489 



BROM ELIACEAE : DYCKIA. 



490 



Byclcia ntrifiora Grah. (nee Schtilt. fit) in Bot. Mm/, 

 t 3449; Limll in Bot. Hey. L 17S2; Beer, Brom. p, 157; 

 Bale- Brouf. p. 131. n, 7. ((luoad diagn.). 



Dyckia rariflora var. remotiflora Bah. Brom. p. 1S2. 



Tekrkstrih, auiiulis, florifeui nouuuuquam usque ad 1 m, alta sed 

 saepisftime minor, 0,5 nu haud uttiugeus, fomis od e rhizomate bres-issinio 

 urassoque recto prodeuntibus , vagiiiis bulburn spectalnleiu formantibus, 

 exterioribiift totis, intituis quoqne apice saltern arcuatim decurvis, basi in 

 vagiuam bitissinie ovato-subtriauguhireiu, brevem, intua t!liil>ram nitidamque, 

 dorKo praesertim supra lepidotaiu, panllo bruuucsceiitem vel foliis iuteiioii- 

 btis albidauij incrmem integranique siibito dilatatif^, valde caualiculato- 

 coucavis, prope apiceni fere complicatis, sueto (iu speciminibus terrae 

 uatali desumpti-s) vix 0,14 m. lougis, iti caldariia nostris usque ad lougi- 

 tudinera 0,25 m. elongatis, super vaginam ad 13 mm. bitis, anguste liuearibus 

 Rensim in aculeuni terminalem, valide pungentem, brunueseentem attenuatis, 

 margine aculeolis aciculosis , reetis pateutibus vel retro, rarius sursum 

 versis, noununquaui curvatia, 1 — 3 mm, longis, brunueis deuaiuscule hor- 

 ridLs, perrigidis^ utrinque viridibus supra subglabris + nitidis, subtus 

 teuuiter lei*idotid vel item subglabris pallidioribus, opacis. iNFLuaKSCKXTiA 

 paucifloia— submuUiiioraj iu scapi basi medioque glabriusuuli , apiuem 

 versus leviter i:uiuaceo-tomeiitelU, teretis, uouuuuquam fere 1 lu. alti ^ed 

 aaepissinie luuniliorls, foHoIis creberrimis pallide viridibus vel sub^^tratuineis, 

 semiauiplexicaulibus, super basin fere orbieulatim dilatatia scapum vagi 

 natim involventibns, in acumen longum tenueqnc, mite nee cariuatum 

 productis, iutiujis semper, superioribus saepius margine crenubitis^ dorso 

 farinaceo-lepidotis sed saepissime omuino glabratis , 25 — 15 mm. lougis, 

 quam inlernodia (iuferioribns) mauifeste longioribus vel ea (HUperioribiis) 

