LXXII. LOASEJE. 805 
eulatis alternata, Stamina perplurima, rarissime definita, filamentis filiformibus in fasei- 
eulos petalis oppositos disposita; anthers didymz v. oblongm. Staminodia 10, filiformia, 
.Squamis geminatim opposita. Ovarium l.loeulare; stylus subulatus, stigmate obtuso 
acuto v. brevissime 3-fido ; ovula perplurima, placentis 3-5 parietalibus affixa. Capsula 
ovoidea globosa v. elavata, teres v. costata, rarissime subtorta, calycis limbo coronata, 
vertice libero 8-valvi, co-sperma. . Semina parva v. magna, oblonga v. angulata, testa 
sepe cellulosa spongiosa intus fibroso-reticulata interdum coriacea v. membranacea, 
albumine earnoso ; embryo teres v. compressus, cotyledonibus plano-convexis rarius folia- 
ceis.—Herbz ereete v. volubiles, rarius prostrats, hispidz et setoss, setis urentibus. 
Folia alterua v. opposita, integra lobata v. decomposita. . Flores axillares solitarii v. race- 
mosi v. subpaniculati, sepe speciosi, flavi v. lateritii. 
Species ad 50, Americre tropicse, Brasilia boreali et Guiana exceptis,ineole. DC. Prod. iii; 840 
(excl. sect. i.) Walp. Rep. ii. 225 ; v. 779: Ann. ii. 656; v. 6. Hook. Exot. Fl. t. 883; Ic. Pl. t. 
663. Bot. Mag. t. 2372, 3018, 3057, 3218, 4095, 4428, Bot. Iteg. t. 607, 785, 1390, 1599. Wedd. 
CÀlor. And. t. 74. . Presl, Symb. 0. 89. Humb, et Bonpl. Pl. ZEquin. t. 14, 15. Gay, Fl. Chl. t. 
27.—Genus polymorphum et indole seminum insigniter variabile, sed nostro sensu non divellendum. 
In L. acerifolia, Juss. in Ann. Mus. v. t. 1. f. 2, que L. Lechleriana, Miq,, seriina magna, globosa, 
iesta mnembranacea, albümine copioso corneo, embryone minimo, eotylédonibusque foliaceis. In 
L. prostrata aliisque semina pauca, magna, oblonga, compressa, testa membranacea, embryone 
parvo, radicula elongata, cotyledonibus foliaceis. In L. pallida, Gill ovarium semisuperum, 
capsula supera, seminibus magnis (testa papillosa), placentis 3 basilaribus radiantibus affixis. Cap- 
sula in specie parva Brasiliana, valvis valde .elongatis rostratis gaudet. In JL. rwpestri, Gard., 
staminum phalanges interdum 5-andri evadunt. 
.— HurposR1A, C. Gay, FI. Chil. ii. 488. t. 26 ; Walp. Ann. ii. 656, differt tantum habitu, seminibus 
minutis oblongis, et testa membranacea. 
IrrAIREA, Lenne et Koch, ex Planch. in Fl. des Serres, Ser. 1. ix. 145, t. 913 ; Hook. Bot. Ma;. t. 
. 5022, cujus fructus ignotus, est verisimiliter Loasc species corolla campanulata ut in Z, argemonoide 
aliisque. 
9. Blumenbachia, ScZrad. Blumenb. 1897, 6. 7.1 (ex: Comm. Gott. Recent. vi.).— Calycis 
tubus turbinatus cylindricus v. subglobosus, sepissime spiraliter 10-costatus; lobi 65, 
equales. Petala 5, cucullata, ssepius patentia, squamis totidem dorso 2.sétosis v. ap- 
' pendieulatis alternata. Stamina perplurima, rarissime definita, filamentis filiformibus 
in fasciculos petalis oppositos disposita ; anthere didymse v. oblongzs. Stiaminodia 10, fili- 
formia, squamis geminatii opposita. ' Ovarium 1-loculare ; stylus subulatus v. filiformis, 
glaber ciliatus v. barbellatus, stigmate acuto; ovula perplurima, placentis 3-5 parietali- 
bus lamelliformibus brevibus v. prominentibus inserta. Capsula brevis v. elongata, 
.s;epissime spiraliter torta, longitudiraliter 3-5-valvis, v. 6-12-valvis valvis alternis semini- 
feris. Semina parva v. minuta, forma varia, testa sspissime cellulosa varie producta, 
albumine earnoso; embryo teres.— llerbi erect» v. volubiles, hispido-setosm, setis 
sspissime urentibus. Folia opposita, subsessilia v. smpius petiolata, integra lobata v. 
pinnatifida. Pedunculi axillares, solitarii, rarius racemosi v. paniculati. Flores ampli v. 
parvi, flavi v. albi, nutantes. 
Species ad 12, Americr; extratropice et occidentali-australis tropics incolm.— (Genus non nisi de- 
hiscentia capsule a Loasa distinguendum ; habitu, forma eapsulz, et indole seminum polymorpha, in 
sectiones sequentes facile divisum : 
$ 1. Capsula brevis, oblonga globosa v. turbinata, valvis coriaceis rectis v. lente tortis, placentis 
longe projectis.  BLUMENBACHIA, Schrad. l. e. DC. Prod, ii. 340. — Reichb. Icon. Erot. t.121. 
JBot. Mag. t. 2865, 3599. St. Hil. Fl. Bras. Mer. i. t. 118. 
$2. Capsula turbinata, valvis coriaceis spiraliter tortis, placentis longe productis, Loasa, sect. 
DC. Prod. iii. 340. Catopuona, Presl, Eel. Hank. ii. 41.4. 560. Walp. Rep. ii. 227 ; v. T8Y.. Juss 
in Ann. Mus. v. 25. 0. 8. f. 1 (Loasa). 
$3. Capsula elongata, subeylindriea, valvis submembranaceis arcte spiraliter tortis, placentis 
brevibus. RaPursANTHE, Lilja in Linnea, xv. 268. Miers in Trans, Linn. Soc. xxv. 227, in nota, 
Loase sp., Hook. Bot. Mag. t. 3632; Bot. Reg. 1838, t. 22. GuiriDEkA, Miers in Trans. Linn. Soc. 
xxv. 227. 4. 28, includit species 2 hujus sectionis, fasciculis stamínum 5-andris. Feli. Fl. Flum. 
v. £. 96 (Mentzelia). 
