158 MONOCOTYLEDONEJE. POLLINIA. 
dorso obtuse carinati, carina marginibusque pilis arrectis griseo-albidis 
acerescentibus, summis articulo paullo brevioribus, eiliati. Spiculæ fer- 
ruginez ; gluma I" coriacea, apice obtusiusculo anguste v. angustis- 
sime truncata, integra, margine acute lateque inflexa, flexuris a basi 
ad medium accrescendo-inde ad apicem usque decrescendo-ciliatis, 
ciliis biseriatis, mediis glumam æquantibus v. superantibus, albis, 
erectis rigidulis, in depressione dorsi nitida; II® coriacea, obtusius- 
cula, carina superne pilosa, ceterum glaberrima, nitens; III: emargi- 
nata, marginibus inflexa, 2-nervis, inferne membranacea colorata, 
superne hyalina, ibique dorso minute striguloso-hirtula; IV* quam 
II? */, brevior, ovato-oblonga; arista 15—20 mm. longa, columna gla- 
berrima eastanea supra medium flexuosa subulam flavam rectam v. 
basi laxe tortam »quante. Anther& 3 mm. long&. Styli stigmata linea- 
ria æquantes. 
In terra Capensi: Ecklon 2044, Eckl. et Zeyh. 39, Drege 4315; 
Madagascar central. pr. Andragoloaka, Hildebrandt 3756, in prov. 
Betsileo, idem 4008. 
5. P. quadrinervis; laminis acuminatis excepta basi sepe fim- 
briolata glabris, spiculis acutis. — P. villosa Munro in Benth. Fl. 
Hongk. p. 420 non Spreng.; Erianthus tristachyus Nees in Hook. et 
Arn. Beechy’s Voy. p. 241 et Pl. Meyen., p. 183, excl. synn. 
Culmi 60—100 em. alti, graeiles, plurinodes, glaberrimi v. superne 
leviter pubescentes, ibique breviter nudi, ecostati. Vaginz glaberri- 
mæ v. superne pilis basi tuberculatis conspers®, superiores interno- 
diis breviores, inferiores iis longiores. Laminæ e basi subangustata 
vagina parum angustiore lineares, 10—20 cm. longz, 4—7 mm. lat, 
summa non abbreviata, rigidule, patulae, subtus pruinoso-glaueze 
lævesque raro puberule, supra virides scaberul®, margine scabrz, 
nervis lateralibus primariis utrinque 4—5, secundariis inter illos sin- 
gulis, tertianisque singulis, nullis prominentibus, percurs:. Rhachis 
communis ciliolata. Racemi fH ni longi, pilosi, fulvescentes v. 
leviter violaceo-suffusi ; articuli spicula duplo (pedicelli '/,) 
breviores, lineari-subdilatati, crassiuseuli, suboblique disjungentes, 
trigoni, carinä marginibusque pilis albis v. raro violascentibus rigidu- 
lis patulis accrescentibus (summis articulo paullo—'/, brevioribus) 
eiliati. Spiculz dilute olivaceze; gluma I?" eoriaceo-chartacea, apice 
hyalino acuta, marginibus inflexa, flexuris superne setulis brevibus 
rigidulis eiliata, inferne pilis mollibus albis v. violascentibus gluma 
3—4-plo brevioribus aliis extus spectantibus aliis in nervis interiori- 
