirrh. 1833. Inflores- 

 cence simple and racemous, or th* flowers solitary and axillary. Co- 

 rolla bilabiate and more or less tubular: the bise af the tube gibbous 

 or saccate or spurred on the lower side, and the lower lip often with 



