FIG WORT FAMILY 213 



All leaves sessile, ovate or oval to oblong. 



Corolla 4-5 mm. wide, campanulate, blue; capsules obovate or oval, merely 



emarginate. 4. V. Wormskjoldii. 



Corolla S-9 mm. wide, broadly funnelform. violet; capsiile obcordate. 



5. V. Cusickii. 

 Lower leaves petioled; blades rounded oval or the upper oblong; capsule obcor- 

 date. 6. V. serpyllifolia. 

 Annuals; flowers solitary in the axils of the leaves, i. e., bracts resembling the other 

 leaves and only slightly reduced. 

 Peduncles shorter than the leaves. 



Leaf-blades spatulate, oblong, or linear; capsule emarginate. 



7. v. xalapensis. 

 Leaf-blades oval or ovate, or the upper lanceolate; capsule obcordate. 



8. V. anensis. 

 Peduncles as long as the leaves or usually longer. 



I^eaf-blades ovate, or oljlong, crenate. 

 Corolla less than 6 mm. wide. 



Capsule narrowly emarginate. 9. V. agreslis. 



Capsule deeply cleft to near the base. 10. V^. campijlopoda. 



Corolla 9-11 mm. broad; capsule with an open shallow apical sinus. 



11. V^. Buxbaumii. 



Leaf-blades orbicular or reniform, 3-5-lobed. 12. V. hcderaefolia. 



16. SYNTHYRIS Benth. 



Leaves twice or tlirice pinnately divided. 



Calyx and capsule glabrous; corolla 3-4 mm. long. 1. S. pinnatifida. 



Calyx and capsule \illous; corolla about 6 mm. long. 2. S. dissecla. 

 Leaves not pinnate; blades reniform or rounded, with cordate base. 



Leaf-blades deeply cleft and laciniate. 3. S. laciniata. 



Leaf-blades lobed and dentate or crenate. 4. S. major. 



17. BESSEYA Rydb. Kittex-t.\ils. 



Corolla present. 



Flowers not reflexed: calyx-lobes 3-4. 



Upper lip of the purple corolla twice as long as the calyx; plant 1-1. .5 dm. high. 



1. B. alpina. 

 Upper lip of the corolla only sUghtly longer than the calyx; plant 1.5-3 dm. high. 



Corolla purple or pink, not ciliate; divisions of the lower lip obtuse. 



2. B. plantaginea. 

 Corolla white or yellowish, ciliate on the margin; divisions of the lower lip 



acute. 3. B. Ritteriana. 



Flowers reflexed; calyx-lobes 2; corolla greenish white. 4. B. reflexa. 



CoroDa lacking. 



Calyx almost regularly 4-cleft. 5. B. rubra. 



Calyx split to the base on the upper side, bslow irregularly divided or cleft into 2 

 (rarely 3) entire or toothed lobes. 

 Calyx cleft on the lower side to near the base or at least below the middle. 



6. B. gymnncarpa. 

 Calyx cleft onlj- sUghtly below. 7. B. wyommgensis 



18. AGALINIS Raf. Ger.^rdia. 

 Pedicels slightly if at all longer than the caly.x. 



Corolla 2-2'5 cm. long. 1. A. aspera. 



Corolla 1-1.5 cm. long. 2. ,4. paupercula. 



Pedicels 2-6 times as long as the calyx. 3. .4. Besseyana. 



19. CASTILLEJA Mutis. Painted Cup, Indiax Paint-brush, Painter's 

 Brush, Souaw Feather. 



Annuals or biennial. 



Leaves and bracts linear to lanceolate, entire. I. Stenanthae. 



Leaves pinnatifld; bracts dilated and lobed. II. Coccine.\e. 



Perennials. 



Galea sev-eral times longer than the very short lip, usually at least two-thirds as long 

 as the corolla-tube; bracts in most species tinged with scarlet, crimson or rose. 

 Calyx cleft much deeper in front than beliind. III. Linariaefoliae. 



Calyx about equally cleft in front and behind. 

 Stem canescent. 



Stem toraentose-canescent ; bracts entire, or trilobed, with broad rounded 



middle lobe. IV. Integrae. 



Stem strigose or liirsutulons-canescent ; bracts 3-cleft, with linear lobes. 



V. Subcinere.\e. 

 Stem glabrous or pubescent, but not canescent. 



Leaves entire, rarely the uppermost slightly 3-lobed; corolla-lip very short 

 and callous. 

 Bracts usually entire and obtuse, oblong to obovate, broad, if 3-lobed 

 with a broad middle lobe. 

 Bracts tinged with crimson or rose. VI. Rhexifoliae. 



Bracts vellow with the very tips brown or red. 



VII. Lutescentes. 



