NEOTTEJ/E—DIURID.X. 509 
9. Druris aurea. Smith Exot. Bot. 1. t. 9. R. Brown, Ll. c. 
D. foliis lineari-ensiformibus canaliculatis scapo 2-3-floro brevioribus, 
sepalis lanceolato-linearibus petalis equalibus dorsali brevi rotundato 
obtuso, petalis ellipticis acutis, labelli bicarinati laciniis lateralibus 
linearibus submarginatis nanis intermedià ovatà acuta. 
D. spathulata. Swartz in Schrad. n. Journ. 1. 60. 
Hab. in Australia, ad Portum Jackson, R. Brown; nec non in orá 
meridionali. (hab. s. sp.) 
Flowers large, yellow, unspotted, 
10. Drunis longifolia. R. Brown, l. c. 
D. foliis racemo 3-4-floro «qualibus, sepalis lateralibus petalis subdupló 
longioribus dorsali ovato rotundato, petalis oblongis obtusis, labelli bi- 
carinati laciniis lateralibus nanis rotundatis intermedià reniformi. 
Hab. in Australia meridionali, R. Brown. (hab. s. sp.) 
Flowers very large, purple. The plant seems to vary a good deal in 
size, my specimens being almost twice as large as those in the British 
Museum. 
11. Diuris elongata. Swartz. in Schrad. Journ. 1. 59. R. Brown, l.c. 
D. foliis linearibus scapo elato 9-4-floro dimidio brevioribus, sepalis latera- 
libus petalis fere tripló longioribus, petalis oblongis, labelli bicarinati 
laciniis lateralibus nanis linearibus oblique emarginatis intermedià ovata 
undulatá, columnz laciniis linearibus acuminatis integris basi dilatatis 
cucullatis. 
Hab. in Australia, ad Portum Jackson, R. Brown; in sylvestribus inter 
gramina, 4. Cunningham. (hab. s. sp.) 
Stem a foot and half high. Flowers large, whole coloured, apparently 
white. 
19. Divnis alba. R. Brown, l. c. 
D. foliis scapum subzquantibus, sepalis lateralibus petalis dupld longiori- 
bus, petalis ovalibus acutis, labelli bicarinati laciniis lateralibus lineari- 
bus obtusis intermedià subcordato-ovatà acutà carinis apice rotundatis 
crenatis, columnze laciniis linearibus acutis planis serrulatis. 
Hab. in Australia tropicá, R. Brown ; in sylvis sinus Moreton, 4. Cunning- 
ham. (hab. s. sp.) 
Flower buds very long and narrow. Flowers white, whole coloured, 
smaller than in D. elongata, which this much resembles. 
§ 2, Labellum basi ecarinatum, sæpiùs ob plicam per axin quasi uni- 
carinatum. 
$2. * Labelli lacinie laterales intermediá minores. 
13. Druris sulphurea. R. Brown, l. c. 
D. foliis linearibus scapo 3-5-floro duplà brevioribus, floribus maculatis, 
sepalis lateralibus petalis nonnihil longioribus dorsali ovato bimaculato, 
petalis ovalibus acutis, labelli ecarinati medio parüm convexi laciniis 
lateralibus semiovatis intermedia oblongá obtusa duplò brevioribus, 
columne laciniis falcatis integerrimis. — * 
