Article Per Year (5 Year)
p-Index From 2020 - 2025
0
P-Index
This Author published in this journals
All Journal REINWARDTIA
Jan Frits Veldkamp, Jan Frits
Unknown Affiliation
Education

Published : 9 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 9 Documents
Search

 1 
VULPIA (GRAMINEAE) IN MALESIA Sumadijaya, Alex -; Veldkamp, Jan Frits
REINWARDTIA Vol 12, No 5 (2009): Vol. 12, No. 5
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (212.422 KB) | DOI: 10.14203/reinwardtia.v12i5.76

Abstract

SUMADIJAYA, A. & VELDKAMP, J. F.2009. Vulpia (Gramineae) in Malesia. Reinwardtia 12(5): 343–346.- A brief account of Vulpia (Gramineae) in Malesia is which consisting of V. bromoides and V. myuros is provided here, based on material seenprimarily by JFV in BO, K, L, CANB.
A REVISION OF MALESIAN ISACHNE SECT. ISACHNE (GRAMINEAE, PANICOIDEAE, ISACHNEAE) Iskandar, Eka AP; Veldkamp, Jan Frits
REINWARDTIA Vol 12, No 2 (2004): Vol. 12, No. 2
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (690.928 KB) | DOI: 10.14203/reinwardtia.v12i2.64

Abstract

ISKANDAR, E.A.P. & VELDKAMP, J.F. 2004. A revision of Malesian Isachne sect. Isachne (Gramineae, Panicoideae, Isachneae). Reinwardtia 12 (2): 159 – 179. – There are ca. 23 species of Isachne in Malesia of which the seven belonging to sect. Isachne are treated here. Isachne miliacea Roth has been misapplied to I. minutula (Gaudich.) Kunth, as its type belongs to I. globosa (Thunb.) Kuntze. Isachne pulchella Roth is the correct name for I. dispar Trin.
THE CORRECT NAME FOR PYRROSIA HASTATA CHING (POLYPO- DIACEAE, PTERIDOPHYTA) Veldkamp, Jan Frits
REINWARDTIA Vol 12, No 2 (2004): Vol. 12, No. 2
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (584.074 KB) | DOI: 10.14203/reinwardtia.v12i2.70

Abstract

VELDKAMP, J.F. 2004. The correct name for Pyrrosia hastate Ching (Polypodiaceae, Pteridophyta). Reinwardtia 12 (2): 191 -193. Pyrrosia hastata Ching (Polypodiaceae, Pteridophyta) is based on Acrostichum hastatum Thunb.(1784) non Houtt. (1783). Its correct name is P. tricuspis (Sw.) Tagawa.
NOTES ON BOTHRIOCHLOA KUNTZE (GRAMINEAE: ANDROPOGONEAE) IN MALESIA Sumadijaya, Alex; Veldkamp, Jan Frits
REINWARDTIA Vol 12, No 5 (2009): Vol. 12, No. 5
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (58.053 KB) | DOI: 10.14203/reinwardtia.v12i5.78

Abstract

SUMADIJAYA, A. & VELDKAMP, J.F. 2009. Notes on Bothriochloa Kuntze (Gramineae: Andropogoneae) in Malesia. Reinwardtia 12(5): 415 – 417. — The note is preliminary part for studies of Bothriochloa Kuntze in Malesia. Special caution should be given to Bothriochloa intermedia (R. Br.) A. Camus, now B. bladhii (Retz.) S.T. Blake, because of the variation, synonyms, and natural hybridization to generic level.
Non Bambusoid grasses (Gramineae) from Raja Ampat Archipelago, Papua Barat Province, Indonesia Sumadijaya, Alex; Veldkamp, Jan Frits
REINWARDTIA Vol 13, No 3 (2012): Vol. 13 No. 3
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14203/reinwardtia.v13i3.445

