TAB. 77. 



Tribe Oi'HRYDE.K. 



Sub-tribe Disk.k. 



GeiUis DiSA. 



Disa Charpentieriana, Reichenbach, Jil. in Lmncva xx. (1817), 

 G88 ; Hook^ f. Icon. Plant., tab. 1841. — Herba erecta gracillima 

 glabra, 85-60 cm. alta ; folia radicalia 6-14, erecta rig-ida ang^uste 

 linearia acuta 15-85 cm. longa ; scapus strictus, vaginis mem- 

 branaceis distantibus acuminatis vestitus ; racemus laxissime 

 8-7florus ; bracteaj lanceolatai membranaceai acuminata^ ovario 

 breviores ; sepala lateralia patenti-deflexa, lanceolato-ovato acuta 

 concava, 1'2-1"4 cm. longa; sepalum impar erectum g^aleatum, 

 ore ovato acuto, dorso in calcar coiiicum acutum, 0*5 cm. longum 

 productum ; petala adscendentia falcato-oblonga, apice ampliata 

 irregulariter lacerato-dentata, basi antice rotundata, 0'6-0'7 cm. 

 longa ; labellum pendulum longissime unguiculatum ungue lineari- 

 filiforme accrescente 4-8 cm. longo, apice dilatatum laciniatum ; 

 rostellum elevatum trilobum, lobis ajquilongis acutis, intermedio 

 postposito ; anthera valde resupinata ; glandula unica subquadrata. 

 (Ex exempli, pliir. viv. exsiccatisque.) — D. maoroglottis, Sander in 

 Linncea, xx. (1847), p. 219, nomen. — Hersohelia Charpentieriana, 

 Kninsl. Orch. Gen. & Sp., vol. i. (1900), 807. 



Hab. : South-western Region ; Cape Colony : Amongst low 

 shrubs near Villiersdorp, alt. circ. 896 met., fl. Nov. (1879), Bolus, 

 5278; near Caledon, fl. Nov. (1900), Miss L. Guthrie! in my 

 herb. ; summit of the Zwartberg Pass, near Prince Albert, in 

 rocky places, alt. circ. 1615 met., fl. Nov. (1904), Bolus, 11645; 

 hills between Houw Hoek and Palmiet River, alt. 370 met., fl. 

 Nov. (1879), Bolus, 5278. 



Plate 77, Fig. 1, flower, front view ; 2, odd sepal ; 3, one of 

 the side sepals ; 4, column and petals ; 5, one of the petals ; 6, 

 column, side view ; 7, ditto, front view ; 8, pollinarium ; 9, apex of 

 the segment of the lip. 



An erect very slender glabrous herb, 35-60 cm. high ; leaves 

 radical 6-14, erect rigid narrow-linear acute, 15-35 cm. long ; 

 scape straight, clothed with distant membranous acuminate 

 sheaths ; raceme very laxly 3-7flowered ; bracts lanceolate 



