HVDROPIirLLACK^ 27 i 



included. Stigma cmarginate. Achenia perforate at the 

 base, with mostly rugose surfaces. — SJioivy, mostly Euro^ 

 pean plants with cyanic /lowers. 



A. OFFICIANALIS, L. Bugloss Ox-tongue. 



Ltavej lanceolate, clothed -with short stiU appressed hairs : tpil.es one-flided, im* 

 bricated ; calyx as lonj? as the tube of the corolla. A rough garden plant, native' 

 of Britain. Stem 2 foet high, rough with brfcVy hairs. Leave t long, rough. 

 Biracts ovate, flowers purple, with a long hairy corolla, very attractive t© bees. 



12. PULMONARIA, Linn. Lungwort. 



Calyx prismatic, 5-angled, 5-toothed. Corolla funnel- 

 form, with a cylindrical tube ; orifice hairy in 5 lines al- 

 ternating with the stamens. Achenia imperforate. — Euro- 

 pean perennial herbs, with mostly blue Jlowers. 



P. OFFICIANALIS, L. Common Lungwort. 



Plant rough; rad'.oxl leaves ovate, cordate, pcabrone ; stem hares ovate, penile; 

 calyx a a long as the corolla tube. Native of England, but naturalised and culti- 

 vated in our gardens. Stem 19 to 15 inches high, with rough leave*. Flower* 

 blue, in terminal clusters. 



Order 76. HYBR0PH7LLAGEJE .— -Wdterhaf Family ■. 



LT •-!>.', c mhiumfy hairy, wi'Jh'mnsV.y alternate ani cut-ldbed leaves, regvlar 5 parted 

 and 5-androu$ b'uz or white flowers, and an ovoid entire 1-ceUed ovary, with 2 parietal' 

 f«w to many ovtded placenbe, which usually project into the ceU and often lin&sit like 

 an inUri'jr capsule. Sryi.s --cleft above. Capsdlb globular. 2-valved few-seeded. 



1. HYDROPHYLLTJM, Linn. Water-leak 



Qr. hwlor. water, and phuilon, leaf, cf no obvious application to the plant. 



Calyx 5-parted, rarely with a small appendage in. each 

 sinus. Corolla bell-shapad, 5 -cleft, the tube furnished with 

 5 longitudinal appendages opposite the lobe which cohere by 

 their middle, with their edges folded inwards, forming a. 

 nectariferous groove. Stamens 5, exserted; filaments more 

 or less bearded. Ofary bristly-hairy. Capsule globose, 

 2-celled, 2-valved, 4-seeded, 3 of the seeds mostly abortive. — 

 North American perennial herbs, with petioled pinnaiely or pahnaic- 

 ly veined leaves, and seorpoid braclless clustered cynus of white or 

 pale blue Jlowers. 



* Calyx not appendaged : JUamenis mtteh exserted. 



1. H. macrophyllum, Nutt. Great Waterleaf. 



Sough hairy; Uaws oblong, pinnate and pinnatifid, the divisions ovate, obtrue-, 

 eoAT3ely cut-toothed: ptdunah yery long; ealyx-htiM lanceolate-acuminate with a . 

 broad base, Yery hairy. 



