1176 L. Radlkofer. — Sapindaceae. 



Rami 2,5 mm crassi. Folia petiolo 4 — 4,5 cm longo adjecto circ. 16 cm longa; 

 foliola cum petiolulis 4 mm longis 5 — 7,5 cm longa, 1,5 — 2 cm lata. Inflorescentiae 

 4 — 5 cm longae; bracteae subulatae, 1,5 mm longae; pedicelli aequilongi. Sepala 

 1,2 mm longa. Petala (alabastri) sepalis breviora, semi-orbicularia, glabra, basi intus 

 squamulis pilosis dorso cristatis aucta. Stamina (adhuc) perbrevia, basi dense villosa, 

 antheris glabris papillosis, Germen rudimentarium trigono-subclavatum, apiculatum, 

 dense villosum, 3-loculare. 



In Australiae colonia New South Wales: C.Moore? sine n.! (Richmond 

 River, fl.; a. G. Moore m. Maj. 1867 comm. c. Hb. Kew.). 



Obs. In sect. Dysguioa Radlk. insignis floribus chryseo-pilosis. 



Species incertae sedis. 



Guioa cambodiana Pierre, Fl. forest. Cochinchine IV. (1894) t. 317; Lecomte, 

 Fl. Indochine I. (1912) 1024 f. 127. — »Arbre de 4 — 10 m. Rameaux assez greles 

 ascendants, velus et ferrugineux dans le jeune äge. Feuilles alternes, ä rachis ä peu pres 

 cylindrique, non aile; folioles 8 — 10, presque coriaces, opposees ou suboppos6es (jusqu'ä 

 12 X 4 cm), p^tioluees (4 — 5 mm), oblongues, asymetriques ä la base, ä acumen aigu 

 au sommet; excavations glanduleuses ä l'aisselle des nervures secondaires. Inflorescence 

 en grappes axillaires ou terminales, assez courtes; pedicelles articul6s ä moins de 0,5 mm 

 de la fleur; boutons globuleux. Sepales 5, velus et cili^s, imbriques. Fetales 4—5, 

 obovales, velus aprös l'anthese, pourvus de deux ecailles courtes, velues et pointues 

 au sommet. Etamines 8, courtes; filets attenues aux deux extremit^s et velus; antheres 

 didymes, velus. Disque circulaire, regulier. Ovaire triloculaire, trigone, pubescent, 

 plus long que le style. Fruit capsulaire, ä 3 ailes; p^ricarpe mou exterieurement et 

 crustace ä l'interieur; graine obovoide, entour^e ä la base d'un arille ondul6; embryon 

 ä cotyledons recourb^s Tun sur l'autre.« 



In Gambodia: Pierre (prov. Siem-reap). — Praeterea in Siam: Kerr n. 9525 

 (Ghantaburi); cf. Graib, Fl. Siam. enum. I. (1926) 332. 



Obs. Affinis esse videtur G. diplopetalae ; species in manuscripto auctoris haud indicata. 



Guioa spathulata Fischer in Kew Bull. (1927) 83. — »Affinis G. fuscidulae (Kurz) 

 Radlk., sine tomento ferrugineo, foliolis majoribus glabris, floribus majoribus, petalis 

 spathulatis differt. — Tree 80 feet high; stem much buttressed; twigs pale-brown, 

 minutely puberulous. Leaves alternate, paripinnate; rhachis 7 — 10 cm long, terete 

 below, 2-costate or very narrowly 2-winged upwards, striate, glabrous or nearly so, 

 petiole swollen and rugose at the base; leaflets 2 — 3 pairs, opposite or subopposite, 

 membranous, elliptic or oblanceolate-elliptic, slightly falcate, acuminate, apiculate, 

 base ?icute, inaequilateral, 7 — 16 cm long, 3 — 6 cm wide, the terminal pair the largest, 

 glabrous, minutely and copiously pellucid-punctate, midrib raised on both sides, 

 primary nerves 5 — 6 pairs prominent below, ascending, curved, reticulations distinct 

 below; petiolules 3 — 5 mm long, more or less rugose. Inflorescence of axillary or extra- 

 axillary racemes or racemose cymes, subtended byl — several minute, grey-puberulous 

 bracts; rhachis angled, 3 — 4 cm long, thinly grey-puberulous, with small grey-puberulous 

 bracteoles at the divisions. Flowers pedicelled, about 6 mm long and wide, greenish, 

 each subtended by an ensiform, densely grey pubescent bracteole about 2 mm long; 

 pedicels 0,8 — 1,3 cm long, jointed well below the middle, slightly enlarged below the 

 flower, thinly grey-puberulous. Sepals 5, imbricate in 2 rows, free, suborbicular or 

 oblong, the outer wide, about 4 mm long, thinly grey-pubescent outside, the 2 inner 

 and the apices of all rather more densely so, glabrous within, grey ciliate. Petals 4, 

 broadly spathulate, nearly as long as the sepals, with fine silky, whitish hairs on the 

 claw and the lower half of the blade outside, glabrous within, the inner face bearing 

 a large, 2-crested scale nearly as long as the petal and adnate to it for about half its 

 length, the scale thinly whitish hairy below and ciliate and with a dense brush of long, 

 white hairs along the upper margin, the crests glabrous. Disk disciform, slightly thicker 



