but those of Swan River are far more so than those of the South and East coast; the most striking among them are C. flava, R. Br , a species with large yellow flowers; C. sericea,236 with large violet flowers; all the section Pentisea,237 whose colours and size vie with those of the gayest African Iridaceæ; and the singular C. longicauda.242 of which there is a figure at Plate VIII. A. As microscopical objects, the glands on the species of the section Calonema239 are especially
(234) Caladenia elongata; folio llneari-oblongo caule elongato 4-plò breviore, sepalis petalisque acutiusculis, labelli glandulis biseriatis approximatis: lobis lateralibus oblongis intra apicem dente subsolitario instructis intermedio lanceolato, disco nudo utrinque basi pluri-dentato, anthem longe mucronata.
(235) Caladenia reptans; folio oblongo caule unifloro duplò breviore, sepalis petalisque obtusiusculis, labelli glandulis biseriatis approximatis: lobis lateralibus ovatis obtusis intermedio ovato subdentato omninò eglanduloso.
(236) Caladenia sericea; folio oblongo-ovato molliter sericeo caule 1-2-floro pluriès breviore, sepalis petalisque obtusiusculis, labelli cuneati glandulis minutis 4-seriatis basi maximis carnosis: lobis æqualibus integerrimis intermedio disco glanduloso.
(237) § Pentisea. Sepala et petala subæqualia patula haud producta; labello indiviso undique glanduloso.
Caladenia gemmata; folio ovato undulato coriaceo caule villoso unifloro aphyllo pluriès breviore, labello subrotundo-ovato acuto glandulis depressis undique tecto.———Flowers purple.
(238) Caladenia ixioides; folio ovato obtuso scapo bibracteato unifloro ter breviore, labello oblongo medio constricto apice serrulate glandulis minutis ramentaceo.———Flowers large, yellow.
(239) § Calonema. Sepala et petala ringentia longissime acuminata; labello integro sæpius margine fimbriate.
Caladenia filifera; folio lineari caule duplò breviore, sepalis petalisque apice filiformibus plumose-glandulosis, labello ovate-lanceolate obtuso dentato basi integro medio constricto: glandulis biseriatis.———Flowers purple.
(240) Caladenia denticulata; folio lineari caule villoso breviore, sepalis petalisque apice filiformibus plumoso-glandulosis, labello ovate-lanceolato obtuso supra medium denticulate: glandulis biseriatis.———Flowers yellow.
(241) Caladenia hirta; folio oblongo caule furcato elato multò breviore, sepalis petalisque acuminatis, labello oblongo serrate obtuso: glandulis 4-seriatis infimis capitatis.
(242) Caladenia longicauda (Plate VIII. A); folio anguste oblongo canaliculato villosissimo caule furcate elato multò breviore, sepalis petalisque acuminatis glandulosis, labello ovato-oblongo obtuso basi cordato fimbriato ultra medium serrate: glandulis conformibus 4-seriatis versus apicem evanescentibus———Varies in height from one to two feet, and proportionably in the size of the flowers.
(243) Caladenia discoidea; folio oblongo-lineari obtuso villoso caule subbifloro breviore, sepalis petalisque acutissimls aristatis, labelli evalis pectinati disco glandulis depressis sine ordine onusto.