 aequantiljuR, ravo panllulum brevioribus dense induti apit:e elata simplicis- 

 sima, laxiuscule apicata, + 0,12 m, longa, ibachi snbaurauliaca vel rubenti, 

 recta vel iufima basi solum obscure geuitnlataj viva tereti sicca minute 

 lineatim angnlosa; bracteis patentibus flores recipientibus, latissime ovatis, 

 apice longiuscnle acumiuatis baud pungeutihns, satis concavis, iutegris 

 vel margine paullo serrulatis, dorso farina facile detergibili obtecli?, 

 6 — 10 mm, longis, floris calyce semper conspicue brevioribus. Fj^okes 

 generis fere niaximi usque ad 22 mm, longi, pedicellis crassis brevibusque, 

 farinaceis stij)itati suberecti, sepalis in statu sicco chartaceis lateqne 

 pclUicido-margiuatis vivjs carnosis, pallidius quam petala aarantiacis, 

 usque ad 9mm. longis, stricte eroctis petala cingontibus, ovato-ovalibus, 

 apice aubrotundatis brevissinioque acuminulatia, valde concavis cucuUatis, 

 margine baud fimbriatis, Pi;iai.a + 19 ram. longa, e lamina latiasime 

 siibcordato-ovata, acuta, valdo complicatim carinata, margine vix undnlata 

 aiibito in ungues late lineares, totos staminibu.H coalitos tnbum formantes 

 contractu, per anthesin suberecta. Stamina petalis conspicue breviora 

 per antbesin + porrecta, iilamentis craiwe carnosis, liuearibus, antbcras 

 versus sensim angustatis, ultra tnbum petaleo-slamineum 5 mm, longum 

 liberis; autberis fiavis, angustissime triaugularibus, basi truncatis giosse 2-, 

 obscure 4-deutatis, superne luuge acutis, in 7* ^^'^^i^* dorsifixis fllamen- 

 toruni apit^e foveolo speciali inserto, primum lectis deinde solemuiter 

 recurvis; polliuis graunlis craase ellipsoideis, profunde sulcalis, dense pro- 

 minulo-punctnlatis. Ovauium glabcrrimumj ellipsoideum, proAmde 3-suI- 

 catnm, in stylum maximum (ovarium aequans vel paullo superans), sacpius 

 tortum profunde longitudinaliter sulcntnm subito oontractnm; stigmatibus 

 liberis, erectis, antheras baud attingenlibus; placentis interno loculorura 

 ansnlo a basi super medium liueariter alfixis; ovulis quoque in loculo 

 CO coufertissimis, ala raembranacea perasymmetrica, suborbieubiri ciuctis, 

 Capsula ad 18 mm. longa, aubatra nitidaqne, 9-costata, aepticide debi&cens 

 loculicideque infra medium inscissa, laevis, ellipsoidea, apice lougiuscule 

 acute rostrata; semiuibus ao ad 6 mm, latis^ suborbicnlaribus, ala coriacea 

 perasymmetrica, ad partem productam rotundatani subbyaliua cinctis. 



Babitat in repuhlica Uruguay, ubi Uijerunt Tweedie; ibidem 

 loco no7i indicato: Sellow n, 228, Arechavalda n. S42. Floret Janmno, 

 (V. V. in liort BcroL^ VratisL et s. indiijenam in herb. Bcroly Pdrop^, 

 Ttiric, cultam mepissime occurrentmh) 



29. DYCKIA MONTEVIDENSIS C, Kocn: foliis 

 margine conspicue spinulosis; vaginis scapalibus quam inter- 

 nodia brevioribus, integerrimis; inflorescentia simplicissima, 

 densiuscule subspicata; bracteolis latissime ovatis breviterque 



Bromel. 



acutis, sepala subaeqiianlibus vel iis pauUo brevioribus; flori- 

 bus pedicellis crassis miiiuiisque slipitatis; sepalis brevissime 

 auutiusculis mnci-ouulatisque; staminibus petala aequantibus, 

 filamentis ultra tubum petaleo-stamiueum liberis; stylis 3 

 infime connatis, ovarium fei^e aequantibus. 



Dyckia Monievidcmis a Koch in hid, Sem. Urt Berol 

 1S73. app. 4, p. 4. 



Bychia rariflora var MontevuUmis Bale. Brom. p. 132. 



Enchollrion Montevidense Benih. in BetUk ei Hook. 

 Gen. Ill p. 667. 



Saxicola vel terrestris, acanlis, tiorifera nsqne ad 0,5m. alte Md 

 sacpis-sime buunlior, foi.us co e rhizoniato brcviKsiino laloque, recto, basi 

 radices rd)rosas penicillatas procreante proUeuulibns vaginis bulbum spet'ta- 

 hilem fonuautibos , ext^^riorihns decurvis iutirais stricte erectis; basi in 

 vaginum clougatam ± obovatam, iulus glabram uitidaiuque, doreo + denw 

 lepidolam, apice aculeolis paadi a*iculo»ia urmatAm ftubsubito dilatatis, 

 valde canalienlato- concavis praoscriim apicem vwius margine recurvo 

 fere complicatis, arl 0,25m. lougis, super va^iuam usque ad 15 mm. laliR» 

 anguste linearibus sensim in ncnioum (erroinnlem tonuem . pnngontem, 

 brunneum attemiatis, ninrgine aculeolis tennissiniis ariculoftis, rectift pat<*nti' 

