Zostera. | NAIADACEH (Bennett), 51 
2. Z. nana (Roth, Enum. Pl. Germ. 8); leaves narrowly linear, 
1-3-nerved ; peduncle of spathe filiform ; spadix strap-shaped oblong, 
with small inflexed bands; fruit shorter than in Z. marina, and 
nearly smooth. Z. minor, Nolte ex Reichb. Ic. Fl. Germ. vii. 2. 
4. pumila, Le Gall, Congr. Sc. Fr. xvi. i. 144. Z. marina, L. var. 
minor, Mert. ex Krauss, in Flora, 1845, 344. 
_ Eastern Region: Natal Bay, Krauss, 70! 
a Also found on the coasts of Europe, N. Africa, and in the Caspian and Black 
eas. 
ql 
VII. NAIAS, Linn. 
Male flower solitary. Anther 1-4-celled in 2 sheaths or tubes. 
Female flower: Perianth 0, or membranous and adherent. Carpel 1; 
stigmas 2-4, slender; ovule erect. Achene oblong with an erect 
seed, having a straight embryo. 
_ Submerged plants with branched, filiform stems, smooth or muricate; leaves 
linear, entire, or toothed, alternate, opposite, or whorled ; flowers dicecious or 
ll 
moncecious, axillary and small. 
DistR1n. Temperate and tropical regions. 
ih. interrupta (R. Schum. in Engl. PA. Ost-Afr. C. 94); stem 
slender : 
| 
ider ; internodes elongated ; leaves short; basal auricle truncate, 
entire ; blade sparingly serrated with minute teeth; female flower 
with 2-3 stigmas ; fruit fusiform, dull yellow. 
Katanari Region: Transvaal, McLea in Herb. Bolus, 6288! 
Plant with much the habit of ¥. tenuifolia, R. Br. 
Orpexr CXLVIII. ERIOCAULEZ. 
(By N. E. Brown.) 
" submembranous sepals, often ciliate and more 
ack near the apex, very rarely wanting. 
al 
: al ac 
without a gland on their inner face, often ciliate or hairy. 
equal in number to the petals and inserted on them at or above their 
i one 
filiform or slightly flattened, free ; anthers 
oblong or subquadrate, 1-2-celled, opening longitudinally. Stam 
te the female flowers rare, when present minute. Pisfil in the male 
ne rey rudimentary, reduced to 2-3 minute glands. Ovary of 
‘the female flowers superior, 2-3-celled ; style terminal, divided above 
oe 
