^77 COLLINSONIA. 



1. T. VULGA'riS — Stfms procumbent at base, erect; leaves revolnte 

 at the sides, oblong-ovate and lanceolate ; verticils in terminal, leafy spikes. 

 Native of S. Europe and cultivated for culinary purposes. Stems sutiruti- 

 cose, numerous, branched, G — 10 inches high. It is higlily aromatic, as well 

 as the other species, and is peculiarly attractive to bees. Blossoms in sum- 

 mer. Garden Thyme. 



2. T. Serpy'llus. 



Steins decumbent ; leaves flat, elliptical, obtuse, ciliate at base ; floicers 

 capitate. An aromatic plant, similar to the preceding, but milder and rather 

 more pleasantly flavored. Stems suff"ruticose, wiry, slender and wavy, with 

 leafy, downy and ascending branches, each terminating in a small, dense, 

 oblong head of purple flowers, much frequented by bees. Leaves entire, 

 petiolate, punctate, smoolhish, ciliate. Corolla purple, spotted. June. Cul- 

 tivated and naturalized. ICild Thyme. Mother of Tlujvie. 



14. SATURE'JA. 



Calyx tubular, 10-nerved ; segments of the bilabiate corolla 

 nearly equal; stamens diverging, scarcely exserted. 



Arabic sritur, the general name for labiate plants. Upper lip of cor. erect, 

 flat,; lower lip spreading, 3-lobed, lobes nearly equal. 



S. HORTE'NSIS. — Stem branching; /ca?;c5 linear-oblong, entire, acute 

 at the end ; peduncles axillary, cymcse. Native of Italy. Cultivated as a 

 culinary arojnatic. Stem branching and bushy, a foot and a half high, woody 

 at base, frequently changing to purple. Leaves numerous, small and nar- 

 row, with axillary cymes of pink-colored flowers. Calyx about as long as 

 tlie corolla. July, Aug. Per. Summer Sa cor y. 



15. HYSSO'PUS. 



Upper lip of the corolla erect, flat, emarginate, lower lip 

 3-parted, the middle segment largetit, tube about as long as 

 the calyx ; stamens exserted, diverging. 



Hebrew ezob ; Arabic azzof; Eng. hyssop. It is uncertain to what plant 

 the ancient name was applied. C;il. tubular, 15-nerved, equally 5-toolhed ; 

 throat naked. Cor. bilabiate, lower lip in 3 segments of which tiie middle 

 one is lono-estand crenate, obcordate. Anth. 2-celIed ; cells linear, divaricate. 



H. OFFICINA'LIS. — Leaves linear-lanceolate, acute, entire, sessile; 

 calyx tcrth erect ; flowers in racemose, secund verticils, middle division of the 

 corolla '2-lobed. entire. The common hyssop is a native of S Europe, often 

 met with in our o-ardens, bemg cultivated for its reputed medicinal properties. 

 It i.f a handsome plant, growing in tufts, 2 feet high, with delicate foliage and 

 bright blue flowers. July. Per. Hyssop. 



1 G . C O L L I N S O' N I A . 



Corolla exserted, campanulaleringent, upper Up in 4 sub- 

 equal lobes, lower lip longer, declined, fimbriate; stamens 2, 

 (rarely 3) much exserled, divergent. 



Name in honor of John Collinson, an English botanist. Gal. ovoid, bilabi- 

 ate, about 10 nerved ; upper lip truncate, 3-toolhed, lower lip bifid. Anth, 

 ii- celled, cells divaricate. 



Y 



