260 SCROPHULARIXE^. [VERBASCUM. 



TRIBE V. SIBTHORP'IE-ffi. F/oicers axillary. Leaves alternate. Corolla 

 short, subregular. Stamens 4, nearly equal. 



Leaves fascicled, linear. Anthers 1-celled 5. Limosella. 



Leaves alternate, orbicular. Anthers sagittate, 2-celled 6. Sibthorpia. 



TRIBE VI. DIGITA'IiE.JE. Inflorescence centripetal. Leaves alternate, 



lower petioled. Stamens 2 or 4 ; no rudiment of a 5th 7. Digitalis. 



TRIBE VII. VERON'ICEJE. Inflorescence centripetal. Leaves opposite. 



Corolla almost regular. Stameiis 2, diverging 8. Veronica. 



TRIBE VIII. EUPHRA SIEJE. Inflorescence centripetal. Leaves usually 



opposite. Corolla 2-lipped. Stamens 4, converging. 

 Leaves opposite. Seeds many, small, not winged. 



Upper corolla-lip entire or notched 9. Bartsia. 



Upper corolla-lip with 2 spreading or reflexed lobes 10. Euphrasia. 



Leaves opposite. Seeds few, compressed, winged 1 j . Rhinanthus. 



Leaves alternate. Seeds many, small, not winged 12. Pedicularis. 



Leaves opposite. Seeds 1-2 in each cell, not winged.... 13. Melampyrum. 



1. VERBAS'CUM, L. MULLEIN. 



Tall, erect, usually biennial, tomentose or woolly herbs. Leaves alter- 

 nate. Flmcers fascicled in simple or compound racemes, red yellow or 

 purple, rarely white. Calyx 5-partite. Corolla rotate ; segments 5, nearly 

 equal. Stamens 5, 3 posterior filaments bearded ; anthers n<lii;it<>, ct-lis 

 confluent. Stigma undivided or 2-lamcllate. Capsule septicidally 2-valvcd, 

 many-seeded. Seeds pitted. DISTRIB. Chiefly Europe and "W. Asia; 

 species about 80. ETYM. A corruption of Barbascum, the old Latin name. 

 The following hybrids occur ; their names indicate their parentage : T/tn/iso- 



Lychnitu, Thapso-nigrum, nigro-pulvendentum, nigro-Lychnitis. 



1. V. Thap'sus, L. ; densely woolly, eglandular, stem terete simple, 

 leaves very decurrent, flowers in a dense simple woolly spike. 



Waste dry places, local, from Arran and Forfar southwards, and in Ireland ; 

 often an escape ; a denizen in Scotland, Watson; fl. June- Aug. .SVm2-3ft., 

 stout. Radical learnt 6-18 in., obovate-lanceolate, entire or crenate ; cauline 

 v oblong, acute, upper acuminate. Spike 6-10 in. ; bracts longer than the 

 flowers. Corolla \-\ in. diam., woolly externally. Filaments with white 

 hairs ; anthers of long stamens slightly decurrent. Seeds ribbed. DISTHIR. 

 Europe, Siberia, W. Asia, Himalaya ; introd. in N. America. Wool 

 formerly used for lamp-wicks. 



2. V. Iiychni'tis, L. ; stem angled, leaves stellately-pubescent, racemes 

 panicled narrow, flowers small whitish, hairs of filaments white. 



Waste places, from Suffolk, Stafford, and Denbigh southwards ; an escape in 

 Scotland ; a native ? Watson ; fl. July-Aug. Stem 2-3 ft. Radical leaves 

 4-10 in., petioled, oblong-lanceolate, obtuse, coarsely crenate, green above, 

 white below ; cauline sessile, ovate, acuminate. Racemes erect, many- 

 flowered. Flowers Jin. diam., several to each bract. Calyx small, very 

 woolly. Anthers not decurrent. Style slender. Capsule small, ovoid. 

 DISTRIB. Europe from Denmark southwards, W. Asia ; introd. in N. America. 



3. V. pulvernlen'tum, Vill. ; mealy, stem terete, leaves stellately- 

 pubescent, racemes panicled pyramidal, flowers yellow, hairs of filaments 

 white. 



