COLLECTED IN DUTCH NEW GUINEA. 151 
Stipule minime, lineares, basi late integre. Flores masculi non visi. Flores 
Jeminei singuli in pedicellis gracilibus 1 mm. longis. Sepala 3, oblonga, obtusa. 
Staminodia 3, opposita, longiora, oblonga, obtusa. -Achenia orbicularia, ovata, 
apiculata, pustulata, flavescentia, stylo parvo pustulato. 
Camps IX to XI, between 5500 and 8300 ft. 
A very curious plant, with the general appearance of a Hedyotis. 
PILEA SMILACIFOLIA, Wedd. in Ann. Sc. Nat. sér. 4, i. (1854) 186, var. SERRATA, Wedd. 
Monogr. des Urticées, 181. 
Camps VI 0, 3900 ft.; VI c, 5500 ft. ; VII to XI, 4900 to 8300 ft. 
Distrib. India and Malaya. 
PILEA TRINERVIA, Ridl., sp. nov. 
Herba parva, ramosa, 8 cm. alta vel altior. Folia opposita, lanceolata, oblanceolata 
vel obovata, apice subacuta, basi inzequilateralia lobo uno rotundato, margine 
crenulata, 1 cm. longa, 5 mm. lata, superne atro-viridia, cystolithis plurimis 
irregulariter sparsa, subtus pallida, nervis e basi ortis 2 marginibus parallelis, 
e costa ascendentibus 3 paribus, petiolis 1 mm. longis suleatis. Stipule laciniate, 
laciniis pluribus lanceolatis subulatis rufescentibus. Flores masculi 3-4, pedunculo 
axillari 2 mm. longo, pedicellis brevibus; bracteze lanceolate. Sepala oblonga, 
apice obtusa, incurva, atroviridia, 2 mm. longa. Stamina 4, filamentis crassis 
rubris, sepala superantibus. Anthere oblongs, majuscule, albe. Flores feminei 
desunt. 
Camps XI to XII, 8300 to 11,000 ft. 
Distinguished by its 3-nerved leaves, two nerves running from the base parallel with 
the margins, and nearly parallel with the midrib. The flowers are not solitary as they 
are in most of the other species, but racemose on short peduncles. 
PrLEA HELXINOIDES, Ridl., sp. nov. 
-Herba ramosa, perennis, 6 cm. longa, glabra. Folia opposita, carnosa, approximata, 
ovata, obtusa, basi angustata, subsessilia, 2 mm. longa, cystolithis copiosis. Stipule 
minuta, lineares. Flores masculi singuli vel bini, axillares; bracteze 2, minute, 
lanceolate. „Pedicelli pallidi, 5 mm. longi. Perianthium campanulatum, lobis 
ovatis ad basin connatis obtusis 1 mm. longis pallidis apice viridibus. Stamina 4, 
filamentis linearibus complanatis. Sepala multo longiora. Anthere cordate, 
hastate. Pistillodium minutum. 
Camp XIV, 12,500 ft. Flowers greenish white. 
Allied to Pilea Johniana, Stapf, of Mt. Kinabalu in Borneo, differing in the always 
4-partite pedicellate male flowers and the long stamens. The very slender stem is dotted 
all over with longitudinal white lenticels. The leaves are also larger. 