Abstract

Thirty two species of non-bambusoid grasses from 28 genera were recorded for the Raja Ampat Archipelago, Papua Barat Province, Indonesia, mostly from secondary forest. The result was compiled from Widya Nusantara Expedition (EWIN), Takeuchi (2003), and Van Royen (1960). This is a first attempt to record non-bambusoid grasses for a remote archipelago in Indonesia.
THE CORRECT NAME FOR THE TETRASTIGMA (VITACEAE) HOST OF RAFFLESIA (RAFFLESIACEAE) IN MALESIA AND A (NOT SO) NEW SPECIES Veldkamp, Jan Frits
REINWARDTIA Vol 12, No 4 (2008): Vol. 12, No. 4
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (330.122 KB) | DOI: 10.14203/reinwardtia.v12i4.61

Abstract

VELDKAMP, J.F. 2008. The correct name for the Tetrastigma (Vitaceae) host of Rafflesia (Rafflesiaceae) in Malesiaand a (not so) new species. Reinwardtia 12(4): 261 – 265. ––The correct name for Tetrastigma lanceolarium auct.non Planch. or T. leucostaphylum (Dennst.) Alston ex Mabb. (Vitaceae) in Malesia is T. rafflesiae Miq. The name T.lawsonii is superfluous and has been misapplied to a species here described as new.
REVISION OF DISSOCHAETA (MELASTOMATACEAE) IN JAVA, INDONESIA KARTONEGORO, ABDULROKHMAN; VELDKAMP, JAN FRITS
REINWARDTIA Vol 13, No 2 (2010): Vol. 13 No. 2
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (900.147 KB) | DOI: 10.14203/reinwardtia.v13i2.2133

Abstract

KARTONEGORO, A. & VELDKAMP, J.F. 2010. A revision of Dissochaeta (Melastomataceae) in Java. Reinwardtia  13(2): 125-145. - There are 12 species of Dissochaeta (Melastomataceae) in Java, Indonesia: D. bakhuizenii, D. bracteata, D. decipiens, D. fallax, D. gracilis, D. inappendiculata, D. intermedia, D. leprosa, D. monticola, D. reticulata, D. sagittata and D. vacillans. Diplectria and Macrolenes are regarded as separate genera and species traditionally classified within the latter have not been included. Dissochaeta leprosa, D. reticulata, and D. sagittata are reinstated as species. Dissochaeta gracilis is the most common species of Dissochaeta and D. bracteata is the rarest one. There are no endemics for the island. Each taxon is provided with literature references, synonymy, morphological descriptions, distribution, ecological habitat, collectors notes, and notes. An identification key and a list of collections seen are included.
Koordersiochloa Merr. (Gramineae), the correct name for Streblochaete Hochst. ex Pilg Veldkamp, Jan Frits
REINWARDTIA Vol 13, No 3 (2012): Vol. 13 No. 3
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (707.618 KB) | DOI: 10.14203/reinwardtia.v13i3.452

Abstract

Streblochaete Hochst. ex Pilg. (Gramineae) was not validly published in 1906, but in 1927. Koordersiochloa Merr. (1917) is therefore the correct name. Two new combinations are made. 
MISCELLANEOUS NOTES ON MAINLY SOUTHEAST ASIANGRAMINEAE Veldkamp, Jan Frits
REINWARDTIA Vol 12, No 2 (2004): Vol. 12, No. 2
Publisher : Research Center for Biology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (412.6 KB) | DOI: 10.14203/reinwardtia.v12i2.47

Abstract

VELDKAMP, J.F. 2004. Miscellaneous notes on mainly Southeast Asian Gramineae. Reinwardtia 12(2): 135 —140. — During the preparation of a revision of the herbaceous grasses of SE Asia a few nomenclatural and taxonomic novelties were detected. New combinations are proposed in Aristida L., Kengia Packer, Rytidosperma Steud., and Urochloa P. Beauv. Aristida novaeguineae Ohwi is re-instated as a distinct species. A key to the Malesian species of Aristida L. is provided. Moorochloa Veldk. replaces Brachiaria auct., s.s.
Co-Authors Abdulrokhman Kartonegoro, Abdulrokhman Alex - Sumadijaya, Alex - ALEX SUMADIJAYA Eka AP Iskandar, Eka AP