- 
POLLINIA, ANDROPOGONEÆ (AUCT. EDUARDO HACKEL). 155.- 
glumæ IV**15—18 mm. longa. — P. setifolia Nees! in Hook. Kew 
Gard. Mise. 2, p. 88; Andropogon koretrostaehys Trin. in Mém. Ae. 
Petersb. ser. 6, vol. 2, p. 273; A. asthenostachys Steud. Synops. 1, 
p. 381. 
In ins. Philippinis (Cuming 1101), pr. Manila (Chamisso); in China 
pr. Canton (Sampson in h. m.). 
ò concinna. Culmi circ. 40 em. alti; laminze in parte inferiore lon- 
gius, in superiore brevius molliterque pilosæ. Racemi 3—4®i, 3—4 em. 
longi, dense sericeo-pilosi, gluma I"^ carinis densius ciliata, dorso 
inter carinas pilosa; II“ aristam ea duplo longiorem emittens, 
IV" arista 18—20 mm. longa. — Eulalia concinna Nees! ap. Steud. 
Synops. 1, p, 412. 
In Birma pr. Promé (Wall. 8813). 
Obs. Rhacheos indoles nune tenax nune fragilis, pedicellorumque 
sub spieulis seeundariis præsentia aut defectus characterem specifi- 
cum in his plantis non prebere docent varietates ß et 2 inter se 
exceptis notis rhacheos pedicellorumque simillimze, etiam a Neesio in 
unam speciem conjuncta. 
2. P. irritans (Benth. Fl. austral. 7, p. 525); spiculis basi ferru- 
gineo-pilosis, callo pungente, arista glumæ IV" 3—5 cm. longa secus 
spiras longe ciliato-barbata. — Saecharum irritans R. Brown Prodr. 
p. 203; Erianthus irritans Kunth Révis. Gram. 1, p. 160; Enum. 1, 
p. 479. 
Culmi 40—70 em. alti. Lamin® e basi :equilata a vagina subdis- 
tincta anguste lineares, 20—30 cm. longe, cire. 2 mm. lat, glaberri- 
mæ. Racemi cire. 5 em. (ex Benth.—10 cm.) longi, erassiusculi, den- 
siflori, spiculis propter aristas cirea racemum contortas suboceultis. 
Rhacheos articuli difieillime et oblique disjungentes, spicula duplo 
breviores, lineari-subdilatati, crassiusculi, utroque margine pilis 
aecrescentibus (summis articulo longioribus) vestiti ; pedicelli alii arti- 
culos »equantes, alii eis plus duplo breviores, utrique port delapsam 
spieulam cicatricem obliquissimam exhibentes, eodem quo articuli 
modo ciliati. Spicule eum callo acutissimo 0,7 mm. longo curvulo 
circumcirca pilis rufidulis spicula 3-plo (antice 4-plo) brevioribus — . 
dense barbato 3—3,5 mm. longe, lineari-oblonge, atro-fuscæ. 
Gluma F= chartacea, apice obtusiusculo bimucronulata, margine —— 
involuta (nee inflexa), dorso convexulo marginibusque densiuscule - 
breviterque albo-pilosula, versus apicem glabra, tenuiter trinervis; 
II^ lanceolota, ex apice minute bilobo aristam patulam basi subtor- - 
