58 



Urban : 



— Burgk artia Neck. Eiern. II, 377. — Burcarda J. F. Gmel. Syst. 

 nat. II, 514. — Erblickia B. Seem. Bot. Her. 130; Bentk. et Hook. 

 Gen. I, 807 ; Triana et Planck. Prodr. Flor. Novo-Granat. in Ann. d. 

 scienc. nat. V. Ser. XVII, 189. — Turnerae sect. Piriqueta Poir. in 

 Lam. Encycl. VIII, 145. — Turner a pro parte v. spec. Linn. Spec. 

 Plant. I ed. 271 et Gen. n. 376; Poir. I. c. 141; DC. Prodr. III, 346; 

 Camb. in St. HU. Flor. Bras. mer. II, 154; Harv. in Harr, et Sond. 

 Flor. Cap. II, 599; Bentk. et Hook. Gen. Plant I, 806; Baill. Hist. 



Plant. IV, 321. 



Sepala sub inedio in tubum infundibuli formen v. obconico - cam- 

 panulatum, ad insertionem filaraentorurn nudum v. callis semiorbiculari- 

 bus v. ligulatis notatura 10-nervem coalita , rarius plane libera , sub 

 fauce Corona membranacea plerumque difficulter conspicua, ad petalorum 

 basin latere interiore continua et manifesta 0,8—2 mm longa, superne 

 v. usque ad medium fimbriata v. dilacerata exornata. Petala calycis 

 fauci inserta, inferne cuneata vix unguiculata , praeter coronam nuda. 

 Filamenta e tubo calycino 0,2 — 1 mm longe supra basin abeuntia, 

 glabra subglabrave, rarissime inferne pubescentia; antlierae basi solem- 

 niter emarginatae v. profunde excisae, apice truncatae v. le viter emargi- 

 natae, raro apiculatae v. mucronatae. Styli glabri subglabrive, apice 

 manifeste multipartiti, rarissime inferne pubescentes et margine stigmatoso 

 obsolete fimbriati. Fructus breviter globosi usque elliptici, breviores 

 v. duplo longiores quam crassiores , a medio paene usque ad basin 

 debiscentes, dorso tuberculati v. laeves, interdum in medio valvarum 

 sulcati. Semina irregulariter pluriseriata, recta v. curvata, reticulato- 

 striata, areolis reticuli 1- v. non porosis , in liilum subito contracta, 

 arillo unilaterali , longitudine semen aequante v. breviore , margine 

 crenato v. sublacero. 



Herbae annuae, perennes, suffruticosae, frutices v. arbores, pube 

 valde varia, saepius pilis stellaribus ferrugineis v. aureis et setulis (seeer- 

 neniibus) patentibus vestita. Stipulae nullae v. evolutae. Folia forma 

 varia , glandulis basalibus et petiolaribus prominentibus carentia , sed 

 interdum juxta marginem inferum subtus glanduloso - impressa v. crenis 

 apice glanduliformibus v. glanduliferis. Inflorescentiae axillares l~florae, 

 raro more cincinni pluriflorae , pedunculis liberis, propkyllis evolutis v. 

 deficientibus, ßoribus erectis. Petala lutea, rosea, purpurea, caerulea v. 

 raro alba venis purpureis. — Speeles 19, Americam a Mexico et Carolina 

 sept. usque ad Buenos Aires inhabitantes , 1 Africae Capensis, 2 Mada- 

 gascariae incolae. 



Obs. Si prophylla deficiunt, pedicellus est pars peduneuli ab articulatione usque ad 

 calycem. 



