Heliamphora, Darlingtonia. 25 



os oblique expansum, alatum, alae e basi ad marginem oris extensae et cum eo continuae, 

 extus sparse hirsuta vel glabra, alae marginibus dz hirsutae, os oblique ovatum antice 

 angustatum apertum , postice in operculum parvum concavum erectum vel reflexum 

 glanduliferum productum; ascidium intus a margine usque ad tertiam partem altitudinis 

 pilis numerosis deflexis obsitum (suprema tantum parte in foliis magnis saepius glabra), 

 medio glabrum, infra setis brevibus minutis conspersum. Scapus 40 — 60 cm longus X 

 2 — 3 mm crassus, basi vel versus medium unico (rarius duobus) folio amplexicauli sim- 

 plici vel ascidiformi instructus. Racemus 10 — 20 cm longus, 6 — 3-florus; bracteae ovatae 

 vel orbiculatae, amplexicaules; pedicelli 0,5 — 5 cm longi, graciles deflexi. Sepala 

 3 — 5 cm X I — 2 cm ovato-lanceolata, alba vel purpureo-alba. Petala 0. Stamina oo, 

 7 — 9 mm longa, glabra, antheris reclinatis. Ovarium 3 — 4 mm, ovatum, dense albido- 

 pubescens; Stylus glaber, apice truncatus. ' Capsula 1,5 — 2 cm X I cm, obovata, sparse 

 pubescens, ab apice depressa deorsum dehiscens. Semina 3 mm diametro, brunneo-aurea. 



Brit. Guiana: An sumpfigen Orten des Roraima- Berges; blüht im November 

 und Dezember. — Am Fuße des Berges (Schomburgk n. 645; Burke); am süd- 

 lichen Abhänge (Boddam-Whetham); auf dem Gipfel (Im Thurn n. 258 (1 884), 



n. 78 (1894), n. 679 (1898); (Mc Connell und Quelch). 



2. Darlingtonia t 



OIT. 



Darlingtonia*) Torrey in Smithson. Contrib. VI. (1853) 1, et in Torrey Bot. Bull. 

 11. (1871) 14; Gray in Amer. Journ. Sc. 2. ser. XVI. (1853) 425, et in 2. ser. XXXV. 

 (1863) 136; Morren in Belg. Hort. V. (1855) 113; Walpers, Rep. Ann. IV. (1857) 169; 

 Planchon in Fl. d. serres XIV. (1861) 125; Oudemans, De Bekerpl. (1863) \\ Benth. et 

 Hook. f. Gen. I. (1867) 48; Moore in Fl. Mag. (1869) t. 457; Thurber in Amer. Agric. 

 (1870); Hook. f. in Bot. Mag. XGVII. (1871) t. 5920; A. DG. Prodr. XVII. (1871) 3; 

 Andre, Illustr. hört. XVIII. (1871) 156; Robinson in Gard. Chron. (1871) 46; Masters 

 in Gard. Chron. (1871) 835; Baill. Hist. pl. III. (1872) 92; Torrey, Bot. Wilkes Exped. 

 XVII. (1873) 221", Hook. f. in Report Brit. Assoc. (1874) 110; Canby in Proc. Amer. 

 Assoc. Adv. Sc. XXIII. (1874) 64, et in Oesterr. Bot. Zeitschr. XXV. (1875) 287; Edwards 

 in Proc. Calif. Acad. Arts. Sc. VI. (1875) 161 ; Watson, Bot. of Calif. I. (1876) 17; Kurtz 

 in Verhand. Bot. Vereins Brand. XX. (1878) 5; Hooper in Calif. Hort. IX. (1879) 13; 

 Wunschmann in Engler u. Prantl, Pflzfam. III. 2. (1891) 252; Macfarlane in Ann. of 

 Bot. VII. (1893) 403; Howell in Erythea III. (1895) 179 sub nom. Chrysamphora, et 

 in Fl. N. W. Amer. (1903) 30. — Non Darlingtonia DC. quae Desmanthus et Neptunia 

 est, nee Darlingtonia Torr. (1848?) quae Styrax californicum Torr. est. — Chry- 

 samphora Greene in Pittonia II. (1891) 191; Howell vide supra. 



Flores solitarii, nutantes, in fruetu erecti. Sepala 5, herbacea, patentia. Petala 5, 

 supra medium constrieta. Stamina 15. Pistillum 5-carpellatum ; ovarium obeonicum 

 5-loculare, loculis cum sepalis alternantibus; Stylus cylindricus superne 5-radiatus, stig- 

 matibus terminalibus ; placentae ovarii magnae diffusae, ovula oo anatropa. Capsula 

 loculieide valvis 5 ab apice dehiscens. Semina obovato-clavata, inferne elongata, raphe 

 inconspicua, testa papulosa, tegmen tenue; embryo parvulus cylindricus basi albuminis 

 granuloso-farinacei situs. — Herbae uliginosae Californiae septentrionalis et Oregonis 

 australis. Folia omnia aseidiformia (rarissime squamiformia, vide p. p. 3, 9), ereeta, 

 cylindrica; petiolus solidus alatus aus amplexicaulibus ; ascidium elongato-tubulosum 

 spiraliter tortum, superne sensim ampliatum, antice unialatum, ala a basi ad os extensa, 

 apice in cucullum magnum compresso-globosum albido-maculatum os obtegentem 

 expansum; os deorsum versum; operculum processum bifidum ab ore dependentem 

 formans, glandulis multis minutis neetariferis obtectum; ascidium intus in parte cucul- 

 lata pilis validis et glandulis conspersum, dein ab ore minute pilosum, inferne pilis 



*) Dicat. Dr. Guil. Darlington, West Chester, Pennsylvania. 



