588 XClir, ERICACE^. [A^tdromedm. 



nitida, albiimine camoso ; embryo axilis, cylindraceus^hiloproxima. — Fniticulus humilis, 

 glaberrimus, ramis virgatia paucifoliatis. Folia sparsa, breviter petiolataj crasse coriacea, 

 liiicarla \\ lanceulata, marginibns intagerrimis revolutiy, supra reticulatim venosa, subtns 

 glauca, costa prominula. Flores in umbellas paucifloras terminales e gemmis squamosis 

 oriundas dispositi, gi^acilc pedicellati^ albi v. rosei, pedicellis basi bracteatis et 2-bracteolatis, 

 Fructus erectus. 



Species 1, in turfosie regionum temperatanim et snbarcticarum hemisphfierii borealis crescens. DC. 

 Prod. vii. 606 {cvcl. 2). Nies, Gen, FL Germ, licichh. Ic. FL Germ, t 1101. 



17. Pieris, Don in Edmh. N. Fhil Journ, xvii. 159,— Calyx liber, 5-fidus v. 5-partitiis, 

 segnicntis ovatis aciitis in alabastro apertis valvatisve, persistens. Corolla ovoidea v, 

 cylindraceo-urceolata, 5-dentata, lobis reciu-vis. Stamina 10, inclusa ; filamentis basi 

 corolla; coliperentibiis v. liberis geniculatim flexis apice ad antberaruiu iusertionem v. 

 demissiua 2-calcaratis, calcaribus reciirvis v. in sect. Maria obsoletis ; anther<'e dorse 

 prope basin affixie^ ovoideajj apice poris ovalibus magnis dehisccntes. Discus 10-lobus, 

 Ovarium globosum, apice iutrusuni, 5-loculare ; stylus columnaris, stigmate truncato ; ovula 

 in loculis numerosa, placentis axi loculi infra apioem affixis inserta, Capsula globosa, 5- 

 loba, 5-lociilariSj valvis medio septiferis ab axi persistentc placentifero solutis, marginibus 

 siepe incrassatis, polysperma, Semina horizontalia et pendula, scobifonuia^ lineari- 

 oblonga clavata v, falcata, testa l^vi non alata membranacea, albuminc caruoso ; 

 embryo axilis, cylindraceus, radicula Jiilo proxima, — Arbores et frutices, glabri v. pubcs- 

 centea, ramxilis teretibus. Folia altcma, petiolata, persiatentia, integenima v- serrulata. 

 Flores in racemoa axillarea v. terminalea breves v. elongatoa dispositi, albi rariua rubri, 

 breviter podicellati, bractcati et l-S-bracteolati. 



Species ad 10, montium Himalayae, Peniusulffi Malayanse, Japonite et Amcricse boceali-orieDtalis 

 incolse- DC. Prod, vii, 598. A. Gray, Man, Bot, N. U, St. ed, 5, 295 (Andromedfs sect. Portttna et 

 Pieris). Maxim, in Bull. Acad, Imp. Petrop, xviii. 47 ; MeL Biol, y\n, 614 {Audromedte sp, 1-7)- 



Genus in sectiones sequentcs natiu-ales dividitur : 



1. Eiipieris, Sepala apcrta v. obscm'c valvata. Semiua siiperiora horizontalia, inftriorapendula. 

 Folia integerrima. Eacenit axillares et terminales. Bractese et braetcolii' caducte. Species boreali- 

 American£e, Himalaicae et Japouicpe {P. ovalifolia, Don). Wight^ Ic, t. 1198, 1199 {Andromeda), 



2. Portinia, Sepala in alabastro iusigniter valvat^i, coriaeea, Semina fere omnia pendula, nunc 

 alata. Folia coriacea, serrata. Eacf^mi sinipliccs axiUares v, ad apices ramornm paniculati. 

 Bractefe et bracteolse oaducse. Hue pertinent P. japonica ct P. formosa, Bon, et P, Jloribunda 

 (Leucofhoe, Don), Ga^rttt. ^tccf. t. 178. iVighf, Ic. t. 1200. Bot. Mag. t. 156G. BoU Heg. L 807- 

 {o/tmes S7S Andromeda). Portuna, Nutt. i7i Trans. Amer. Phil. Soc. viii, 268. 



3. PhillyreQides. Sepala jam in alabastro aperUi, Semina pendula, testa laxa. Folia coriacea, 

 serruiata. Hue P. j:jA;7/yj'(?^b?i"fi ex America boreali. Hook, le. (, 122. Bot. Beg. t. 56 (Andromedn), 



4. Maria, Sepala jam in alabastro aperta. Antherarum calcaria erecta, brcvissima v. obsoleta- 

 Seniina nuniina, brevia, placentis undique iiiseria, erecta horizontalia et pendnla. Folia integerrima, 

 Flores in coryinbos \. fascicules axillares dispositi, pedicellis basi bracteatis et bractcolati*^. An 

 genus proprium ? Includit P, marianam (Letteothoe sect. Marin^ DC.) a?itheris muticis et foliis de- 

 ciduis et P. nifidam {Androuieda, Mich.), Bot. Mag. t. 109^, 1579 i/indromcda), 



^GiALKA, Klotzsch in Walp, Ann, ii. 1113, species indescripta, verisimilitcr atl Pieridem refer 

 cuda est* 



18. Enkianthus, Lour. Flm\ CocK 277, (p^o parte Melidora, Sallsk m Trans, HoH, 

 Soc. Lond, iL 156). — Calyx liber, G-Iobus, lobis bruvibxis acutis v. obtusis persistentibua. 

 Corolla canjpanulata siibglobosa v, urceolaia, breviter 5-loba, lobis imbricatis iiitegris 

 V. laeiniatis, basi rotimdata v. 5-gibba, induplicato-valvata. Stamina 10, inclnsa, fila- 

 mentis infra medium dilatatis ; antherte oblongte, loculis dorso apice aristatis, rimia bre- 

 Tibus antice dehiscentibus. Discus v. i>arvus 5-lobus. Ovarium ovoideum, 5-loculare ; 

 stylus filiformia v.subulalus^ stigmate simplici ; ovula in loculis pauca, a placentis ax)ici loculi 

 adnatis pendula, Capaula ovoidea v, ublonga, crasse coriacea v. sublignosa, 5-gona, 

 5doculariSj loculicide5- valvis, angulis (valvarum marginibusreflexis) costatis, 1-oligosperma. 



