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Notes on the acanthaceae of Java - DWC

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62 NOTES ON THE ACANTHACEAE OP JAVA<br />

Ind. IV. p. 538-9. 1885) cites as syn<strong>on</strong>yms <strong>of</strong> ,<strong>the</strong>se species. and partly<br />

due to <strong>the</strong> unsatisfactory nature <strong>of</strong> <strong>the</strong> descripti<strong>on</strong>s given by <strong>the</strong> latter.<br />

The differences between most <strong>of</strong> .<strong>the</strong> species bel<strong>on</strong>ging to this genus are<br />

doubtless small, but as <strong>the</strong>y appear to be quite c<strong>on</strong>stant. <strong>the</strong>y should not<br />

be overlooked. The whole genus. however. deserves a thorough revisi<strong>on</strong>.<br />

The number <strong>of</strong> species will prove to be far more c<strong>on</strong>siderable than at<br />

present is assumed. and it seems to be extremely doubtful whe<strong>the</strong>r any<br />

<strong>on</strong>e <strong>of</strong> <strong>the</strong>m will prove to be wide..-spread.<br />

R08te11ularia sandana Brem. n. spec.; R. procumbens Nees in De..<br />

Pro dr. XI. p. 871. 1847. quoad var. a. n<strong>on</strong> RostelIaria procumbens (L.)<br />

Nees in Wall .. PI. As. Rar. III. p. 101. 1832. nee ]usticia procumbens L .•<br />

Sp. PI. ed. 1. p. 15. 1753. Rostellularia procumbens (L.) Nees in errore<br />

apud Miq .• FI. Ind. Bat. II. p. 826. 1857; ]usticia procumbens L. in errore<br />

apud Boerl.. Handl. FI. Ned. Ind. II. 2. p. 663. 1899; apud Koorders.<br />

Exkursi<strong>on</strong>sfl. v. <strong>Java</strong> III. p. 230. 1912; apud Backer. Onkruidfl. Suikerrietgr.<br />

p. 683. 1934; typus: BAKHUIZEN V. D.BRINK JR 1243 U; maxime ut<br />

R. serpyllifolia (Gamble) Brem. n. combo (Justicia Gamble. syn.: ]. simplex<br />

D<strong>on</strong> var. serpyllifolia Clarke) sed bracteis. bracteolis. calycis lobis<br />

l<strong>on</strong>gioribus ab ea faciliter distinguenda.<br />

Herba procumbens. 5-20 cm alta. valde ramosa. Rami intemodiis bisuleatis<br />

1--4 em l<strong>on</strong>gis et 0.5-1.0 mm diam .. primum bifariam hirsuti. deinde<br />

plus minusve glabrescentes. Folia petiolo parce hirsuto 0.5-1.5 mm l<strong>on</strong>ge<br />

instructa; lamina ovata. ovato-Ianceolata vel obl<strong>on</strong>ga. 7-13 mm l<strong>on</strong>ga et<br />

3-7 mm Iata. apice subobtusa. basi subacuta. margine integra paulum<br />

recurvata. subcoriacea. supra glabra. subtus eosta nervisque hirsuta. margine<br />

ciliata. cystolithis utrimque sed praesertim supra c<strong>on</strong>spicuis. transver':<br />

sis. nervisutroque latere eostae 3--4. subtus prominulis. Spicae plerumque<br />

sessiles. interdum l<strong>on</strong>gius pedunculatae. casu quo folia basi pedunculi<br />

.inserta flores suffulcientia. densae. 1.2-3.5 cm l<strong>on</strong>gae et 8 mm diam.<br />

Rachis paree hirsuta. Bracteae lineares vel lineari-spathulatae. 2.8-3.2<br />

.mml<strong>on</strong>gae et 0.6 mm latae. subobtusae. margine et extus dimidio superiore<br />

eostae l<strong>on</strong>ge sed sparse ciliatae. ceterum glabrae. virides. ad basin tamen<br />

luteolae. l-nerviae. costa sicc. haud nigrescente. haud distincte scariose<br />

marginatae. Bracteolae lineares. 3.2-304 mm l<strong>on</strong>gae et 0.3-004 mm latae.<br />

ceterum ut bracteae. Calycis lobi angustissime triangulares. inaequil<strong>on</strong>gi.<br />

duo breviores 3.2 mm. duo l<strong>on</strong>giores 3.8 mm l<strong>on</strong>gi. omnes bas i 0.7mm<br />

lati. ceterum ut bracteae bracteolaeque; rudimentum segmenti postici inter<br />

10bos breviores insertum 1.5-2 mm l<strong>on</strong>gum et basi 0.2-0.4 mm latum.<br />

hyalinum. Corolla alba. labio inferiore dilute violaceo saturatius notato.<br />

5 mm l<strong>on</strong>ga. extus glabra. labio inferiore tamen ad apicem densius hirsuto.<br />

·tubo cum faucibus brevissimis 2.8 mm l<strong>on</strong>go. labio superiore apice vix<br />

e<strong>on</strong>spicue emarginato. lobis labii inferioris 0.4 mm l<strong>on</strong>gis rotundatis. Stamina<br />

.filamentis 1.7 mm l<strong>on</strong>gis. <strong>the</strong>cis 0.6 mm l<strong>on</strong>gis. inferiore ealcare 0.3

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