THE INDIAN SPECIES OF ERIOCAULON. 149
II. Simplices.— Involucre glabrous. All floral parts in 3's. and
equal or one female sepal smaller or absent. (a) Receptacle ... glabrous. {!>) Receptacel ... hairy.
III. HIRSUTE— As II b, but involucral bracts hairy, or also the
scapes and leaves.
IV. Anisopetalje. — As II b, but one male petal much enlarged and
projecting so or to hide the floral bracts. I ! Floral bracts scabrid or puberous, pale : receptacle villous. V. SCARIOSAE. — Female sepals 3 or 2 narrow. Male flowers normal. VI. Cristatosepalae. — Female sepals strongly boat-shaped and crested on the keel or at least enlarged. Floral bracts pube- rous in some. Male flowers normal.
t I Female sepals connate.
VII. Connatosepalae. — Female petals clawed. Male flowers nor-
mal. One species only on Himalayas, remainder in China, etc. B. Anthers white.
VIII. Leucantherae. — Involucre black or pale. Floral bracts
usually dark 'with white hairs, but also light and glabrous.
General Key to the Groups.
I Plants entirely submerged, leaves linear or ribbon-like ... ... ... b«
Plants of wet ground, leaves more or less lanceolate ... •-- ... d.
(Stem leafy for several inches; heads 1/6 in. b.j or less ... ... ... ••• Setace^e.
vStem 0, or if longer and branched, under 3 in. c.
Anthers black, Ls. 1—2 in. (Khasia) E. gregatum or E. barba-
caprae. Anthers white or yellow stem ; ls. 2 in. or
more ... ... ... ••• LEUCANTHER.E.
c.i
, (Anthers white or yellow ... ... D°-
' ^Anthers black or greenish .t, ••• e »
1697-20
