martynia. SESAMEAE. 519 



ellipsoidea cornuta, cornubus drupam subaequantibus, sutura superiori alata incisa; se- 



minibus rhomboideis compressis. © — Crescit ? 



2. M. ALTHEAEFOLIA Bth. Bot. of Belch. voy. of the Sulphur 37. f - Foliis alternis cor- 

 dato-ovatis sinuato-3— 7-Iobis; calyce obliquo quinquelobo antice fisso, corollae tubo plus 

 duplo breviore; staminibus fertilibus quatuor. O — Herba rudis diffusa hispida et vis- 

 cosa, bis vel ter dichotoma et in axillis foliorum ramulis brevibus praedita, folia alterna 

 in petiolo 2— 4-pollicari pollicaria vel sesquipollicaria obtusissima, irregulariter smuato- 

 crenata vel in lobos breves latos divisa, basi profunde cordata crassa et utrinque villo- 

 sissimo-pubescentia, basi 3— 7-nervia, nervis venisque vix promincntibus, folia ramulo- 

 rum multo minora suborbiculata, racemi ad apicem ramorum breves, pedunculi pauci 

 distantes 2— 3-pollicares hispidi, bracteae minutae squalnaeformes, calyx forma M. pro- 

 boscoideae, sed multo minor vix semipollicaris hirsutus, corollae tubu^ 12—13 lin. lon- 

 gus, superne amplialus, laciniae breves patentissimae, drupa oblonga, negleclo roslro 

 bipollicaris, rostrum quadripollicare incurvum, apice subhamalum acutum, cortex spon- 

 giosus ferrugineus villosus. — Crescit in Californiae „Bay of Magdalena". 



VII. (4174.) (KUIOHRII Linn. 



(A. P. DC. Prodr. IX. 254.) 



VIII. (4181.) .lOSKPHIM 1 Vent. 



(A. P. DC. Prodr. IX. 255.) 



IX. (4180.) PRETREA Gay. 

 (A. P. DC. Prodr. IX. 255.) 



X. PTEROniSCUS Hooh. 

 (Hook. Bot. Magaz. t. 4117.) 



Calyx parvus profunde quinquepartitus. Corolla infundibuliformis, limbo 

 patente quinquelobo, lobis subrotundis subaequalibus. Stamina 4 didynama 

 inclusa, prope basin tubi inserta cum rudimento quinti, filamentis basi incras- 

 satis lanosis, antherae loculis duobus triangularibus, poris oblongis dehiscen- 

 tibus, per paria cruciatim approximatae. Germen ovatum obliquum, basi dorso 

 glandula incrassata hippocrepiformi instructum. Stylus filiformis inclusus, sta- 

 mina excedens, stigma bilabiatum, segmentis subulatis serratis, inferiore re- 

 curvato. Fructus coriaceus capsularis indehiscens subrotundo-compressus, mar- 

 ginibus late bialatus, disco subtuberculatus, bilocularis vel pseudo-sexlocularis, 

 loculis duobus seminiferis. Semina solitaria pendula oblonga tereti-compressa, 

 margine superne producta subulata subutriculosa, albumen nullum vel tenuis- 

 simum, embryo inversus, radicula ad hilum spectante brevi conica, cotyledo- 

 nibus oblongis hemisphaericis. — Herbae Africae australis: radice tuberosa; 

 foliis oppositis oblongis sinuato-dentatis, petiolis brevibus, utrinque uniglan- 

 dulosis; floribus axillaribus solitariis speciosis purpureis. 



1. PT. SPECIOSUS Hook. 1. c. - Van Houtte, Flora der Gewacbshauser II. Hft, 1. t. 6. f 

 — Caules herbacei crassiusculi, folia brevissime petiolata, 2—3 poll. longa, 7—12 lin. lata 

 oblongo-elliptica, utrinque obtusa remote obsoleteque sinuato-denticulata, subtus glau- 

 cescentia, flores axillares solitarii subsessiles pulcherrime purpurei tripollicares. 2J. — 

 Crescit in Africa australi. 

 Adnotatio. Beliquae species hujus generis adhuc indescriptae in herbariis hortisve 

 botanicis latent. 



XI. (4177.) PEDALIUIH Royen. 

 (A. P. DC. Prodr. IX. 256.) 



XII. (4179.) ROOERI i Gay. 

 (A. P. DC. Prodr. IX. 256.) 



