Arachnothryx lojensis Steyerm.
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Authority
Maguire, Bassett. 1967. The botany of the Guayana Highland--Part VII. Mem. New York Bot. Gard. 17: 1-439.
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Family
Rubiaceae
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Scientific Name
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Description
Latin Diagnosis - Frutex, ramis novellis arachnoideis sericeisque; stipulis late ovatis 5 mm connatis basi 7 mm latis medio adpresso-villosulis per margines glabris in appen dicam linearam 6 mm longam 1.5 mm latam abrupte insidentibus extus glabram intus basi vaginae dense sericeis; foliis petiolatis, petiolis 6-8 mm longis paullo arachnoideo-pubescentibus; laminis lanceolato-ellipticis vel anguste ellipticis apice anguste acuminatis basi acutis vel subacuminatis supra glabris praeter costam mediam pilis paucis arachnoideis munitam, subtus costa media nervis laterali-busque breviter arachnoideis aliter glabris, supra non-rugulosis, nervis lateralibus utroque latere 11-13; inflorescentiis terminalibus trichotomis 9.5 cm longis 9.5 cm latis, pedunculo ramisque pilis patentibus laxe villosis; hypanthio anguste oblongo-turbinato 3-4 mm longo 1.5 mm lato pilis paullo adscendenti-patentibus hirsutulo-villosulis; calycis lobis 4 paullo inaequalibus 6-8.5 mm longis 0.61.1 mm latis extus parce pilosulis intus plus minusve glabris; corollae tubo 14 - 16 mm longo extus modice arachnoideo, lobis 4 suborbicularibus 3 mm longis 3-3.2 mm latis extus parce pilosulis vel basi villosulis intus dense papillatis; staminibus supra medium inclusis, antheris linearibus 2.5 mm longis.