SOUTH AFRICAN ORCHIDS 
33 
producta 4, late linearia, acuta, demum ad 15 cm. longa, inferiora breviora 
oblonga, omnia crebre nervata; scapus substrictus, vaginis 4 — 5, unica circa 
medium posita, ceteris basin versus aggregatis, 1-8 — 3 cm. longis; racemus laxe 
8 — 13 fl., floribus adscendentibus, pedicellis 0-6 — 0-9 cm. longis; bracteae 
oblongo-ovatae vel lanceolatae, acuminatae, ad 1 cm. longae; sepala patentia, 
demum reflexa, obovato-oblonga acuta, 0-8 — I cm. longa, 0-4 — 0-5 cm. lata; 
petala patentia, ovata vel late ovata, obtusa, sepalis aequilonga; labellum ad 
dimidium columnae adnatum, crenulatum, petalis aequilongum, 3-lobum, 
lobis lateralibus erectis, rotundatis vel subtruncatis vel late emarginatis, inter- 
medio suboblongo, fere ad apicem tuberculato-cristato, tuberculis in 7 — 8 
series dispositis, lateralibus circa duplo longiore, calcari stricto vel leviter 
curvato, apice inflato, 0*4 — 0-5 cm. longo; columna suboblonga, superne 
ampliata, basi in pedem producta; operculum obtusum; stipes subquadratus, 
Lissochilus Rehmannii, Rolfe, in Flor. Cap. v, § 3, 55. 
Kalahari Region: Transvaal; near Pretoria, on mountains, fl. Sept. 1875, 
J. H. McLea (Bolus Herbarium, No. 5819!). Groen Kloof, near Pretoria, 
“common on grassy hillsides,” in full leaf and nearly finished flowering, Nov. 
1903, J. Burtt Davy, 1049 ! Sunnyside, near Pretoria, fl. Sept. 1907, E. Tennant 
(Transvaal Department of Agriculture, Colonial Herbarium, No. 4040). 
Usually 12 — 36 cm. high, with the rhizome 2 — 3 cm. in diameter; leaves 
more or less hysteranthous (i.e. beginning to shoot when some of the flowers 
are already well developed or withering), the produced ones 4, broadly linear, 
acute, finally up to 15 cm. long, the lower ones shorter oblong, all closely 
nerved; scape rather straight, with 4 — 5 sheaths, one situated at about the 
middle, the rest crowded towards the base, 1-8 — 3 cm. long; raceme laxly 
8 — 13-fl., flowers ascending, pedicels 0-6 — 0-9 cm. long; bracts oblong-ovate 
or lanceolate, acuminate, up to 1 cm. long; sepals spreading, finally reflexed, 
obovate-oblong acute, 0-8 — 1 cm. long, 0-4 — 0-5 cm. broad; petals spreading 
ovate or broadly ovate, obtuse, as long as the sepals ; lip adnate half-way up 
the column, crenulate, as long as the petals, 3-lobed, lateral lobes erect, rounded 
or somewhat truncate or widely emarginate, the intermediate suboblong, 
tubercle-crested almost to the apex, the tubercles arranged in 7 — 8 rows, 
about twice as long as the lateral lobes, the spur straight or slightly curved, 
inflated at the apex, 0-4 — 0-5 cm. long; column suboblong, widened upwards, 
produced at base into a foot; operculum obtuse; stipe subquadrate. 
The drawing was made from a living specimen collected by Mr A. G. 
McLoughlin, near Pretoria, October 1913. 
Habenaria natalensis, Reichenbach fit., Otia Bot. Hamb. n, 97. Gracil- 
lima, ad 46 cm. alta; folia inferiora 1 — 2 vaginiformia, caulina 5 — 8, gradatim 
in bracteas abeuntia, linearia, acuta vel acuminata, in siccis setaceo-apiculata, 
inconspicue nervata, cum vagina ad 15 cm., saepius 9 — 12 cm., longa, 0-4 — 
lcm., rarissime ad 1-5 cm., lata; racemus laxe 10 — 22-fl., rarius ad 30-fl., 
