402 
83. ORCHIDACKS. 
5. Habena'eia Willd. em.. Bah. Frog Orchis. 
* Spur verij sliort, usually inflated. Cceloglossum Hartm. 
1. //. vir'idis (R. Br.) ; spur 2-lobed, lip. linear flat S-pointed 
middle point the shortest. — Orchis Sm., E. B. 94. R. xiii. 434. 
Peristylus Lindl. — Lip with 3 tubercles at its base, ^ central, 2 
lateral. Stigma oblong, slightly emarginate above. Glands of 
the pollen-masses connected byan elevated transverse line. Sep. 
andpet.connivent. Root-knobs palmate. Fl.green,lipbrowner. 
St.6— 8 in. high.— Pastures. P. VI. VII. Frog Orchis. E.S.I. 
Spur slender. Platantheea Rich. Butterfly Orchis. 
2. II. bifdlia (R. Br. em., Bab.) ; spur twice as long as the ger- 
men, lip linear entire, pet. conniveut blunt, anth. oblong trun- 
cate, cells parallel. — E. B. »S'.2806. R. xiii. 429. — About a foot 
high. Root-1. usually 2, elliptic. Stem.-l. small, lanceolate, 
resembling the bracts. Spike slender. Fl. white. Central line 
between the anth. -cells a furrow in front and a keel behind, 
stalks of pollen-masses short, gland oval. Stigma truncate, 
em^arginate with pointed lobes. — Heathy places. P. VI. VII. 
E. S. 1. 
3. //. chlorolet'ica (Ridl.) ; spur twice as long as the germen, 
lip linear entire, pet. connivent blunt, anth. truncate its cells 
tv<ice as distant at the base as at the top. — Orchis bifolia, E. B. 
pi. 22. //. chloran tha (Bab. not Spreng.). //. montana R. xiii. 
430. — Usually taller and stouter than the preceding. Spike 
usually lax, but sometimes dense. Fl. larger. Central line 
between anth. -cells a prominent ridge in front and a groove 
behind. Space between the bases of the anth. -cells usually, 
not always, spread open. Stalks of pollen-masses long, gland 
circular. Stigma very broad, slightly pointed in the middle. — 
Moist woods and thickets. P. V. VI. E. S. I. 
6. O'PHRYS Linn, ein., R. Br. 
1. 0. apif'era (Huds.) : lip tumid 5-lobed, 2 lower lobes pro- 
minent and with a hairy base, 2 intermediate reflexed truncate, 
terminal acute long usually reflexed, anth. with a hooked point, 
pet. oblong bluntish downy. — E. B. 383. — About a foot high. 
Fl. few, large, rather distant. Sep. whitish tinged with purple. 
Lip velvety, brown variegated with yellow. " All the lobes of 
the lip sometimes reflexed, interm. overlapping term, one." — 
3. 0. Trollii (Heg.) ; term, lobe of lip acute triangular not 
reflexed. — On calcareous soils, p. Reigate. P. VI. VII. Bee 
Orchis. E. I. 
