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174 HISTOIRE DES PLANTES.<br />

totidem centralia ; filamentis gracilibus ; antheris (majusculis) saepe<br />

didymis, exsertis, 2-rimosis. Floris fœminei nudi germen ellipsoideum<br />

compressum; styli ramis 2, filiformibus papillosis. Ovulum 1, sessile<br />

campylotropum. Fructus bracteis inclusus membranaceus compressus;<br />

semine erecto compresso, basi rostellato; embryonis' verticalis hippocrepici<br />

eotyledonibus angustis v. latis ; radicula infera acutata. —<br />

Herbœ v. fruticuli, lanuginosi v. stellato-tomentosi ; foliis alternis<br />

v. fasciculatis integris, sessilibus v. breviter petiolatis ; floribus masculis<br />

in spicas densas congestis ; bracteis bracteolisque 0; fœmineis<br />

axillaribus et stipatis bracteis 2 2 connatis, circa fructum in saccum<br />

clausum accretis, coriaceis reticulato-venosis, apice 2-cornutis, extus<br />

longe sericeis ; sacco nunc demum longitrorsum 4-valvi. (Rossia austr.,<br />

Asia centr. et occ, India bor., America bor.-occid. 3 )<br />

19. Grayia HOOK. et ARN. 4 — Flores monœciv. saepius diœci; masculorum<br />

sepalis 4,5, exappendiculatis. Stamina totidem imoreceptaculo<br />

depresse discifero inserta; antheris (majusculis) didymis, inclusis.<br />

Germen rudimentarium minutum v. 0. Germen in flore fœmineo<br />

asepalo nudum, 1-loculare; styli ramis 2 filiformibus; ovulo erecto<br />

campylotropo. Fructus membranaceus ; seminis erecli embryone<br />

annulari albumen farinaceum cingente; radicula inféra. —Frutices<br />

ramosi erecti, furfuracei v. subglabrati, nunc spinescentes; foliis<br />

alternis integris carnosulis; floribus masculis in amentis ad ramulos<br />

terminalibusglomerulatis, pedicellatis ; fœmineis racemosis, 2-bracteolatis;<br />

bracteolis in saccum majusculum orbiculari-compressum late<br />

2, 3-alatum, utrinque 2-lobum et reticulato-venosum fructumque<br />

includenteni, accretis. (America bor.-occid. 5 )<br />

20? suckieya A. GRAY. 6 — Flores monœci; masculorum sepalis<br />

3, 4, quorum majora 2, opposita spathulata. Stamina totidem; filamentisbrevibuscomplanatis;<br />

antheris didymis. Germen rudimentariiini<br />

1911. — MOQ., in DC. Prodr., XIII, p. II, 120. Icon. rar., t. 189 (Axyris). — S.-WATS., Dut.<br />

— B. H., Gen., III, 55, n. 65. — Diotis SCHREH., Calif., II, 55. — BCE, in Bull. Ac PéL, X, Met.<br />

Gen., 633. — NÉES, Gen. Fl. germ., MonochL, biol., 281.- BOISS., Fl. or., IV, 917.<br />

n. 65. —Krascheninnikovia GUELDENST., in N.<br />

Cumul, petrop., XVI, 548, t. 17. — Cerato-<br />

i. Beech. Voy. Bot., 387. —<br />

Prodr., XIII, p. II, 119. —<br />

MOQ., in DC.<br />

EMU.., Gen., n.<br />

spermum PERS., Syn., II, 551.<br />

1. In speciebus asiaticis albi, in californicis<br />

1915. — B. IL, Gen., III, 51, n. 15.<br />

5. Spec. 2. HOOK., Icon,, t. 271. —A. GRAY,<br />

viridis (S.-WATS.).<br />

2. An bracteoloe latérales?<br />

3. G.ÏRTN., FrucL, II, 210, t. 128 (Axyris).<br />

in Proc Amer. Acad., XI, 101. — S.-WATS.,<br />

Ree Chenop., 122; Rot. Calif., II, 56.<br />

6. In Proc. Amer. Acad., XI, 103. — B. H.,<br />

— LAMK, ///., t 753, (!

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