` THEMEDA. ANDROPOGONEJE (AUCT. EDUARDO HACKEL). 659 
l. c. distinxit: a.minorem, b. altiorem a. pilosissimam, ß. glabres- 
centem. 
B. Spieule involucrantes pedicellateque triglumes, sepissime mascule. 
2. Th. Forskalii; perennis; spathis propriis ipso apice plus 
. minus obtusis; spieularum involuerantium 8—12 mm. longarum 
gluma I^* glabra v. dorso superne pilis brevibus basi tuberculatis 
obsita, spieulis 8 dorso glabris. — Anthistiria vulgaris Hack. in 
Engler et Prantl, natürl. Pflanzenfam. 2, pars 2, p. 29. 
Innovationes intravaginales. Culmi erecti v. geniculato-ascendentes, 
pro ratione plants subgraciles, teretiusculi v. subeompressi, sub- 
striati, inferne foliifero-ramosi, superne paniculam foliosam ferentes. 
Vaginz inferiores internodia superantes, superiores iis breviores. 
. Ligula 1—1,5 mm. longa, rotundato-truncata, membranacea, sspe 
rufidula, ciliolata. Lamins e basi subrotundata lineares, sensim 
versus apicem angustat&, ipso apice acuminat& v. raro obtusiuscule, 
planæ v. subcomplieat®, rigidulæ, patentes. Paniculæ angustz apice 
sæpe nutantis rami inferiores solitarii, longiusculi, plus minus nutan- 
tes, inferne longe nudi, superiores bini v. terni, eito abbreviati, omnes 
filiformes, glaberrimi, prope apicem ramulos floriferos confertos 
edentes, unde racemi in capitula obconica v. late obovata, rarius 
subglobosa congesti, ceterum vaginis laminiferis fulerati, superatique. 
Spathze propri: inferne lanceolatze, superne longe attenuat®, ipsa 
basi sepius barbatze, racemum parum — subtriplo superantes. Race- 
mus 12—17 mm. longus. Spiculæ involucrantes lanceolatz v. lineari- — 
lanceolatz?, acut® v. aeuminatz, raro cuspidatz, virides v. violas- 
centi-v. rufescenti-variegate : gluma I": carina altera sepe plus minus 
scarioso-marginata, glabra v. ssepius pilis rigidulis basi tuberculatis 
gluma 3—4-plo brevioribus non solum ad margines, sed etiam medio 
dorso adspersa, 9—11-nervis; II^ lanceolata, acuta; III: oblonga, 
.. &eutiuscula v. obtusa. Anthere 4—6 mm. longs, raro 0, tum etiam 
. deest gluma II. Spieule pedicellate subulato-lanceolatz, acutis- 
sim, ceterum involucrantibus simillimze. Spieula 8 cum callo 2,5— 
3 mm. longo aeuto demum pungentissimo curvulo antice glabro, ad 
latera et postice pilis rufo-badiis (demum atropurpureis) spiculæ 
tertiam partem »quantibus dense barbato 7—10 mm. longa; gluma 
. I» obtusissima, spe emarginata, dorso inferne lzevis, nitens, superne 
strigillosa v. tuberculato-scabra, tenuissime 7—nervis, nervis K 
evanescentibus ; II^ glabra, superne scabra; I illis '/,—"/, brevior, 
