TAB. 67. 



Tribe Oi>HRYi)i<:.K. 



Sub-tribe DiSE.E, 



Genus Disa. 



Disa Marlothii, Bolus in Trans. S..I. Philos. Soc, vol. xvi., 

 parl'l (1905), p. U8.— Herba erecta g^labra li-25 cm. alta ; folia 

 radicalia plura, oblanceolata acuta, basi longe membranaceo- 

 vag-inantia, 3-5 cm. longa, parte latiore 0"8-l*l cm. lata ; caulis 

 ijracilis substrictus, vag'inis 4-7 erectis herbaceis marginibus sub- 

 membranaceis caulem arete amplectentibus vestitu.s ; racemus 

 sajpius laxissime 2-5florus, pedicellis g'racilibus elongatis ; bractea; 

 vaijinis conformes, sajpe mari^lnibus coloratis, ovario multo 

 breviores ; floras patentes in sectione mediocres, saturate rosei, 

 g"alea petalisque maculis purpureis notatis ; sepala lateralia 

 patentia late oblonga obtusissima sub apice mucronulata, 0*9-1 

 cm. longa ; sepalum impar posticum galeatum, oris ambitu 

 obovato acutiusculo, sepalis lateralibus ajquilong'um, dorso in 

 calcar patens vel subadscendens nuUo modo deflexum substrictum 

 vel leviter recurvum, 1"4-1*9 cm. loni;;um, productum ; petala 

 erecta sub g"alea semi-abscondita, late oblong"a obtusissima, basi 

 postice ang'ulo recto abrupte geniculato-inflexo rostello subduplo 

 longiora ; labellum porrectum, spathulato-oblong-um, subacutum, 

 circiter 0-9 cm. longum ; anthera valde resupinata subreflexave, 

 ovario parallela ; rostellum erectum, oblt)ng-um, glandulis pol- 

 linium subdistantibus, coronatum ; ovarium gracile cylindricum 

 cum pedicello, ad 2 cm. long-um. {Ex exemplari iinico vivo, 

 paiicisque exsiccatis, ) 



Hab : South-western Region ; Cape ColOxW : marshy places 

 Zand-drifts Kloof, below the Matroos-berg in the Hex River Mts. 

 distr. Worcester, alt. 1000 met., fl. Jan., Dr. A\ Murlol/i, 2878; 

 same place or near it, approx. alt. 1100 met., fl. Jan., Alfred Bolns 

 (No. 6871 in my herb.) ; Koude Bokkeveld, Skurfdebergen, near 

 Klyn Vley, alt. circ. 1800 met., fl. Jan., Dr. R. Schlechter, 10204 ! 



Plate 67. Fig. 1, flower, front view ; 2, ditto, side view ; 

 8, one of the sepals ; 4, odd sepal, front view ; 5, ditto, side 

 view ; 6, flower, the sepals removed ; 7, ditto, the near petal 

 removed, side view ; 8, one of the petals ; 9, lip ; 10, column ; 

 11, one of the poUinia. 



