Plante Lindheimeriane. 911 
Houston. April. A span to a foot high, with conspicuous 
bright yellow petals. 
9. R. rracnyspermus (Engel. MSS.): caule ramoso gla- 
bro; foliis petiolatis, inferioribus plerumque orbiculato-ovatis 
obtuso subintegris, superioribus lanceolatis lineari-lanceola- 
tisve denticulatis, basi petiolorùm membranaceo-dilatata brac- 
teisque subciliatis ; sepalis 3-4 ovatis reflexis petala 3-5 
minima linkdri-apatliolita superantibus; staminibus 5-10; 
carpellis compressis obtusis undique tuberculosis in cipue 
oblongum seu cylindrieum congestis. — Margin of ponds near 
Houston, &c. April, May. 
3. R. TRACHYSPERMUS, 8 ANGUSTIFOLIUS (Engel. MSS. y 
foliis omnibus lanceolatis lineari-lanceolatisve ; — and. y? (an 
spec.?) Linpnemert (Engel JMSS.): folis inferioribus 
ovatis; sepalis -3+5 ovatis obtusis patentibus petala 3 lineari- 
spathulata cquantibus; carpellis compressis obtusiusculis tu- 
berculosis in capitulum globosum congestis. — Near Houston, 
&c. but not growing together with No. 2. 
4. CLEMATIS CYLINDRICA, Sims. A narrow-leaved variety ; 
the herbaceous stem beginning to flower in April, when only 
A foot orso in height. Houston. 
9. C. reticunata, Walt. Houston. -June 
6. Anemonr CAROLINIANA, Walt. Prairies, Houston. Feb- 
= March. : 
T. Coceutus Casas, DC. Tiesto Ji une. 
.8. Srrepranruvus uyacintuores, Hook. Bot. Mu t. 
! 3516. West of the Brazos. July. 
9. Crtsratinua EnOsA, Nutt.; Torr. & Gr. FL I. p. - 
prairies on the Brazos. Mni. 
39. CrLEowELLA- ipee DC. High prairies. sos of 
Houston. April, A ugus = ee 
"s Porveara retia Torr. & Gr. FL. Lp. 130. 
West of the Brazos. August.— More or less branched. 
up ovate, with glands along the dann. on the face 
- 12, P. mcansazA, Linn. Hasan: April 
