Page:Journal of botany, British and foreign, Volume 34 (1896).djvu/538

 502 DECADES PLANTARUM NQVABUM AUbTBO-AFRICANARUM. excedentibus ; acheniis immaturis oblongo-cylindricis, sericeis, pappi squamia lanceolatis acuminatissimis, sublaceratis. In regione austro-orientali : in collibus lapidosis ad fontes flu- minis Polela, in mentis Drakensbergen, alt. 6000-7000 ped., Febr. 1896, M. S. Evans, No. 611. A species of tbe section Trichocoma, allied to B. setifera DC, but well distinguished by its habit, leaves, inflorescence, and smaller heads. 15. Convolvulus transvaalensis, sp. n. Perennis, e basi ramosus ; ramis filiformibus elongatis, decumbentibus, villosis, satis dense foliatis ; foliis erectis breviter petiolatis circuitu lineari- bus vel lineari-lanceolatis, acutis, basi auriculato-sagittatis marginc plus minus undulato-dentatis, utrinque piUs brunneo-cinerascenti- bus tomentosis, subtus reticulato-venosis, superne subrugosis, 3-5 cm. longis, medio fere 0*5-1 cm. latis, petiolo tomentoso 0-3-0-4 cm. longo ; floribus singulis niveis graciliter pedunculatis, pedunculo filiformi erecto nunc folio sequilongo, nunc paulo breviore, tomen- toso, supra medium bracteolis 2 oppositis erectis, anguste linearibus tomentosis, calycis basin attingentibus, ornato ; calyce quam corolla duplo breviore, foliolis erectis tomentosis inaequilongis, 3 exteriori- bus ovato-lanceolatis acuminatis, interioribus 2 paulo minoribus angustioribusque ; corolla c. 25 cm. longa, extus lineis 5 e basi usque ad apicem acutam loborum pilosis ornata, caBterum glaberrima, apicibus loborum brevissimis acutis ; staminibus quam corolla duplo brevioribus, filamentis dimidioinferioreadnatis, filiformibus glabris, apice plus quam tertia parte bibrachiato, brachiis suberectis fili- formibus ; antheris linearibus ; stylo staminibus sequilongo filiformi glabro, ovario glabro. In regione austro-orientali : in collibus graminosis prope Bar- berton (Transvaalise), alt. c. 3000 ped., Aug., Sept. 1889, E. E. Galpin, No. 430. Nearly allied to C. natalensis Bernh., but with different foliage and inflorescence. 16. Chsenostoma macrosiphon, sp. n. Suffrutex debilis, erectus, ramosus ; ramulis erectis teretibus glabris ; foliis oppositis linearibus vel lineari-subspathulatis acutis, tenuissime puberulis, basi nunc in petiolum brevissimum attenuatis, 0*8-2-2 cm. longis, internodiis nunc sequilongis nunc brevioribus ; floribus axillaribus singulis, graciliter pedicellatis, pedicellis suberectis fiUformibus, tenuissime puberulis, folia excedentibus; calycis segmentis sub- sequilongis lineari-setaceis subinconspicue puberulis, ad medium usque in tubum connatis 0*9 cm. longis ; corolla in genere longis- sima, extus tenuiter puberula, tubo elongato cylindrico stricto ; fauces versus paulo dilatato, 2-3 cm. longo, segmentis rotundatis obtusis, integris, vix 0-3 cm. longis ; stylo fihformi, tubo asqui- longo, glabro, antheras 2 longiores paulo superante ; capsula ovoideo-oblonga glabra, calyci aequilonga. ■In regione austro-orientali : in saxosis summi montis "An dries- berg," prope Bailey, alt. c. 6400 ped., Febr. 1896, E. E. Galpm, No. 2004.