110 
multiflora, pedunculo c. 7°8 em. longo, angulato, c. 2 vaginulas bracteiformes gerente, 
rachide angulata, 3°5 cm. superante. Bractee reflexe, lanceolato-triangule, acute, 
concavule, l-nervie, ad c. 0-4 em. longe. Flores (macerati) bene 0-6 cm. longi, 
sepalis petalisque patentissimis, recurvis, convexis. Sepalum dorsale ovato-ovale, 
obtusum, 1-nervium cum nervulo 1 rudimentario utrinque (semper?), ¢. 0°3 em. 
longum, 0°225 em. latum. Sepala lateralia oblique ovata, obtusa, valde convexa, 
l-nervia, c. 0°27 em. longa, 0°18 em. lata. -Petala ligulata, basin versus leviter 
angustata, apice retusa, l-nervia, c. 0°3 cm. longa, 0°08 em. lata. Labellum hippo- 
crepidiforme, 3-lobum, fovea oblongo-ovali incrassatione lata convexa circumdata, 
explanatum c. 0°35 em., cum auriculis 0°52 cm. longum, 0°36 em. latum, lobis 
lateralibus patentissimis, late triangulis, vix productis, obtusis, lobo intermedio 
producto, oblongo-subtriangulo fere quadrangulo, apicem versus angustato, fere ad 
medium in lacinias contiguas oblongas obtusas bifido, c. 0°22 em. longo, basi 
0:175 em. lato, dente 1 patente cum lobo medio angulum rectum faciente anguste 
triangulo subacuto lobis lateralibus vix breviore utrinque inter lobos, auriculis 
oblique triangulis, obtusis vel subacutis, c. 0°17 cm. longis. Gymnostemium breve, 
a dorso compressum, ambitu quadrangulum, apicem versus dilatatum, dorso con- 
vexum, ¢c. 0°075 cm. longum, clinandrio concavo, auriculis divergentibus, oblique 
oblongo-quadrangulis, oblique truncatis, subretusis. Anthera cucullata, transverse 
ovali-reniformis, apice rotundata, c. 0°06 cm. lata. Pollinia 4, in corpuscula 2 com- 
pressa obovata unita, ce. 0°03 longa. Rostellum auriculis vix brevius, late retusum. 
Ovarium pedicellatum curvatum, 6-costatum, c. 0°45 cm. longum. 
Hab. Arfak Mts., Angi lakes, forest pateh by @ lake, anne in humus, 
7000’. Dee. 5677. 
Flowers yellow. A distinct species with the mid-lobe staat. 
Microstyiis (§ HERPETHORHIZIS) GRANDIFLORA J. J.S., sp. nov. 
Rhizoma repens, elongatum, radicans, omnino vaginis sese amplectentibus’ 
tectum, radicibus pubescentibus. Caules remoti, erecti, c. 65-7 em. longi, 
c. 7-folii, foliis infimis vix laminam gerentibus. Folia erecto-patentia, oblique 
elliptica ad lonceolato-elliptica, interdum subovata, acuminata, acuta, minute 
undulata, nervis 8-5 majoribus curvatis dorso prominentibus, ad ce. 7-7°5 cm. 
longa, 2°7-2-4 cm. lata; petiolus latus, cum vagina ad 3°4cm. longus. Inflores- 
centia erecta, laxe multiflora, pedunculo angulato, bene 10 em. longo, vaginulam 
1 bracteiformem gerente, rhachide angulata, c. 11-18 em. longa. Bractee. reflex, 
lanceolato-triangule, acute, concave, l-nervie, ce. 0°75 cm. longe. Flores in 
genere magni, quaquaversi, macerati c. 15 em. longi. Sepalwm dorsale deorsum 
spectans, oblongum, apicem versus leviter dilatatum, obtusum, convexum, 5- vel 
subquinquenervium, ¢. 0-9 cm. longum, 0-4 cm. latum. Sepala lateralia oblique 
reflexa, oblique ovali-oblonga, superne leviter dilatata, valde convexa, apice recurva, 
obtusa, c. 0°77 em. longa, 0°425 cm. lata. Petala reflexa, ligulata, obtusa, retusa, 
convexa, 3-nervia, 0-8 cm. vix superantia, 0°25 cm. lata. Labellwm magnuin, 
erectum, convexum, dorso basi convexa excepta concavum, biauriculatum, sub- 
trilobum, fovea majuscula, altiuscula, margine incrassato U-formi cruribus in labelli 
partem anticam convexam decurrente, in utraque parte fovee costa convexa addita, 
costa media medio incrassata itaque labellum medio 5-costatum, 3- supra basin 
5-nervium, nervis exterioribus valde ramosis, explanatum ambitu quinquangulare, 
