FIGWORT FAMILY. 235 



12. COLLINSIA. (Named by Nattall for the late Zacdwm Cdllimt- of 

 Philadelphia. ) Flowers handsome, mostly 2-colored. ® ® 



C. v^rna. Wild from Western New York W. : slender, 6' - 20' high, with 

 crvate or lance-ovate and toothed leaves, the upper clasping heart-shaped, and 

 slender-peduncled flowers in early spring, lower lip blue, upper white. 



C. bicolor, of California, and a handsome garden annual, is stouter, with 

 crowded flowers as if whorled, pedicels shorter than calyx, lower lip of corolla 

 violet, the upper pale or white, or in one variety both white. 



13. IjIKABIA, TOAD-FLAX. (Name from Linum, Flax, from resem- 

 blance in the leaves of the commoner species.) Fl. summer. 



» Leaves narrow, sessile, and entire : stems erect : flowers racemed. 



L. Canadensis, Wild T. Gravelly and sandy ground, with scattered 

 linear leaves on the slender flowering stems, or oblong and in pairs or threes on 

 prostrate shoots, and very small blue flowers. @ @ 



L. vulgaris, Common T., Ramsted, Butter-akd-Eggs. A showy but 

 troublesome European weed, of fields and roadsides, l°-3° high, with alternate 

 crowded linear or lanceolate pale leaves, and a dense raceme of yellow flowers 

 (I'long) with paler tips. 2/ 



L. triornithdphora. Cult, from Europe : glaucous, 2° - 3° high, with 

 Ovate-lanceolate leaves in whorls, and rather large slender-peduncled long-spurred 

 flovirers, violet and purple-striped, y. 



# « Leaves hroad, often lobed : stems and branches trailing : flowers very small, 

 yellow and purple mixed, on long axillary piduncles : natives of Europe. ' 



L. Elatine. Nat. in gravelly or sandy soil : hairy, with ovate and halberd- 

 shaped short-petioled leaves, the lower ones opposite. ® 



Xj. Cymbal^ria. Cult, as a delicate little trailing ornamental plant : very 

 smooth, pale, with rooting branches, and thickish almost kidney-shaped 3-5- 

 lobed leaves on long petioles, y. 



14. ANTIRRHINUM, SNAPDRAGON. (Name from the Greek, 

 compares the flower with the snout or muzzle of an animal.) Nat. and cult, 

 from Europe : fl. summer. 



§ 1. True Snapdragon, tvitk palate closing the mouth of the corolla, and erect 

 6r ascending stems, not climbing, 



A. m&jUS, Large S. of the gardens; with stems l°-3°high, oblong or 

 lanceolate entire smooth leaves, and glandular-downy raceme of showy flowers, 

 the critnson, pui-ple, white, or variegated corolla over 1' long. y. 



A. Ordntium, Small S. Weed in some old gardens and cult, grounds ; 

 low, slender, with linear leaves, and white or purplish axillary flowers ^ 

 long. ® 



§ 2. Maubandia-like S., ivith paJate not so large, nor fully closing the mottth, 



and stems climbing by tlie coiling of their slender petioles and sometimes of 



the pi-duncles also, 



A. maurandioides, cult, from Texas and Mexico, as MaurAndia 



antikrhinifl6ea ; smooth, with triangular-halberd-shajjed leaves, or some of 



them heart-shaped, and showy flowers in their axils, the violet or purple corolla 



1' or more long. y. 



15. MAITRANDIA. [Iffamed {or Prof, Mdurandy.) Excluding the last 

 preceding species, which has the flower of Snapdragon, and including 

 Loi-HOSPEEMUM, which has wing-margined seeds. Mexican climbers, with 

 trian'^ular and heart-shaped or halberd-shaped and obscurely lobed leaver 

 tender, cult, for ornament : fl. all summer. 



§ 1 . Corolla naked inside, rather obviously 2-lipped. 

 M. Barolay&.na. Stems and leaves smooth ; calyx glandular-hairy, clam- 

 my, its divisions lance-linear ; corolla purple, usually dark, 2' or more long. 