 bus vel retro, rarius surKum veniis, nonnnnfiuam curvatis, ad 3 nun, IoukIk, 

 bruuneis dense borridis, utrinque sed praescrtim subtus lepidibns mem- 

 brauam cineream subsiwugiosani formantibus, din persieteutibus obtectia, 

 iNKLoitK^CKNTU subpauciflora, in scapi glabri vel Kubglabri, lerctis, mjque 

 ad 0,5 UL alti sed saepissime minoriti, foliulia crebris Btiamineis, auipiexi- 

 caulihus, e basi latissima sulmrbicnlari , scapam Tftginaiim involveute in 

 acumen leuuissimum, nee carinatum nee pungcns produ<tifl, integerrlmifl, 

 glabris nitidis(ine, 15 mm. longis qnam intemodfa brevioribus eon^ivrf^i 

 apice elata simplicissima, densinscule subspicata, + 0,14 m, loiiga, rbacln 

 pnrce tomeutella vel glabrata praesertim basi obscure gonicubita, lineatim 

 (sicca) angnlosa; bracteis suberectis floret recipientibus, bdissime ovatis, 

 valde concavis, apice breviler acuminatis baud pungentibus, glabris uitidis- 

 qne, ad U mm. longis, lluris axillaris calycem subaeqaantiUmj vel paullo 

 brevioribns. Floras + 15 mm lougi, pediceUis crasrsta miuutisixue stipitlitl 

 sul>erecti, -sepalis (siccia) chartaceis pcllncidi^j glabratis siibnitidisqne, ad 

 7 mUK lougis, stride erectis petiila <nngentibu3, late ovatis apice brevissime 

 acutiusculis nuuronulatisqiie, margine himd fimbriatis, valde concavis nee 

 tamen cncullatis. Pktala + 15 mm. louga, e bnnina rhomboidea, apice 

 solemuiter acuta, valde carinata, margine hand niidulata sensim in nnguem 

 late liuearem attennata, ultra '/« longit filamentonim indole counata, per 

 anthesin subpatentia. Stamina petala aequantia i>er anthesiu porrecta, 

 iilamentis crasse carnosis, linearibus e generis angastioribus, apice scusim 

 attennatis, ultra tubum petalco*stamiueum liberis; autberis flavis, sub- 

 liuearibus, basi truncatis 4-dentatis, supernc longe acutis, prope basin 

 dorsifixis filamentorum apice foveolis linea promint ale defiuitis insertis, 

 reetis; pollinis graunlis crasse eUipsoideis, profunde snlcatis, punctnlis 

 minutis dense obsitis. Ovaeidm gljiberrinuim, tenuiter pyramidato-triKonnm 

 suI)cIavifonne, S-i^^nleafnni; stylis maximis (ovarium fere aequantibos) iu- 

 fima basibreviter connntis, eelerrime dissociatis strict^ erectis ; stigmatibus 

 aniheras hand attingeutibns elongatis, inter sese liberis, ± spiraliter tortis; 

 placentis interno loculornm angnlo a basi ad */4 altit, liuejiriter affixis; 

 ovulis quoqne in loculo ao conlfertissimis, ala hyalina, latere anguste 

 fnlciformi-elongata cinctis, CArsuLA crasse trigono-ellipsoidea, ad 11 mm. 

 louga, septicidedehiscensetlocnlicide ultra medium iucisa^ badia, pernifida, 

 costis 9 lougitudiualibus pracdita, apice manifesto apicnlata; semiuibus 

 X ad 5 mm- latis, basi acutis apice late rofundatis, ala coriacca ad partem 

 solemuiter falciformcm hyaliua cinctis. 



Habitat in republica Argentina ad Concejicion dei Urugmy, collihus 

 siccifi incola: Lorentz n- 849 ; in Uruguay prope Mo7ttevideo: 8eUm 

 n. 228, 305; in Brasilia australi: SeUow h. 3178, 3247. Floret Xovmhiy 

 Decemhrl (V. 8. in herb. BeroL, Bieron.^ Lml, Vratisl.) 



30, DYCKIA VAGINOSA Mez n, sp, foliis margine 

 conspicue spinulosis; vaginis scapalibus internodia superantibus 

 vel aequantihus, superioribus integris, inflorescentia simpli- 

 cissima, densiuscule subspicata; bracteolis e latissime ovato 



63 



