TABLE I. Species with Stick-tight Dispersal in a Lowland Moist Forest in Central French Guiana. | Taxon | Habit | Diaspore | Adaptation |
---|---|---|---|
Subclass: Caryophyllidae Order: Caryophyllales | |||
Phytolaccaceae | |||
Petiveria alliacea L. | Terrestrial subshrub | Fruit | Downward-pointing barbs |
Amaranthaceae | |||
Cyathula prostrata (L.) Blume | Terrestrial subshrub | Fruit plus sterile fls | Hooks on sterile fls |
Subclass: Hamamelidae Order: Urticales | |||
Moraceae | |||
Trymatococcus amazonicus Poepp. & Endl. | Terrestrial tree | Fruit | Hooked hairs |
Subclass: Dilleniidae Order: Malvales | |||
Malvaceae | |||
Pavonia schiedeana Steud. | Terrestrial subshrub | Mericarp | Barbed spine |
Sida setosa L. | Shrub | Mericarp | Apical spine |
S. rhombifolia Mart. ex Colla | Shrub | Mericarp | Apical spine |
Subclass: Rosidae Order: Fabales | |||
Mimosaceae | |||
Mimosa guilandica (DC.) Barneby | Liana | Fruit | Hooked hairs |
M. polydactyla HBK | Terrestrial subshrub | Fruit | Long, stiff hairs |
M. pudica L. | Terrestrial subshrub | Fruit | Long, stiff hairs |
Fabaceae | |||
Desmodium adscendens (Sw.) DC. | Terrestrial subshrub | Fruit segment | Hooked hairs |
D. axillare (Sw.) DC. | Terrestrial subshrub | Fruit segment | Hooked hairs |
D. barbatum (L.) Benth. | Terrestrial subshrub | Fruit segment | Hooked hairs |
D. incanum (Sw.) DC. | Terrestrial subshrub | Fruit segment | Hooked hairs |
D. wyderianum Urb. | Terrestrial subshrub | Fruit segment | Hooked hairs |
Zornia latifolia Sm. | Terrestrial herb | Fruit | Hooked hairs |
Subclass: Asteridae Order: Lamiales | |||
Verbenaceae | |||
Priva lappulacea (L.) Pers. | Terrestrial subshrub | Fruit plus calyx | Hooked hairs on calyx |
Subclass: Asteridae Order: Asterales | |||
Asteraceae | |||
Ageratum conyzoides L. | Terrestrial subshrub | Fruit plus pappus | Barbed awns on pappus |
Bidens cynapiifolia H.B.K. | Terrestrial subshrub | Fruit plus pappus | Barbed awns on pappus |
B. pilosa L. | Terrestrial subshrub | Fruit plus pappus | Barbed awns on pappus |
Cosmos caudatus H.B.K. | Terrestrial subshrub | Fruit plus chaff | Barbed pappus & barbs on fruit |
Rolandra fruticosa (L.) Kuntze | Terrestrial subshrub | Fruit plus chaff | Awned chaff |
Synedrella nodiflora (L.) Gaertn. | Terrestrial subshrub | Fruit plus pappus | Barbed pappus |
Subclass: Commelinidae Order: Cyperales | |||
Poaceae | |||
Oplismenus hirtellus (L.) P. Beauv. | Terrestrial herb | Spikelet | Spikelet awn |
Pharus lappulaceus Aubl. | Terrestrial herb | Infructescence or part of infructescence | Hooked hairs on lemma |
P. latifolius L. | Terrestrial herb | Infructescence or part of infructescence | Hooked hairs on lemma |
P. parvifolius Nash | Terrestrial herb | Infructescence or part of infructescence | Hooked hairs on lemma |
Streptogyna americana C. E. Hubb | Terrestrial herb | Spikelet and part of rachilla internode | Base of spikelet and part of internode |